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Meteoritical Bulletin Database
News feed for newly approved meteorites:

• Nagjir 005 (Lunar (melt breccia)) 2026-02-18
• Northwest Africa 14846 (CR2) 2026-02-18
• Northwest Africa 18303 (Lunar (melt breccia)) 2026-02-18
• Northwest Africa 18304 (Lunar (melt breccia)) 2026-02-18
• Northwest Africa 18305 (Lunar (melt breccia)) 2026-02-18
• Northwest Africa 18320 (Diogenite) 2026-02-18
• Northwest Africa 18321 (Diogenite) 2026-02-18
• Northwest Africa 18322 (Diogenite) 2026-02-18
• Northwest Africa 18323 (Diogenite) 2026-02-18
• Northwest Africa 18342 (H3-4) 2026-02-18
• Northwest Africa 18345 (LL7) 2026-02-18
• Northwest Africa 18441 (Eucrite-melt breccia) 2026-02-18
• Northwest Africa 18442 (Ureilite) 2026-02-18
• Taoudenni 007 (Lunar (melt breccia)) 2026-02-18
• El Hadjira 002 (Lunar (melt breccia)) 2026-02-10
• El Mrira 002 (CM1) 2026-02-10
• Northwest Africa 17513 (Eucrite-melt breccia) 2026-02-10
• Northwest Africa 18267 (Mesosiderite) 2026-02-10
• Northwest Africa 18328 (CK4) 2026-02-10
• Northwest Africa 18430 (L3) 2026-02-10

NASA CNEOS

• NASA Discovers Interstellar Comet Moving Through Solar System
  2025-07-02
  On July 1, the NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations of a comet that originated from interstellar space.
• Latest Calculations Conclude Asteroid 2024 YR4 Now Poses No Significant Threat to Earth in 2032 and Beyond
  2025-02-24
  NASA has significantly lowered the risk of near-Earth asteroid 2024 YR4 as an impact threat to Earth for the foreseeable future.
• Asteroid 2024 YR4 reaches level 3 on the Torino Scale
  2025-01-31
  NASA analysis of a near-Earth asteroid, designated 2024 YR4, indicates it has a small chance of impacting Earth on Dec. 22, 2032.
• 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.

Space.com

• A risky maneuver could send a spacecraft to interstellar comet 3I/ATLAS. Here's the plan
  2026-02-22
  By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that spacecraft’s velocity could receive a huge boost — enough to allow it to catch up with 3I/ATLAS, which is the fastest comet ever seen.
• NASA's Artemis 2 moon rocket has a new problem. 'This will almost assuredly impact the March launch window.'
  2026-02-21
  NASA is troubleshooting a glitch with the upper stage of Artemis 2's Space Launch System rocket that will likely delay the launch of the moon mission.
• Can you really survive on Mars? What science fiction gets wrong about off-world living
  2026-02-21
  Arnie said, "Get your ass to Mars", but is it really a good idea? We asked the experts about our Martian future.
• 'This is really getting real.' NASA's Artemis 2 moon rocket fueling test went so well, astronauts could launch March 6
  2026-02-20
  NASA announced today (Feb. 20) that it’s targeting March 6 for the liftoff of Artemis 2, which will be the first crewed mission to go beyond low Earth orbit since Apollo 17 back in 1972.
• Scientists successfully mine meteorites on International Space Station — using microbes
  2026-02-20
  Can we use fungus to mine precious metals from asteroids?
• NASA just fueled up its Artemis 2 moon rocket in 2nd critical test. Was it a success? (It sure looked like it.)
  2026-02-19
  NASA's second attempt to fuel up its Artemis 2 moon rocket appeared to go well on Thursday (Feb. 19), potentially keeping the mission on track to launch as soon as early March.

Astronomy Now

• Potentially bright ‘sungrazing’ comet discovered
  2026-01-16
  A potentially large member of the Kreutz family comets is speeding its way to a perihelion encounter during the first week of April this year. The object was discovered on 13 January 2026.
• Meteor shower calendar
  2025-11-14
  There are many meteor showers throughout the year. Here are the most prominent.
• How to observe meteor showers
  2025-11-14
  Everything you need to know to get started with observing meteors.
• How to see Comet Lemmon
  2025-10-29
  Don't miss the chance to see Comet C/2025 A6 (Lemmon) as it races towards its closest approach of the Sun on 8 November.

Univere Today

• Exomoons Could Reveal Themselves Through Lunar Eclipses
  2026-02-22
  Our solar system hosts almost 900 known moons, with more than 400 orbiting the eight planets while the remaining orbit dwarf planets, asteroids, and Trans-Neptunian Objects (TNOs). Of these, only a handful are targets for astrobiology and could potentially support life as we know it, including Jupiter’s moons Europa and ...
• NASA's Techno-Wizardry Grants The Perseverance Rover Greater Autonomy
  2026-02-20
  When the Perseverance rover was sent to Mars, it was largely dedicated to astrobiology. It's driving around an ancient paleolake, Jezero Crater, looking for evidence of past life. But the rover mission is also a testbed for greater autonomous operations. Now, NASA has given the inquisitive rover a way to ...
• Interstellar Visitor 3I/ATLAS Finally Wakes Up, Spewing Organics and Water
  2026-02-18
  There’s been plenty in the news about 3I/ATLAS over the course of the past 8 months. Our third confirmed interstellar visitor went behind the Sun during its closest approach, but reemerged in December with plenty of eyes watching it. Papers describing what it looks like following its closest brush with ...
• Martian Volcanoes Could Be Hiding Massive Glaciers Under A Blanket of Ash
  2026-02-18
  When we think of ice on Mars, we typically think of the poles, where we can see it visibly through probes and even ground-based telescopes. But the poles are hard to access, and even more so given the restrictions on exploration there due to potential biological contamination. Scientists have long ...
• NASA is Eyeing Feb. 19th for the Next Artemis II Wet Dress Rehearsal
  2026-02-18
  NASA said Tuesday it will now target a March launch of its new moon rocket after running into exasperating fuel leaks during a make-or-break test a day earlier.
• Occupy Mars? Or the Moon? Get a Reality Check on Elon Musk's Plans
  2026-02-17
  SpaceX founder Elon Musk now says he wants to build a city on the moon before building a city on Mars. Is either scenario realistic? In the latest episode of the Fiction Science podcast, biologist Scott Solomon, the author of a new book titled "Becoming Martian," does a reality check ...

The Planetary Society

• Better together
  2026-01-30
  Martian travel buddies, synchronized Sun science, and a proven leadership team.
• Pictures, pixels, and picks
  2025-12-19
  Great pictures of a planet and a comet, and great picks from a year of our virtual book club.
• What is comet 3I/ATLAS?
  2025-10-07
  A roundup of key facts and surprising discoveries about the third known interstellar object.
• Mars rock and roll
  2025-10-03
  A Mars rock may hold answers in the search for life, and spacecraft might roll along its surface. Plus, meet the red planet’s Rolling Stones Rock.

Phys.org

• Martian volcanoes could be hiding massive glaciers under a blanket of ash
  2026-02-22
  When we think of ice on Mars, we typically think of the poles, where we can see it visibly through probes and even ground-based telescopes. But the poles are hard to access, and even more so given the restrictions on exploration there due to potential biological contamination. Scientists have long ...
• NASA moon rocket hit by new problem, putting March launch with astronauts in jeopardy
  2026-02-21
  NASA's new moon rocket suffered another setback Saturday, putting next month's planned launch with astronauts in jeopardy.

• Space mining without heavy machines? Microbes harvest metals from meteorites aboard space station
  2026-02-11
  If humankind is to explore deep space, one small passenger should not be left behind: microbes. In fact, it would be impossible to leave them behind, since they live on and in our bodies, surfaces and food. Learning how they react to space conditions is critical, but they could also ...
• Building blocks of life discovered in Bennu asteroid rewrite origin story
  2026-02-09
  Amino acids, the building blocks necessary for life, were previously found in samples of 4.6-billion-year-old rocks from an asteroid called Bennu, delivered to Earth in 2023 by NASA's OSIRIS-REx mission. How those amino acids—the molecules that create proteins and peptides in DNA—formed in space was a mystery, but new research ...
• Neutron scans reveal hidden water in famous martian meteorite
  2026-02-04
  New tools unlock new discoveries in science. So when a new type of non-destructive technology becomes widely available, it's inevitable that planetary scientists will get their hands on it to test it on some meteorites. A new paper, available on the arXiv preprint server, by Estrid Naver of the Technical ...
• How brick-building bacteria react to toxic chemical in Martian soil
  2026-01-30
  Bacteria that thrive on Earth may not make it in the alien lands of Mars. A potential deterrent is perchlorate, a toxic chlorine-containing chemical discovered in Martian soil during various space missions.
• Ancient Martian beach discovered, providing new clues to red planet's habitability
  2026-01-27
  New findings from NASA's Perseverance rover have revealed evidence of wave-formed beaches and rocks altered by subsurface water in a Martian crater that once held a vast lake—considerably expanding the timeline for potential habitability at this ancient site. In an international study led by Imperial College London, researchers uncovered that ...
• A new study of lunar rocks suggests Earth's water might not have come from meteorites
  2026-01-25
  For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This coincided with the Late Heavy Bombardment (ca. 4.1 to 3.8 billion years ago), a period when planets and bodies in the solar system experienced a much higher rate of impacts.

• Martian volcanoes could be hiding massive glaciers under a blanket of ash
  2026-02-22
  When we think of ice on Mars, we typically think of the poles, where we can see it visibly through probes and even ground-based telescopes. But the poles are hard to access, and even more so given the restrictions on exploration there due to potential biological contamination. Scientists have long ...
• Impact-formed glass provides evidence of cosmic collision in Brazil about 6 million years ago
  2026-02-20
  For the first time in Brazil, researchers have identified a field of tektites. These are natural glasses formed by the high-energy impact of extraterrestrial bodies against Earth's surface. These structures, named geraisites in honor of the Brazilian state of Minas Gerais, where they were first discovered, constitute a new strewn ...
• Rocket re-entry pollution measured in atmosphere for first time
  2026-02-19
  When part of a SpaceX rocket re-entered Earth's atmosphere exactly a year ago, it created a spectacuglar fireball that streaked across Europe's skies, delighting stargazers and sending a team of scientists rushing toward their instruments.
• A super stable laser on the moon could guide future lunar missions and improve our timekeeping
  2026-02-18
  Scientists are proposing to build a laser in a crater on the moon to help future lunar missions land safely in the dark and find their way around. This ultra-stable light source could also help us keep time more accurately, as they explain in a paper available on the arXiv ...
• Jupiter-family comet 41P/TGK slows down and reverses spin after perihelion
  2026-02-12
  New analysis on 2017 Hubble images of the Jupiter-family comet, 41P/Tuttle–Giacobini–Kresak (41P/TGK), indicates that the comet underwent a spin reversal between April and December 2017. While this behavior is not unheard of, 41P/TGK's rotational changes were deemed "particularly dramatic" in the new paper published on the arXiv preprint server.
• Chang'e-6 samples constrain lunar impact flux and illuminate early impact history
  2026-02-10
  Scientists from the Institute of Geology and Geophysics of the Chinese Academy of Sciences (CAS), the CAS Aerospace Information Research Institute, and other institutions, have revised the decades-old lunar crater chronology model, using samples collected from the far side of the moon by China's Chang'e-6 mission and complementary remote sensing ...

• NASA moon rocket hit by new problem, putting March launch with astronauts in jeopardy
  2026-02-21
  NASA's new moon rocket suffered another setback Saturday, putting next month's planned launch with astronauts in jeopardy.
• NASA conducts second rocket fueling test that will decide when Artemis astronauts head to the moon
  2026-02-19
  NASA took another crack at fueling its giant moon rocket Thursday after leaks halted the initial dress rehearsal and delayed the first lunar trip by astronauts in more than half a century.
• Rocket re-entry pollution measured in atmosphere for first time
  2026-02-19
  When part of a SpaceX rocket re-entered Earth's atmosphere exactly a year ago, it created a spectacuglar fireball that streaked across Europe's skies, delighting stargazers and sending a team of scientists rushing toward their instruments.
• A super stable laser on the moon could guide future lunar missions and improve our timekeeping
  2026-02-18
  Scientists are proposing to build a laser in a crater on the moon to help future lunar missions land safely in the dark and find their way around. This ultra-stable light source could also help us keep time more accurately, as they explain in a paper available on the arXiv ...
• A new concept for catching up with 3I/ATLAS
  2026-02-16
  The arrival of 3I/ATLAS in our solar system spawned multiple proposals for a rendezvous mission to study it up close. As the third interstellar object (ISO) ever detected, the wealth of information direct studies could provide would be groundbreaking in many respects. However, the mission architecture for intercepting an interstellar ...

Science Daily

• NASA scientists say meteorites can’t explain mysterious organic compounds on Mars
  2026-02-12
  Scientists studying a rock sample collected by NASA’s Curiosity rover have uncovered something tantalizing: the largest organic molecules ever detected on Mars. The compounds — decane, undecane, and dodecane — may be fragments of fatty acids, which on Earth are most often linked to life. While non-living processes like meteorite ...
• Asteroid Bennu reveals a new pathway to life’s chemistry
  2026-02-13
  Dust from asteroid Bennu is revealing a surprising origin story for life’s building blocks. New research suggests some amino acids formed in frozen ice exposed to radiation, not warm liquid water as scientists long believed. Isotopic clues show Bennu’s chemistry differs sharply from well-studied meteorites, pointing to multiple pathways for ...
• Interstellar comet 3I/ATLAS is spraying water across the solar system
  2026-02-11
  For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s Swift Observatory toward it, they caught the first-ever hint of water from such an object, detected through a faint ultraviolet ...
• Chang’e-6 lunar samples reveal a giant impact reshaped the Moon’s interior
  2026-02-08
  A colossal ancient impact may have reshaped the Moon far more deeply than scientists once realized. By analyzing rare lunar rocks brought back by China’s Chang’e-6 mission from the Moon’s largest crater, researchers found unusual chemical fingerprints pointing to extreme heat and material loss caused by a giant impact. The ...
• Mars’ water mystery may have a simple ice answer
  2026-02-06
  Scientists have found that ancient Martian lakes could have survived for decades despite freezing air temperatures. Using a newly adapted climate model, researchers showed that thin, seasonal ice could trap heat and protect liquid water beneath. These lakes may have gently melted and refrozen each year without ever freezing solid. ...
• NASA’s Perseverance rover completes the first AI-planned drive on Mars
  2026-01-31
  NASA’s Perseverance rover has just made history by driving across Mars using routes planned by artificial intelligence instead of human operators. A vision-capable AI analyzed the same images and terrain data normally used by rover planners, identified hazards like rocks and sand ripples, and charted a safe path across the ...

BBC Science

• SpaceX rocket fireball linked to plume of polluting lithium
  2026-02-19
  A SpaceX Falcon 9 crashed to Earth last year. Now scientists have measured the pollution it caused.
• Asteroid contains building blocks of life, say scientists
  2025-01-29
  Bennu contains minerals and thousands of organic molecules, including the chemical components that make up DNA.
• SpaceX rocket fireball linked to plume of polluting lithium
  2026-02-19
  A SpaceX Falcon 9 crashed to Earth last year. Now scientists have measured the pollution it caused.
• Nasa's mega Moon rocket arrives at launch pad for Artemis II mission
  2026-01-18
  Final preparations now get underway for the first crewed mission to the Moon in more than 50 years.

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