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NASA CNEOS

• News
  2024-10-10
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• NASA Study: Asteroid’s Orbit, Shape Changed After DART Impact
  2024-03-19
  After NASA’s historic Double Asteroid Redirection Test, a JPL-led study has shown that the shape of asteroid Dimorphos has changed and its orbit has shrunk.
• NASA System Predicts Impact of a Very Small Asteroid Over Germany
  2024-01-24
  The Scout impact assessment system calculated where and when the asteroid 2024 BX1 would impact Earth’s atmosphere, providing a useful demonstration of planetary defense capability.
• CNEOS Predicts Another Small Asteroid Impact, This One over Northwestern France
  2023-02-14
  Another tiny asteroid on a collision course with Earth was detected over the weekend, and JPL’s CNEOS Scout system accurately predicted where and when the impact would happen, well before it actually occurred.
• NASA System Predicts Small Asteroid to Pass Close by Earth This Week
  2023-01-25
  On Thursday, Jan. 26, a small near-Earth asteroid will have a very close encounter with our planet. Designated 2023 BU, the asteroid will zoom over the southern tip of South America at about 4:27 p.m. PST (7:27 p.m. EST) only 2,200 miles (3,600 kilometers) above the planet’s surface and well ...
• NASA Program Predicted Impact of Small Asteroid Over Ontario, Canada
  2022-11-22
  In the early hours of Saturday, Nov. 19, the skies over southern Ontario, Canada, lit up as a tiny asteroid harmlessly streaked across the sky high in Earth’s atmosphere, broke up, and likely scattered small meteorites over the southern coastline of Lake Ontario. The fireball wasn’t a surprise. Roughly 1 ...
• US Space Force Releases Decades of Bolide Data to NASA for Planetary Defense Studies
  2022-04-07
  Hosted by JPL’s Center for Near Earth Object Studies, the data can be used by the science community to better understand how asteroids break up when entering the atmosphere.
• Updated Calculations Refine the Impact Probability for (29075) 1950 DA
  2022-03-29
  (29075) 1950 DA is a kilometer-sized asteroid that will make a close approach to Earth in 2880 and, because of the corresponding impact probability and size, has ranked at the top of the Sentry risk list since 2014.
• NASA System Predicts Impact of Small Asteroid
  2022-03-15
  A small asteroid hit Earth’s atmosphere over the Norwegian Sea before disintegrating on March 11, 2022. But this event wasn’t a complete surprise: Astronomers knew it was on a collision course, predicting exactly where and when the impact would happen.
• NASA’s Next-Generation Asteroid Impact Monitoring System Goes Online
  2021-12-06
  To date, nearly 28,000 near-Earth asteroids (NEAs) have been found by survey telescopes that continually scan the night sky, adding new discoveries at a rate of about 3,000 per year. But as larger and more advanced survey telescopes turbocharge the search over the next few years, a rapid uptick in ...

NASA Jet Propulsilon Laboratory:

• New Data Confirm 2020 SO to Be the Upper Centaur Rocket Booster From the 1960's
  2020-12-02
  The object, discovered in September by astronomers searching for near-Earth asteroids, garnered interest in the planetary science community due to its size and unusual orbit.
• MOXIE Could Help Future Rockets Launch Off Mars
  2020-11-24
  NASA's Perseverance rover carries a device to convert Martian air into oxygen that, if produced on a larger scale, could be used not just for breathing, but also for fuel.
• Independent Review Indicates NASA Prepared for Mars Sample Return Campaign
  2020-11-10
  A report, released Tuesday, concludes that the agency is well positioned for its ambitious plan to bring samples back from the Red Planet for further study on Earth.
• Impact Craters Reveal Details of Titan's Dynamic Surface Weathering
  2020-10-29
  New research on nine craters of Saturn's largest moon provides more details about how weathering affects the evolution of the surface - and what lies beneath.
• NASA InSight's 'Mole' Is Out of Sight
  2020-10-16
  Now that the heat probe is just below the Martian surface, InSight's arm will scoop some additional soil on top to help it keep digging so it can take Mars' temperature.
• This Transforming Rover Can Explore the Toughest Terrain
  2020-10-13
  Made of a pair of two-wheeled vehicles, NASA's DuAxel is designed to descend crater sides and near-vertical cliffs on the Moon, Mars, and beyond.
• NASA's Perseverance Rover Will Peer Beneath Mars' Surface
  2020-10-08
  The agency's newest rover will use the first ground-penetrating radar instrument on the Martian surface to help search for signs of past microbial life.
• AI Is Helping Scientists Discover Fresh Craters on Mars
  2020-10-01
  It's the first time machine learning has been used to find previously unknown craters on the Red Planet.
• School Bus-Size Asteroid to Safely Zoom Past Earth
  2020-09-22
  Roughly 15 to 30 feet wide, the object will make its closest approach on Sept. 24.
• Comet Discovered to Have Its Own Northern Lights
  2020-09-21
  An atmospheric light show previously relegated to planets and Jupiter moons is found on comet using data from ESA's Rosetta spacecraft.

Space.com

• Comet Tsuchinshan-ATLAS is a Halloween visitor from the spooky Oort Cloud − the invisible bubble that's home to countless space objects
  2024-10-22
  The cloud is basically a gigantic reservoir that may hold billions of icy celestial bodies. Two of those bodies will pass by Earth in the days leading up to Halloween.
• Most of Earth's meteorites may have come from the same 3 spots
  2024-10-21
  Scientists say they've uncovered where the vast majority of Earth's meteorites came from.

Astronomy Now

• Comet C/2023 A3 (Tsuchinshan-ATLAS) emerges bright in UK’s evening sky
  2024-10-12
  Following month’s of speculation, C/2023 A3 (Tsuchinshan-ATLAS) has emerged into the UK’s evening sky as a bright comet in the afterglow of the setting Sun.

Univere Today

• Life on Earth Needed “Unmelted Asteroids”
  2024-10-22
  The word “volatile” is commonly used in the space exploration community, but it has a different meaning than when used otherwise. In space exploration, volatiles are defined as the six most common elements in living organisms, plus water. Earth had enough volatiles for life to start here, but it might ...
• NASA Achieves Impressive Bandwidth with its New Laser Communications System
  2024-10-21
  Ships passing in the night used Morse code sent with lanterns and shutters to communicate. That same basic principle has allowed NASA to communicate with Psyche, its mission to a metal-rich asteroid in the main belt. However, the “light” was a version of heat, and instead of being able to ...

EarthSky

• A large fireball blazed over Lake Erie last night
  2024-10-22
  Witnesses described a large fireball over Lake Erie last night. The American Meteor Society had some 350 reports as of this writing. Thousands must have seen it! The post A large fireball blazed over Lake Erie last night first appeared on EarthSky.
• When can YOU see the 1st-ever human-made meteor shower?
  2024-10-20
  When DART spacecraft hit asteroid Dimorphos, it released debris that should arrive at Mars and Earth, creating the 1st human-made meteor shower for the planets. The post When can YOU see the 1st-ever human-made meteor shower? first appeared on EarthSky.

The Planetary Society

• Twinsies!
  2024-10-11
  Asteroids that come in pairs, matching volcanic features on Mars and Earth, and the potential space policies of two administrations.
• Hera launches to study the aftermath of an asteroid deflection test
  2024-10-07
  The European Space Agency’s Hera spacecraft launched on Oct. 7, 2024, from Cape Canaveral, Florida. It will travel to the Didymos-Dimorphos asteroid system to study the aftermath of the first-ever field test of an asteroid deflection technique.
• Cloudy skies, smooth sailing
  2024-09-27
  A Martian cloud atlas, LightSail wins big, and multiple missions coast toward launch.
• How to spot Comet Tsuchinshan-Atlas
  2024-09-26
  Catch this once-in-a-lifetime comet over the next few days.
• The Hera launch: What to expect
  2024-09-26
  The European Space Agency (ESA) is preparing to launch a mission to study the aftermath of DART's impact on the asteroid moonlet Dimorphos.
• New insights into asteroid properties: A STEP Grant update
  2024-09-13
  A Planetary Society-funded project to understand asteroids achieved its main goals and scientific objectives this year.
• Wow! Boom! Ultra cool!
  2024-08-23
  The “Wow!" signal has a new explanation, and an ultra-cool experiment advances quantum sensing in space. Plus, making an asteroid go “boom!” might work, depending on the circumstances.
• Ramses: A new mission racing to land on asteroid Apophis
  2024-08-22
  When a skyscraper-sized asteroid narrowly misses Earth in 2029, three spacecraft may be along for the ride.
• What would happen if we nuked an asteroid?
  2024-08-20
  Detonating a nuclear weapon on or near an asteroid is one of several options for defending the Earth from an impact. Here's what nuking an asteroid might actually do, and why it isn't always the best option.
• NASA discovers Mars rock with ancient potential for life
  2024-08-01
  A single 3.5 billion-year-old rock shows signs of all the conditions life needs to thrive.

Space Daily

• ESA begins preparations for Ramses mission to study Apophis asteroid
  2024-10-23
  Paris, France (SPX) Oct 18, 2024 ESA has signed a euro 63 million contract with OHB Italia SpA to initiate preparatory work for its proposed Ramses mission, which aims to study the asteroid Apophis. On 13 April 2029, Apophis, a 375-meter-wide asteroid, will pass just 32,000 kilometers from Earth - ...

The Space Review

• The trials and tribulations of Hera
  2024-10-14
  ESA last week launched its Hera mission to the same asteroid that NASA's DART spacecraft collided with two years ago. Jeff Foust reports on the struggles the Hera project faced getting the spacecraft launched, from funding challenges to a hurricane.
• An alternative Mars Sample Return program
  2024-08-19
  NASA is weighing different approaches to its Mars Sample Return program to lower its costs and speed up the return of samples. Dale Skran advocates for an approach that ties the effort more closely to future human exploration of the Red Planet.
• Review: The Asteroid Hunter
  2024-05-06
  Last September NASA's OSIRIS-REx spacecraft successfully returned samples from the asteroid Bennu, seven years after its launch. Jeff Foust reviews a book by the mission's principal investigator that describes the long effort to develop the mission and how it overcame obstacles along the way.
• NASA looks for an MSR lifeline
  2024-04-29
  Mars scientists hoped they would have a better idea of when and how they would get samples back from Mars after NASA completed an internal study of the Mars Sample Return program. Instead, as Jeff Foust reports, NASA is now turning to industry for help on how to reduce the ...
• MSR at serious risk
  2024-02-12
  Concerns about the budget and plans for NASA's Mars Sample Return (MSR) program came to a head last week when JPL laid off more than 500 employees, citing budget uncertainty about the program. Jeff Foust reports on the issues that have put the future of MSR into question for some.
• The case for a fleet of Martian helicopters
  2024-02-05
  Ingenuity, whose mission ended last month, was a first-of-its-kind Mars helicopter with no guarantees more will follow soon. Ari Allyn-Feuer discusses how sending a large number of similar helicopters could advance Martian exploration in novel ways.
• A capsule's fall marks the start of Asteroid Autumn
  2023-09-25
  On Sunday, NASA's OSIRIS-REx spacecraft returned to Earth, dropping off a capsule containing samples collected from the asteroid Bennu. Jeff Foust reports on the success of the first part of NASA's "Asteroid Autumn" that includes a launch and a flyby.
• Review: Interstellar
  2023-09-11
  Last month, a paper claimed to have found evidence for interstellar meteorites at the bottom of the Pacific, a claim other scientists have treated skeptically. Jeff Foust review a book by the scientist who is the lead author of that study and other efforts using science to look for interstellar ...
• It's not easy being a Martian
  2023-09-05
  The Fox reality TV series "Stars on Mars" wrapped up recently with one "celebronaut" crowned as winner. The series, Dwayne Day explains, also provided useful lessons for real missions to the Red Planet.
• For Mars Sample Return, more serious repercussions
  2023-07-17
  A Senate appropriations bill released last week would slash funding for NASA's Mars Sample Return program and threaten it with cancellation. Jeff Foust reports on the new fiscal challenges that efforts to return samples from Mars have encountered.

Phys.org

• Giant meteorite impact 3.26 billion years ago may have aided early life
  2024-10-21
  Billions of years ago, long before anything resembling life as we know it existed, meteorites frequently pummeled the planet. One such space rock crashed down about 3.26 billion years ago, and even today, it's revealing secrets about Earth's past.
• How did the building blocks of life arrive on Earth? Zinc fingerprints in meteorites offer clues
  2024-10-11
  Researchers have used the chemical fingerprints of zinc contained in meteorites to determine the origin of volatile elements on Earth. The results suggest that without 'unmelted' asteroids, there may not have been enough of these compounds on Earth for life to emerge.
• Ryugu sample analyses show asteroids may have delivered compounds needed to start life on Earth
  2024-10-08
  An international team of researchers with a wide range of backgrounds has found evidence of asteroids providing the compounds necessary for life to get its start on Earth. In their paper published in the journal Nature Astronomy, the group describes their study of a small sample of material collected from ...
• Investigating the possibility of using asteroid material to grow edible biomass for astronauts
  2024-10-04
  A team of engineers and planetary scientists at Western University's Institute for Earth and Space Exploration, in Canada, has found that it might be possible to produce food for space travelers by feeding bacteria asteroid material, resulting in the growth of an edible biomass.
• Detailed model suggests organic matter on Mars was formed from atmospheric formaldehyde
  2024-09-19
  Although Mars is currently a cold, dry planet, geological evidence suggests that liquid water existed there around 3 to 4 billion years ago. Where there is water, there is usually life. In their quest to answer the burning question about life on Mars, researchers at Tohoku University created a detailed ...
• Could comets have delivered the building blocks of life to ocean worlds like Europa, Enceladus and Titan?
  2024-09-09
  Throughout Earth's history, the planet's surface has been regularly impacted by comets, meteors, and the occasional large asteroid. While these events were often destructive, sometimes to the point of triggering a mass extinction, they may have also played an important role in the emergence of life on Earth. This is ...

• Comet Tsuchinshan-ATLAS is from the Oort Cloud—the invisible bubble that's home to countless space objects
  2024-10-14
  The human mind may find it difficult to conceptualize: a cosmic cloud so colossal it surrounds the sun and eight planets as it extends trillions of miles into deep space.

• Giant meteorite impact 3.26 billion years ago may have aided early life
  2024-10-21
  Billions of years ago, long before anything resembling life as we know it existed, meteorites frequently pummeled the planet. One such space rock crashed down about 3.26 billion years ago, and even today, it's revealing secrets about Earth's past.
• Experimental study offers insights into mysterious flow features on airless worlds
  2024-10-21
  A Southwest Research Institute researcher collaborated with a team at NASA's Jet Propulsion Laboratory to attempt to explain the presence of mysterious flow features that exist on the surfaces of airless celestial bodies, such as the asteroids Vesta and Ceres, explored recently by the NASA Dawn mission, or Jupiter's moon ...
• New research shows most space rocks crashing into Earth come from a single source
  2024-10-19
  The sight of a fireball streaking across the sky brings wonder and excitement to children and adults alike. It's a reminder that Earth is part of a much larger and incredibly dynamic system.
• Unlocking cosmic origins: Researchers trace 70% of meteorites to 3 asteroid families
  2024-10-16
  An international team led by three researchers from the CNRS, the European Southern Observatory (ESO, Europe), and Charles University (Czech Republic) has successfully demonstrated that 70% of all known meteorite falls originate from just three young asteroid families. These families were produced by three recent collisions that occurred in the ...
• October's supermoon pairs with a comet for a special nighttime spectacle
  2024-10-16
  October's supermoon is the closest of the year and it's teaming up with a comet for a rare stargazing two-for-one.
• 'Biggest and brightest' supermoon to shine over California soon—along with comet, meteors
  2024-10-16
  Less than a week after the northern lights dazzled observers across California, stargazers are in for another treat.
• Asteroid-sample return mission enables researchers to conduct largest geophysical observation campaign of its kind
  2024-10-14
  The OSIRIS-REx project made history last year as the first U.S. mission to bring back an asteroid sample from space—and with it came a treasure trove of data. An international collaboration, led by Sandia National Laboratories and including researchers at Los Alamos National Laboratory, has published a study in The ...
• Atmospheric oxidation and the creation of modern Mars
  2024-10-14
  Like Earth, Mars was formed about 4.5 billion years ago, but its early surface was very different than today's. Mars' surface then had high rates of meteorite and asteroid impacts from the period known as the Late Heavy Bombardment. But whereas today's Mars is cold, arid, has two icy poles, ...
• Saturn Trojan asteroid confirmed
  2024-10-14
  A small international team of astronomers and astrophysicists has confirmed that asteroid 2019 UO14 is a Trojan asteroid of Saturn. The team has posted a paper describing their study of the asteroid on the arXiv preprint server.
• How did the building blocks of life arrive on Earth? Zinc fingerprints in meteorites offer clues
  2024-10-11
  Researchers have used the chemical fingerprints of zinc contained in meteorites to determine the origin of volatile elements on Earth. The results suggest that without 'unmelted' asteroids, there may not have been enough of these compounds on Earth for life to emerge.

• Moonlight may hamper views of the Orionid meteor shower, debris of Halley's comet
  2024-10-17
  The Orionids—one of two annual meteor showers from Halley's comet—peak early Monday. A bright waning moon may make them difficult to spot.
• 'Biggest and brightest' supermoon to shine over California soon—along with comet, meteors
  2024-10-16
  Less than a week after the northern lights dazzled observers across California, stargazers are in for another treat.
• SOHO spies bright comet making debut in evening sky
  2024-10-14
  The ESA (European Space Agency) and NASA Solar and Heliospheric Observatory (SOHO) have captured images of the second-brightest comet to ever pass through its field of view during the spacecraft's nearly 29-year career.
• Asteroid mining: A potential trillion-dollar industry
  2024-10-10
  Earth's newest celestial neighbor has finally arrived. Astronomers using a powerful telescope in Sutherland, South Africa, first detected the 33-foot-long asteroid in August, reporting their discovery in Research Notes of the American Astronomical Society.

Science Daily

• The origin of most meteorites finally revealed
  2024-10-16
  An international team has successfully demonstrated that 70% of all known meteorite falls originate from just three young asteroid families. These families were produced by three recent collisions that occurred in the main asteroid belt 5.8, 7.5, and about 40 million years ago. The team also revealed the sources of ...

BBC Science

• Reservoir of liquid water found deep in Martian rocks
  2024-08-12
  Studies of quakes detected from the planet's surface found it in the planet's rocky outer crust.

LSM.LV

• Gadsimta komēta Čučiņšanas-ATLAS māj ardievas Zemes iedzīvotājiem ­– nedēļas nogalē vērojama pēdējoreiz
  2024-10-18
  Vēl īsu brīdi varam būt liecinieki īpašas viešņas apciemojumam, kura mērojusi ārkārtīgi garu ceļu, – Čučiņšanas-ATLAS komētai. Tās parādīšanās cilvēcei ir unikāls notikums, saka zvaigžņu pētnieki. Gaidāmā nedēļas nogale ir pēdējais laiks, jo asteszvaigzne jau māj atvadas Zemes iedzīvotājiem.

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