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NASA

US Commits To Landing an International Astronaut On the Moon (arstechnica.com) 49

During a meeting of the National Space Council, Vice President Kamala Harris said an international astronaut will land on the Moon during one of NASA's Artemis missions. "Today, in recognition of the essential role that our allies and partners play in the Artemis program, I am proud to announce that alongside American astronauts, we intend to land an international astronaut on the surface of the Moon by the end of the decade," Harris said. Ars Technica reports: Although the National Space Council is useful in aggregating disparate interests across the US government to help form more cohesive space policies, public meetings like the one Wednesday can seem perfunctory. Harris departed the stage soon after her speech, and other government officials read from prepared remarks during the rest of the event. Nevertheless, Harris' announcement highlighted the role the space program plays in elevating the soft power of the United States. It was widely assumed an international astronaut would eventually land on the Moon with NASA. Harris put a deadline on achieving this goal.

NASA has long included astronauts from its international partners on human spaceflight missions, dating back to the ninth flight of the space shuttle in 1983, when West German astronaut Ulf Merbold joined five Americans on a flight to low-Earth orbit. This was seen by US government officials as a way to foster closer relations with like-minded countries. The inclusion of foreign astronauts on US missions also repays partner nations who make financial commitments to US-led space projects with a high-profile flight opportunity for one of their citizens.

Among the international partners contributing to Artemis, it seems most likely a European astronaut would get the first slot for a landing with NASA. ESA funded the development of the service modules used on NASA's Orion spacecraft, which will ferry astronauts from Earth to the Moon and back. These modules provide power and propulsion for Orion. ESA is also developing refueling and communications infrastructure for the Gateway mini-space station to be constructed in orbit around the Moon.

A Japanese astronaut might also have a shot at getting a seat on an Artemis landing. Japan's government has committed to providing the life-support system for the Gateway's international habitation module, along with resupply services to deliver cargo to Gateway. Japan is also interested in building a pressurized rover for astronauts to drive across the lunar surface. In recognition of Japan's contributions, NASA last year committed to flying a Japanese astronaut aboard Gateway. Canada is building a robotic arm for Gateway, but a Canadian astronaut already has a seat on NASA's first crewed Artemis mission, albeit without a trip to the lunar surface.

Space

Blue Origin's Suborbital Rocket Flies For First Time In 15 Months (arstechnica.com) 31

An anonymous reader quotes a report from Ars Technica: With redesigned engine components, Blue Origin's New Shepard rocket took off from West Texas and flew to the edge of space on Tuesday with a package of scientific research and technology demonstration experiments. This was the first flight of Blue Origin's 60-foot-tall (18-meter) New Shepard rocket since September 12, 2022, when an engine failure destroyed the booster and triggered an in-flight abort for the vehicle's pressurized capsule. There were no passengers aboard for that mission, and the capsule safely separated from the failed booster and parachuted to a controlled landing.

The flight on Tuesday also didn't carry people. Instead, Blue Origin, Jeff Bezos's space company, lofted 33 payloads from NASA, research institutions, and commercial companies. Some of these payloads were flown again on Tuesday's launch after failing to reach space on the failed New Shepard mission last year. Among these payloads were an experiment to demonstrate hydrogen fuel cell technology in microgravity and an investigation studying the strength of planetary soils under different gravity conditions. Blue Origin's capsule, mounted on top of the rocket, also flew 38,000 postcards submitted by students through Club for the Future, the company's nonprofit.

For Tuesday's return-to-flight mission, the New Shepard rocket ignited its BE-3PM engine and climbed away from Blue Origin's remote launch site near Van Horn, Texas, at 10:42 am CST (16:42 UTC). The hydrogen-fueled engine fired for more than two minutes, then shut down as scheduled as the rocket continued coasting upward, reaching an altitude of more than 347,000 feet (106 kilometers). The booster returned for a precision propulsive landing a short distance from the launch pad, and Blue Origin's capsule deployed three parachutes to settle onto the desert floor, completing a 10-minute up-and-down flight. Blue Origin has launched 24 missions with its reusable New Shepard rocket, including six flights carrying people just over the Karman line, the internationally recognized boundary of space 100 kilometers above Earth.

NASA

NASA's Tech Demo Streams First Video From Deep Space Via Laser 24

NASA has successfully beamed an ultra-high definition streaming video from a record-setting 19 million miles away. The Deep Space Optical Communications experiment, as it is called, is part of a NASA technology demonstration aimed at streaming HD video from deep space to enable future human missions beyond Earth orbit. From a NASA press release: The [15-second test] video signal took 101 seconds to reach Earth, sent at the system's maximum bit rate of 267 megabits per second (Mbps). Capable of sending and receiving near-infrared signals, the instrument beamed an encoded near-infrared laser to the Hale Telescope at Caltech's Palomar Observatory in San Diego County, California, where it was downloaded. Each frame from the looping video was then sent "live" to NASA's Jet Propulsion Laboratory in Southern California, where the video was played in real time.

The laser communications demo, which launched with NASA's Psyche mission on Oct. 13, is designed to transmit data from deep space at rates 10 to 100 times greater than the state-of-the-art radio frequency systems used by deep space missions today. As Psyche travels to the main asteroid belt between Mars and Jupiter, the technology demonstration will send high-data-rate signals as far out as the Red Planet's greatest distance from Earth. In doing so, it paves the way for higher-data-rate communications capable of sending complex scientific information, high-definition imagery, and video in support of humanity's next giant leap: sending humans to Mars.

Uploaded before launch, the short ultra-high definition video features an orange tabby cat named Taters, the pet of a JPL employee, chasing a laser pointer, with overlayed graphics. The graphics illustrate several features from the tech demo, such as Psyche's orbital path, Palomar's telescope dome, and technical information about the laser and its data bit rate. Tater's heart rate, color, and breed are also on display. There's also a historical link: Beginning in 1928, a small statue of the popular cartoon character Felix the Cat was featured in television test broadcast transmissions. Today, cat videos and memes are some of the most popular content online.
"Despite transmitting from millions of miles away, it was able to send the video faster than most broadband internet connections," said Ryan Rogalin, the project's receiver electronics lead at JPL. "In fact, after receiving the video at Palomar, it was sent to JPL over the internet, and that connection was slower than the signal coming from deep space. JPL's DesignLab did an amazing job helping us showcase this technology -- everyone loves Taters."
Mars

Secret Lagoon Found Resembling Earth 3.5 BIllion Years Ago and What Life on Mars Would Look Like (colorado.edu) 33

A system of lagoons has been discovered in Argentina hosting a rare range of microbial communities previously unknown to scientists. The microbial communities form giant mounds of rock as they grow — like corals building a reef millimeter by millimeter. And the University of Colorado points out that "the communities could also provide scientists with an unprecedented look at how life may have arisen on Mars, which resembled Earth billions of years ago."

"If life ever evolved on Mars to the level of fossils, it would have been like this," said geologist Brian Hynek, a professor in the department of geological sciences at the University of Colorado Boulder, who helped document the ecosystem. "Understanding these modern communities on Earth could inform us about what we should look for as we search for similar features in the Martian rocks."
more details from CNN: Stromatolites are layered rocks created by the growth of blue-green algae, or cyanobacteria, through photosynthesis. The structures are considered to be one of the oldest ecosystems on Earth, according to NASA, representing the earliest fossil evidence for life on our planet from at least 3.5 billion years ago. "These are certainly akin to some of the earliest macrofossils on our planet, and in really a rare type of environment on modern Earth," said Hynek...

While the stromatolites are in an environment containing oxygen, Hynek said he believes the layers farther down in the rock have little to no access to oxygen and are actively formed by microbes using anoxygenic photosynthesis. This would make the structures similar to the ones found on ancient Earth... "We've identified more than 600 ancient lakes on Mars; there may have even been an ocean. So, it was a lot more Earth-like early on," he said.

Space

'Life May Have Everything It Needs to Exist on Saturn's Moon Enceladus' (nasa.gov) 27

An anonymous reader shared this report from CNN: Scientists have long viewed Saturn's moon Enceladus, which harbors an ocean beneath its thick, icy shell, as one of the best places to search for life beyond Earth. Now, a new analysis of data collected by NASA's Cassini mission, which orbited Saturn and its moons between 2004 and 2017, has uncovered intriguing evidence that further supports the idea of Enceladus as a habitable ocean world.

Enceladus initially captured the attention of scientists in 2005 because plumes of ice grains and water vapor were observed rising through cracks in the moon's ice shell and releasing into space. The spacecraft flew through the plumes and "sampled" them, with data suggesting the presence of organic compounds within the plumes, some of which are key for life. The latest data analysis of Cassini's flybys of Enceladus revealed the detection of a molecule called hydrogen cyanide that's toxic to humans but crucial to processes driving the origin of life. What's more, the team also found evidence to support that Enceladus' ocean has organic compounds that provide a source of chemical energy that could potentially be used as powerful fuel for any form of life...

The combination of these elements together suggested a process called methanogenesis, or the metabolic creation of methane, may be at play on Enceladus. Scientists suspect methanogenesis may have also played out on early Earth, contributing to the origin of life. But the new research indicates more varied and powerful chemical energy sources are occurring within Enceladus' ocean... Now, the study authors want to investigate how diluted the organic compounds are within the subsurface ocean because the dilution of these compounds could determine whether Enceladus could support life. In the future, astronomers hope to send a dedicated mission to investigate Enceladus, which could provide a definitive answer as to whether life exists in the ocean world.

"Our work provides further evidence that Enceladus is host to some of the most important molecules for both creating the building blocks of life and for sustaining that life through metabolic reactions," accoding to one of the study's lead authors.

"Not only does Enceladus seem to meet the basic requirements for habitability, we now have an idea about how complex biomolecules could form there, and what sort of chemical pathways might be involved."
NASA

Asteroid Pieces Brought to Earth May Offer a Clue to Life's Origin (msn.com) 26

In 2020 a NASA spacecraft visited the asteroid Bennu. In October it returned to earth with a sample. Monday scientists got their first data about it at a meeting of the American Geophysical Union — which is a truly big deal.

"Before Earth had biology, it had chemistry," writes the Washington Post. "How the one followed from the other — how a bunch of boring molecules transformed themselves into this special thing we call life — is arguably the greatest unknown in science." The mission's top scientist, Dante Lauretta... showed slides with a long list of intriguing molecules, including carbon-based organics, in the grains and pebbles retrieved from Bennu. They will shine light on the molecular building blocks of the solar system and "maybe — still early phase — maybe insights into the origin of life." This analysis has only just started. The team has not yet released a formal scientific paper. In his lecture, Lauretta cited one interesting triangular, light-colored stone, which he said contained something he'd never seen before in a meteorite. "It's a head-scratcher right now. What is this material?" he said.

In an interview after the lecture, Lauretta said almost 5 percent of the sample is carbon. "That is a very carbon-rich sample — the richest we have in all our extraterrestrial material. ... We're still unraveling the complex organic chemistry, but it looks promising to really understand: Did these carbon-rich asteroids deliver fundamental molecules that may have gone on to contribute to the origin of life...?"

This space dirt has astrobiological import, though. By looking at prebiotic chemistry on Bennu, scientists will have a better idea what they are looking at if and when they find suspicious molecules elsewhere in the solar system, such as on Mars, Jupiter's moon Europa or Saturn's moon Enceladus. "This is almost the perfect laboratory control from non-biological chemistry," Glavin said. "This better prepares us for our search for life on Mars, or Europa or Enceladus — places that might have had life at one point."

Space.com quotes Lauretta as saying "We definitely have hydrated, organic-rich remnants from the early solar system, which is exactly what we were hoping when we first conceived this mission almost 20 years ago."
Communications

Biggest Solar Flare In Years Temporarily Disrupts Radio Signals On Earth (phys.org) 28

An anonymous reader quotes a report from Phys.Org: A NASA telescope has captured the biggest solar flare in years, which temporarily knocked out radio communication on Earth. The sun spit out the huge flare on Thursday, resulting in two hours of radio interference in parts of the U.S. and other sunlit parts of the world. Scientists said it was the biggest flare since 2017. Multiple pilots reported communication disruptions, with the impact felt across the country, said the government's Space Weather Prediction Center.

Scientists are now monitoring this sunspot region and analyzing for a possible outburst of plasma from the sun, also known as a coronal mass ejection, directed at Earth. The eruption occurred in the far northwest section of the sun, according to the center. NASA's Solar Dynamics Observatory caught the action in extreme ultraviolet light, recording the powerful surge of energy as a huge, bright flash. Launched in 2010, the spacecraft is in an extremely high orbit around Earth, where it constantly monitors the sun. The sun is nearing the peak of its 11-year or so solar cycle. Maximum sunspot activity is predicted for 2025.

Communications

NASA's Voyager 1 Probe In Interstellar Space Can't Phone Home (space.com) 34

NASA's Voyager 1 spacecraft is, once again, having trouble transmitting any scientific or systems data back to Earth. "The 46-year-old spacecraft is capable of receiving commands, but a problem seems to have arisen with the probe's computers," reports Space.com. Slashdot readers quonset and ArchieBunker shared the news. From the report: Voyager 1's flight data system (FDS), which collects onboard engineering information and data from the spacecraft's scientific instruments, is no longer communicating as expected with the probe's telecommunications unit (TMU), according to a NASA blog post on Dec. 12. When functioning properly, the FDS compiles the spacecraft's info into a data package, which is then transmitted back to Earth using the TMU. Lately, that data package has been "stuck," the blog post said, "transmitting a repeating pattern of ones and zeros." Voyager's engineering team traced the problem back to the FDS, but it could be weeks before a solution is found. In May 2022, Voyager 1 experienced transmitting issues for several months before a workaround was found. Meanwhile, Voyager 2 experienced an unplanned "communications pause" earlier this year after a routine sequence of commands triggered a 2-degree change in the spacecraft's antenna orientation. This prevented it from receiving commands or transmitting data back to Earth until NASA fixed the issue a week later.
Earth

Hidden Impacts of Ferocious Volcanic Eruption Finally Revealed (sciencealert.com) 20

Long-time Slashdot reader schwit1 shared an interesting article from ScienceAlert: Undersea volcanic eruptions account for more than three-quarters of all volcanism on Earth, but rarely do we see the impacts. The Hunga Tonga-Hunga Ha'apai eruption of 2022 was a dramatic exception. Its furious explosion from shallow waters broke the ocean surface and punched through the stratosphere, generating supercharged lighting and an atmospheric shock wave that circled the globe several times.

But there was far more to the fallout than satellite images could possibly capture or observers could report. We know the human toll this explosion took, but now a new study investigating the underwater impacts of the Hunga-Tonga eruption has detailed just how ferociously the explosion tore open the seafloor, ripped up undersea cables, and smothered marine life... The team also compiled a trove of data from ship-based sonar, sediment cores, geochemical analyses, water column samples, and video footage to chart the devastatingly powerful upheaval...

Their analyses show at least 6 cubic kilometers (km3) of seafloor was lost from within the caldera — 20 times the eruptive volume of the 1980 Mount St. Helens eruption — and an additional 3.5 km3 of material was blasted out of the Hunga volcano's submerged flanks... That leaves roughly four-fifths of the ejected material in the ocean; material that was funneled into fast-moving density flows that scoured out tracks 30 meters deep in the seafloor and accumulated 22 meters (72 feet) thick in some places.

ISS

Mystery of the Missing ISS Tomato Finally Solved (gizmodo.com) 52

"A tomato lost for eight months on the orbiting lab has been located, " reports Gizmodo, "absolving astronaut Frank Rubio of playful allegations that he ate it." NASA's Veg-05 experiment, a project focusing on growing fruits and vegetables in space, experienced an unusual turn of events when a Red Robin dwarf tomato vanished shortly after being harvested in March. This tomato, part of a study to explore the feasibility of continuous fresh-food production in space, was finally found, NASA astronaut Jasmin Moghbeli revealed during a livestream on December 6...

The Veg-05 project expanded the scope of in-space farming to include dwarf tomatoes, exploring how lighting and fertilizer variations influence fruit growth, safety, and nutritional value (and yes, tomatoes are fruits, not vegetables)... Following the harvest in March, each astronaut received a tomato sample stored in a Ziploc bag. However, concerns about potential fungal contamination led NASA to instruct the astronauts not to consume the fruit, as Space.com reported.

News of the missing tomato first emerged on September 13, during an event commemorating Rubio's one-year stay in orbit. Rubio, who had an extended mission on the ISS due to a malfunctioning Russian Soyuz spacecraft, lamented the loss of his tomato share, which had floated away before he could take a bite. Rubio, who spent a record 371 days in space, mused about the missing tomato, saying: "I spent so many hours looking for that thing. I'm sure the desiccated tomato will show up at some point and vindicate me, years in the future."

In the livestream Moghbeli "did not specify where on the 356-foot space station the one-inch-wide red dwarf tomato was located," notes the Guardian, "or in what condition." The Rubio tomato turned out to be one of only 12 red dwarves successfully germinated and grown to ripeness in space during the Veg-05 project, compared with more than 100 in a parallel experiment conducted on Earth, according to NASA.
Thanks to Slashdot reader christoban for sharing the news.
Space

SpaceX Will Help US Space Force Launch Its Secretive X-37B Space Plane (nbcnews.com) 36

"The United States military is preparing to launch its secretive X-37B space plane on a seventh mission in orbit," reports NBC News.

Shaped like a small space shuttle, "It's an itty-bitty spaceplane, not quite 30 feet long and under 10 feet tall," writes the Washington Post, "with a pair of stubby wings and a rounded, bulldog-like nose." Space.com says the launch window for the uncrewed vehicle opens Monday at 8:14 p.m. EST.

From NBC News: For the first time, the X-37B will ride into orbit atop a SpaceX Falcon Heavy rocket. Since its debut more than a decade ago, the X-37B has been a source of intrigue within the space community, mostly owing to the mysterious nature of its activities in low Earth orbit. Despite not knowing its true purpose or location, skywatchers have occasionally spotted and photographed the space plane in the night sky using telescopes... The military is tight-lipped about such operations, but the Space Force said the X-37B missions "are key to ensuring safe and responsible operations in space for all users of the space domain..."
The "U.S. Space Force says that launching on SpaceX's Falcon Heavy rocket will allow testing "in new orbital regimes, experimenting with space domain awareness technologies and investigating the radiation effects to NASA materials."

The Washington Post notes that "The reference about 'space domain awareness' could mean that it will be keeping an eye on other satellites, potentially watching for threats": At least one part of the mission is known. The vehicle will "expose plant seeds to the harsh radiation environment of long-duration spaceflight" in an experiment for NASA. In the past, the Pentagon has also used the X-37B to test some of its cutting edge technologies, including a small solar panel designed to transform solar energy into microwaves, a technology that one day could allow energy harnessed in space to be beamed back to Earth...

If Sunday's X-37B mission is like previous ones, the spaceplane could be in space for a while. Its first flight, which launched in 2010, lasted 224 days.

NASA

Nikon Makes Special Firmware For NASA To Block Galactic Cosmic Rays In Photos (petapixel.com) 31

In an exclusive interview with PetaPixel, astronaut Don Pettit reveals the changes that Nikon makes to its firmware especially for NASA. From the report: Galactic cosmic rays are high-energy particles that originate from outside the solar system that likely come from explosive events such as a supernova. They are bad news for cameras in space -- damaging the sensor and spoiling photos -- so Nikon made special firmware for NASA to limit the harm. Pettit tells PetaPixel that Nikon changed the in-camera noise reduction settings to battle the cosmic rays -- noise is unwanted texture and blur on photos.

Normal cameras have in-camera noise reduction for exposures equal to or longer than one second. This is because camera manufacturers don't think photographers need noise reduction for shorter exposures because there's no noise to reduce. But in space, that's not true. "Our cameras in space get sensor damage from galactic cosmic rays and after about six months we replace all the cameras but you still have cameras with significant cosmic ray damage," explains Pettit. "It shows up at fast shutter speeds, not just the slow ones. So we got Nikon to change the algorithm so that it can do in-camera noise reduction at shutter speeds of up to 500th of a second."

Pettit says Nikon's in-camera noise reduction "does wonders" for getting rid of the cosmic ray damage and that "trying to get rid of it after the fact is really difficult." That's not the only special firmware feature that Nikon makes for NASA; photographers who shoot enough photos know that the file naming system resets itself eventually which is no good for the space agency's astronauts. "The file naming system on a standard digital system will repeat every so often and we can't have two pictures with the same number," explains Pettit. "We'll take half a million pictures with the crew on orbit and so Nikon has changed the way the RAW files are numbered so that there will be no two with the same file number."
The report notes that NASA started using Nikon film cameras in 1971, shortly after the Apollo era; "in part because Nikon is so good at making custom modifications that help the astronauts." Previously, the agency used boxy, black Hasselblad cameras.
NASA

SpaceX Plans Key NASA Demonstration For Next Starship Launch (cnbc.com) 15

SpaceX's next test of its Starship rocket is expected to include "a propellant transfer demonstration." CNBC reports: SpaceX last month launched its second Starship flight, a test which saw the company make progress in development of the monster rocket yet fall short of completing the full mission. The propellant transfer demonstration would require that the rocket reach orbit as one of the demo's goals. A successful attempt would push Starship beyond its benchmarks reached thus far. "NASA and SpaceX are reviewing options for the demonstration to take place during an integrated flight test of Starship and the Super Heavy rocket. However, no final decisions on timing have been made," NASA spokesperson Jimi Russell said in a statement to CNBC.

The "propellant transfer demonstration" falls under a NASA "Tipping Point" contract that the agency awarded SpaceX in 2020 for $53.2 million. As part of the contract, NASA wants SpaceX to develop and test "Cryogenic Fluid Management" (CFM) technology, which the agency notes is essential for future missions to the moon and Mars. [...] Under the NASA contract, SpaceX's first demo will involve transferring 10 metric tons of liquid oxygen between tanks within the Starship rocket. While Starship won't be rendezvousing with another tanker rocket for this demo, NASA considers the test progress in maturing the tech. "The goal is to advance cryogenic fluid transfer and fill level gauging technology through technology risk assessment, design and prototype testing, and in-orbit demonstration. The demonstration will decrease key risks for large-scale propellant transfer in the lead-up to future human spaceflight missions," NASA says.

United States

US Announces AI Hackathons to Strengthen Critical Mineral Supply Chains (darpa.mil) 16

This week the White House announced a series of "AI hackathons to strengthen critical mineral supply chains," starting in February of 2024.

There's 50 critical minerals are used in everything from electric motors and generators to the fuselage and wings of an airplane. So now the "Critical Mineral Assessments with AI Support" contest aims to "significantly speed up the assessment of the nation's critical mineral resources by automating key steps" using AI and machine learning tools, according to a DARPA announcement on X, pointing to details on a new DARPA web page: Clean energy infrastructure, along with many other next-generation technologies, consume more critical minerals than traditional energy sources, and expected demand for critical minerals used in clean energy will quadruple by 2040... The goal of this AI exploration effort is to transform the workflow from a serial, predominantly manual, intermittently updated approach, to a highly parallel, continuous AI-assisted capability that is comprehensive in scope, efficient in scale, and generalizable across an array of applications...

The challenge is that critical mineral assessments are labor intensive and using traditional techniques, assessing all 50 critical minerals would proceed too slowly to address present-day supply chain needs. An AI-assisted workflow could enable the U.S. Geological Survey to accomplish its mission, produce high-quality derivative products from raw input data, and deliver timely assessments that reduce exploration risk and support decisions affecting the management of strategic domestic resources.

While the primary focus will be critical minerals, it is expected that the resulting technologies and resulting data products will be valuable for a wide variety of U.S. government mission areas ranging from water resource management, to potential new clean energy sources.

It all started back in 2022, when the resource-identifying U.S. Geological Survey acknowledged that "The U.S. is under-mapped." They'd hoped an online contest could close the gap — with a first prize of $10,000 (with $3,000 and $1,000 for the second- and third-place winner). Working with NASA's Jet Propulsion Laboratory and the government-supporting research nonprofit MITRE, DARPA and the U.S. Geological Survey all teamed up for the big "AI for Critical Mineral Assessment" competition.

Participants were given images of maps from somewhere in North America — along with a list of points without their latitude-longitude coordinates (just a pair of numbers indicating their position within that image). They'd have to find a way to automate the determination of real-world latitudes and longitudes. The contest recommended using other features on the map as reference points — like roads, streams, and elevation-indicating topographic lines, as well as government boundary lines (and the names of places on the map). And last December during the awards ceremony a DARPA official said they were "really really pleased at the response we got."

The new 2024 AI hackathons are now intended to build on the challenges from that 2022 competition. One competitor had described it as a "well-organized competition, really engaging," adding "I think the complexity of the maps that were part of the data set just made it a really interesting and engaging kind of problem."

They noted that in the past we've always indicated data with maps — but that now, we're trying to turn maps back into data...
Space

Amazon Taps SpaceX For Kuiper Launch (cnn.com) 12

An anonymous reader writes: Amazon just inked a deal with chief competitor and Elon Musk-helmed SpaceX to launch internet-beaming satellites -- a move that comes even as Amazon founder Jeff Bezos pursues his own space dreams with his own rocket company, Blue Origin, and as SpaceX builds its own internet constellation.

While Musk and Bezos have notoriously been publicly competitive and have a history of openly sparring on social media, with Musk regularly making crude jokes about Bezos and Blue Origin, it is not uncommon for business rivals to team up in the world of rocket launches. Some Amazon satellites will still ride on a large rocket made by Blue Origin, dubbed the New Glenn. But it's been delayed for years and will make its launch debut next year at the earliest.

Space

A NASA Spacecraft Could Carry Your Name to Jupiter in 2024 (msn.com) 51

An anonymous reader shared this report from the Washington Post: In 2024, a new spacecraft will hurtle toward Jupiter in a bid to learn whether its moon Europa is capable of supporting life. The craft will carry more than high-tech sensors: It also will bear a poem and hundreds of thousands of human names.

Yours could be one of them.

NASA is asking people to submit their names ahead of the mission's October 2024 launch. Those submitted by the end of 2023 will go into space on the Europa Clipper spacecraft, which should enter Jupiter's orbit in 2030... They'll eventually be stenciled onto a dime-sized microchip in microscopic writing, then attached to a metal plate engraved with the poem that will accompany the craft.

700,000 names have been submitted so far — and they'll all be carried a distance of over 1.8 billion miles.

They'll travel through space with a poem that ends by describing what we humans on earth are made of — including "a need to call out through the dark."
NASA

NASA Chooses Blue Origin's Rocket To Launch Smallsat Mission To Mars (spacenews.com) 71

NASA selected Blue Origin in February to launch the Escape and Plasma Acceleration and Dynamics Explorers (ESCAPADE) mission, a pair of smallsats that will study the interaction of the solar wind with the magnetosphere of Mars. The space agency now expects the mission will be on the first launch of Blue Origin's New Glenn launch vehicle next year. SpaceNews reports: Neither Blue Origin nor NASA disclosed exactly where in the manifest of New Glenn launches ESCAPADE would take place. "It will be an early New Glenn mission and we're going to be ready," one Blue Origin executive, Ariane Cornell, said at the Satellite 2023 conference in March. At a Nov. 20 meeting of the NASA Advisory Council's human exploration and operations committee, Bradley Smith, director of NASA's Launch Services Office, said he was "incredibly excited" about the ESCAPADE launch, which he said was scheduled for about one year. His charts, though, and past presentations, listed an August 2024 launch for ESCAPADE.

"It's an incredibly ambitious first launch for New Glenn and we really appreciate the partnership," he said. Later in the committee meeting, he confirmed that NASA expected ESCAPADE to be on the inaugural New Glenn launch. "We will very likely be the very first launch of New Glenn," he said. That is acceptable, Smith said, since ESCAPADE is what NASA characterizes as a "class D" mission with a higher tolerance for risk. "We're willing to take a little bit of risk with a price tag and a mission assurance model that reflects that risk."

Besides the inherent technical risks in the first launch of a new rocket, there are also schedule risks. New Glenn development is years behind the original schedule Blue Origin put forward. The company has not provided recent updates about progress towards a first launch of the rocket, although Jarrett Jones, senior vice president for New Glenn at Blue Origin, said at World Satellite Business Week in September that the first flight vehicle would arrive at a Florida integration facility by the end of the year, with the company planning "multiple" launches of New Glenn in 2024.

Space

Deep Space Astronauts May Be Prone To Erectile Dysfunction, Study Finds (theguardian.com) 85

As if homesickness, wasting muscles, thinner bones, an elevated cancer risk, the inescapable company of overachievers and the prospect of death in the endless vacuum of space were not enough to contend with, male astronauts may return from deep space prone to erectile dysfunction, scientists say. From a report: In what is claimed to be the first study to assess the impact of galactic radiation and weightlessness on male sexual health, Nasa-funded researchers found that galactic cosmic rays, and to a lesser extent microgravity, can impair the function of erectile tissues, with effects lasting potentially for decades. Raising their concerns in a report on Wednesday, the US researchers said they had identified "a new health risk to consider with deep space exploration." They called for the sexual health of astronauts to be closely monitored on their return from future deep space missions, noting that certain antioxidants may help to counteract the ill-effects by blocking harmful biological processes.

"While the negative impacts of galactic cosmic radiation were long-lasting, functional improvements induced by acutely targeting the redox and nitric oxide pathways in the tissues suggest that the erectile dysfunction may be treatable," said Dr Justin La Favor, an expert in neurovascular dysfunction at Florida State University and a senior author on the study. The warning comes amid a renewed focus on deep space missions, with Nasa and other major space agencies preparing for long-term expeditions to the moon and more ambitious voyages to Mars. Nasa's Artemis programme aspires to send astronauts to the moon as early as next year, with crewed missions to Mars tentatively lined up for as early as 2040.

Space

Earth Receives Laser-Beamed Message From 10 Million Miles Away (space.com) 31

Rahul Rao reports via Space.com: On Nov. 14, NASA picked up a laser signal fired from an instrument that launched with the Psyche spacecraft, which is currently more than 10 million miles (16 million kilometers) from Earth and heading toward a mysterious metal asteroid. (The spacecraft is at more than 40 times the average distance of Earth's moon, and still voyaging afar.) The moment marked the first successful test of NASA's Deep Space Optical Communications (DSOC) system, a next-generation comms link that sends information not by radio waves but instead by laser light. It's part of a series of tests NASA is doing to speed up communications in deep space, on different missions. "Achieving first light is a tremendous achievement. The ground systems successfully detected the deep space laser photons from DSOC," Abi Biswas, the system's project technologist at NASA's Jet Propulsion Laboratory (JPL) in Southern California, said in an agency statement.

"And we were also able to send some data, meaning we were able to exchange 'bits of light' from and to deep space," Biswas added.
Space

SpaceX's Starship Reaches Outer Space Before Intentional Detonation (cnn.com) 125

CNN reports SpaceX made a second attempt to successfully launch Starship, the most powerful rocket ever constructed. The uncrewed rocket took off just after 7 a.m. CT (8 a.m. ET). The rocket took off as intended, making it roughly 8 minutes into flight before SpaceX confirmed it had to intentionally explode the Starship spacecraft as it flew over the ocean...

This mission comes after months of back-and-forth with federal regulators as SpaceX has awaited a launch license. The company is also grappling with pushback from environmentalists...

After separating from the Super Heavy rocket booster, the Starship spacecraft soared to an altitude of approximately 93 miles (150 kilometers) before SpaceX lost contact, according to a statement issued by the company. For context, the U.S. government considers 50 miles (80 kilometers) above Earth's surface the edge of outer space...

SpaceX is OK with rockets exploding in the early stages of development. That's because the company uses a completely different approach to rocket design than, say, NASA. The space agency focuses on building one rocket and strenuously designing and testing it on the ground before its first flight — taking years but all but guaranteeing success on the first launch. SpaceX, however, rapidly builds new prototypes and is willing to test them to their breaking point because there's usually a spare nearby. During a drive by the company's facilities on Friday — four Starship spacecraft and at least two Super Heavy boosters could be seen from public roadways.

CNN reminds readers that "so far in 2023 alone, the Falcon 9 has launched more than 70 spaceflights...

"Elon Musk described Starship as the vehicle that underpins SpaceX's founding purpose: sending humans to Mars for the first time. NASA has its own plans for the rocket."

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