Meteoriti.LV

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Meteorītu muzeja rezervācija:    

 LAB

   Latvijas Astronomijas biedrība

Meteoritical Bulletin Database
News feed for newly approved meteorites:

• Issaouane-n-Irrararene 001 (Lunar) 2022-01-22
• Northwest Africa 13046 (EL4) 2022-01-22
• Northwest Africa 14273 (Achondrite-ung) 2022-01-22
• Qiquanhu (Eucrite) 2022-01-22
• Erg Chech 005 (Eucrite-melt breccia) 2022-01-15
• Kereb es Sefiat 002 (H3) 2022-01-15
• Northwest Africa 14579 (L3) 2022-01-15
• Northwest Africa 14586 (LL3) 2022-01-15
• Northwest Africa 14598 (H3) 2022-01-15
• Northwest Africa 14602 (L3) 2022-01-15
• Grove Mountains 090991 (H3) 2022-01-09
• Grove Mountains 091232 (H3) 2022-01-09
• Grove Mountains 091435 (H3) 2022-01-09
• Grove Mountains 091482 (H3) 2022-01-09
• Grove Mountains 130295 (L3) 2022-01-09
• Grove Mountains 130487 (L3) 2022-01-09
• Grove Mountains 130552 (H3) 2022-01-09
• Grove Mountains 150030 (H3) 2022-01-09
• Grove Mountains 150133 (L3) 2022-01-09
• Grove Mountains 150276 (L3) 2022-01-09

NASA CNEOS

• 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 ...
• International Observation Campaign Will Assess Asteroid Timing Accuracies
  2021-10-07
  The International Asteroid Warning Network (IAWN) will conduct an observational campaign in November with the goal of assessing the accuracy of the observation times reported by asteroid observers.
• Planetary Radar Observes 1,000th Near-Earth Asteroid Since 1968
  2021-09-03
  On Aug. 14, 2021, a small near-Earth asteroid (NEA) designated 2021 PJ1 passed our planet at a distance of over 1 million miles (about 1.7 million kilometers). Between 65 and 100 feet (20 and 30 meters) wide, the recently discovered asteroid wasn’t a threat to Earth. But this asteroid’s approach ...
• NASA Spacecraft Provides Insight into Asteroid Bennu's Future Orbit
  2021-08-11
  In a study released Wednesday, NASA researchers used precision-tracking data from the agency's Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft to better understand movements of the potentially hazardous asteroid Bennu through the year 2300, significantly reducing uncertainties related to its future orbit, and improving scientists' ability to determine ...
• NASA Analysis: Earth Is Safe From Asteroid Apophis for 100-Plus Years
  2021-03-25
  After its discovery in 2004, asteroid 99942 Apophis had been identified as one of the most hazardous asteroids that could impact Earth. But that impact assessment changed as astronomers tracked Apophis and its orbit became better determined.Now, the results from a new radar observation campaign combined with precise orbit analysis ...
• Asteroid 2001 FO32 Will Safely Pass by Earth March 21
  2021-03-11
  The largest asteroid predicted to pass by our planet in 2021 will be at its closest on March 21, providing astronomers a rare opportunity to get a good look at a rocky relic that formed at the dawn of our solar system.Called 2001 FO32, the near-Earth asteroid will make its ...
• Earth May Have Captured a 1960s-Era Rocket Booster
  2020-11-12
  Earth has captured a tiny object from its orbit around the Sun and will keep it as a temporary satellite for a few months before it escapes back to a solar orbit. But the object is likely not an asteroid; it's probably the Centaur upper stage rocket booster that helped ...
• School Bus-Size Asteroid to Safely Zoom Past Earth
  2020-09-22
  A small near-Earth asteroid (or NEA) will briefly visit Earth's neighborhood on Thursday, Sept. 24, zooming past at a distance of about 13,000 miles (22,000 kilometers) above our planet's surface. The asteroid will make its close approach below the ring of geostationary satellites orbiting about 22,000 miles (36,000 kilometers) away ...
• Tiny Asteroid Buzzes by Earth - the Closest Flyby on Record
  2020-08-18
  Near Earth Asteroids, or NEAs, pass by our home planet all the time. But an SUV-size asteroid set the record this past weekend for coming closer to Earth than any other known NEA: It passed 1,830 miles (2,950 kilometers) above the southern Indian Ocean on Sunday, Aug. 16 at 12:08 ...
• Asteroid 1998 OR2 to Safely Fly Past Earth This Week
  2020-04-28
  A large near-Earth asteroid will safely pass by our planet on Wednesday morning, providing astronomers with an exceptional opportunity to study the 2-kilometer-wide (1.5-mile-wide) object in great detail.

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.

Astronomy Now

• Rippling sand dunes across the floor of a crater at zero longitude on Mars
  2022-01-24
  Rippling sand dunes across the floor of a martian crater provide an intriguing backdrop for map makers using the depression to identify zero longitude on the red planet.

The Planetary Society

• Alone in space, but not lonely
  2022-01-21
  Comet Leonard heads out to roam free in interstellar space, alongside rogue planets, their moons, and maybe even life.
• How to see Comet Leonard
  2022-01-10
  Tips on seeing a comet that will be visible throughout Dec. 2021 and into Jan. 2022.
• Do look up!
  2021-12-10
  A comet, an eclipse, a meteor shower, and planets... all are amazing reasons to look up at the night skies.
• Craters are great but we’ve had enough, thank you
  2021-11-19
  Take a look at some of Earth’s epic impact craters, and learn what we’re doing to ensure they’re our last.
• DART mission resources for space fans and the press
  2021-11-17
  Exclusive Planetary Society materials to help space fans tell the world about NASA's upcoming mission to impact an asteroid.
• Hera, ESA’s asteroid investigator
  2021-11-12
  The European Space Agency (ESA) will launch the Hera spacecraft in October 2024.
• Cost of the Double Asteroid Redirection Test (DART) mission
  2021-11-10
  NASA's DART mission cost approximately $324 million, including launch vehicle, spacecraft development, and operations. It is NASA's lowest-cost planetary mission in nearly 20 years.
• We love Lucy
  2021-10-15
  Everything you need to know about NASA’s Lucy mission to the Trojan asteroids.
• NASA’s Lucy mission: an odyssey to the Trojan asteroids
  2021-10-15
  On October 16, NASA's Lucy spacecraft is expected to depart for the Trojan asteroids — rocky bodies that share an orbit with Jupiter.
• The Cost of NASA's Psyche Mission to a Metallic Asteroid
  2021-10-12
  The Psyche mission will cost approximately $961 million over 12 years. But that's not the whole story.

Space Daily

• Making a splash in a lava sea
  2022-01-27
  Paris (ESA) Jan 27, 2022 Volcanoes, impact craters, tectonic faults, river channels and a lava sea: a vast amount of information is captured in a relatively small area in this geologically rich new image from ESA's Mars Express. At first glance, two contrasting circular features jump out of this scene: a ...

Phys.org

• Extremely harsh volcanic lake shows how life might have existed on Mars
  2022-01-28
  A few specialist microbes survive conditions analogous to those of Mars' early history, reports a new publication in Frontiers in Astronomy and Space Science—and this may be thanks to a broad range of adaptations. The hydrothermal crater lake of the Poás volcano in Costa Rica is one of the most ...

• Extremely harsh volcanic lake shows how life might have existed on Mars
  2022-01-28
  A few specialist microbes survive conditions analogous to those of Mars' early history, reports a new publication in Frontiers in Astronomy and Space Science—and this may be thanks to a broad range of adaptations. The hydrothermal crater lake of the Poás volcano in Costa Rica is one of the most ...
• Confirming liquid water beneath Martian south polar cap
  2022-01-25
  A Southwest Research Institute scientist measured the properties of ice-brine mixtures as cold as -145 degrees Fahrenheit to help confirm that salty water likely exists between grains of ice or sediment under the ice cap at Mars' south pole. Laboratory measurements conducted by SwRI geophysicist Dr. David Stillman support oddly ...
• Study nixes Mars life in meteorite found in Antarctica
  2022-01-16
  A 4 billion-year-old meteorite from Mars that caused a splash here on Earth decades ago contains no evidence of ancient, primitive Martian life after all, scientists reported Thursday.
• Life on Mars? Implication from analog sites in Qaidam Basin, northwestern China
  2021-10-29
  Astrobiology is a scientific field that studies the origin,evolution, and distribution of life and habitability in the universe. Mars is the most promising planet for the discovery of extraterrestrial life in the solar system; thus, exploration of Martian life and habitable environment have been a special focus in planetary science.
• Cosmic concrete developed from space dust and astronaut blood
  2021-09-13
  Transporting a single brick to Mars can cost more than a million British pounds—making the future construction of a Martian colony seem prohibitively expensive. Scientists at The University of Manchester have now developed a way to potentially overcome this problem, by creating a concrete-like material made of extra-terrestrial dust along ...
• Perseverance Mars Rover to acquire first sample
  2021-07-21
  NASA is making final preparations for its Perseverance Mars rover to collect its first-ever sample of Martian rock, which future planned missions will transport to Earth. The six-wheeled geologist is searching for a scientifically interesting target in a part of Jezero Crater called the "Cratered Floor Fractured Rough."
• New type of cosmic dust in meteorite may reveal origins of water on Earth
  2021-07-12
  Scientists have discovered a new type of star dust whose composition indicates that it formed during a rare form of nucleosynthesis (the process through which new atomic nuclei are created) and could shed new light on the history of water on Earth.

• NASA solar sail mission to chase tiny asteroid after Artemis I launch
  2022-01-20
  Launching with the Artemis I uncrewed test flight, NASA's shoebox-size Near-Earth Asteroid Scout will chase down what will become the smallest asteroid ever to be visited by a spacecraft. It will get there by unfurling a solar sail to harness solar radiation for propulsion, making this the agency's first deep ...

• Extremely harsh volcanic lake shows how life might have existed on Mars
  2022-01-28
  A few specialist microbes survive conditions analogous to those of Mars' early history, reports a new publication in Frontiers in Astronomy and Space Science—and this may be thanks to a broad range of adaptations. The hydrothermal crater lake of the Poás volcano in Costa Rica is one of the most ...
• Volcano and impact craters seen in geologically rich new image from ESA's Mars Express
  2022-01-27
  At first glance, two contrasting circular features jump out of this scene: a volcano that rises gently above the surface with a collapsed caldera system, and an impact crater that digs down below. Both features have different stories to tell.
• Confirming liquid water beneath Martian south polar cap
  2022-01-25
  A Southwest Research Institute scientist measured the properties of ice-brine mixtures as cold as -145 degrees Fahrenheit to help confirm that salty water likely exists between grains of ice or sediment under the ice cap at Mars' south pole. Laboratory measurements conducted by SwRI geophysicist Dr. David Stillman support oddly ...
• Hope for present-day Martian groundwater dries up
  2022-01-24
  Liquid water previously detected under Mars' ice-covered south pole is probably just a dusty mirage, according to a new study of the red planet led by researchers at The University of Texas at Austin.
• Consistent asteroid showers rock previous thinking on Mars craters
  2022-01-21
  New Curtin University research has confirmed the frequency of asteroid collisions that formed impact craters on Mars has been consistent over the past 600 million years.
• Newly discovered carbon may yield clues to ancient Mars
  2022-01-17
  NASA's Curiosity rover landed on Mars on Aug. 6, 2012, and since then has roamed Gale Crater taking samples and sending the results back home for researchers to interpret. Analysis of carbon isotopes in sediment samples taken from half a dozen exposed locations, including an exposed cliff, leave researchers with ...
• Martian meteorite's organic materials origin not biological, formed by geochemical interactions between water and rock
  2022-01-13
  Organic molecules found in a meteorite that hurtled to Earth from Mars were synthesized during interactions between water and rocks that occurred on the Red Planet about 4 billion years ago, according to new analysis led by Carnegie's Andrew Steele and published by Science.

• Volcano and impact craters seen in geologically rich new image from ESA's Mars Express
  2022-01-27
  At first glance, two contrasting circular features jump out of this scene: a volcano that rises gently above the surface with a collapsed caldera system, and an impact crater that digs down below. Both features have different stories to tell.
• Solar Orbiter catches a second comet by the tail
  2022-01-26
  For the second time in its mission so far, the ESA/NASA Solar Orbiter spacecraft has flown through the tail of a comet. Predicted in advance by astronomers at University College London, UK, the spacecraft collected a wealth of science data that now awaits full analysis.
• NASA solar sail mission to chase tiny asteroid after Artemis I launch
  2022-01-20
  Launching with the Artemis I uncrewed test flight, NASA's shoebox-size Near-Earth Asteroid Scout will chase down what will become the smallest asteroid ever to be visited by a spacecraft. It will get there by unfurling a solar sail to harness solar radiation for propulsion, making this the agency's first deep ...
• Update on Yutu-2 rover findings from far side of the moon
  2022-01-20
  A large team of researchers affiliated with several institutions in China, Germany and Canada has provided an update of findings made by the Yutu-2 rover, which is exploring a crater on the far side of the moon. In their paper published in the journal Science Robotics, the group notes that ...

SciTechDaily

• Solar Orbiter Spacecraft Catches a Second Comet by the Tail
  2022-01-28
  For the second time in its mission so far, the ESA/NASA Solar Orbiter spacecraft has flown through the tail of a comet. Predicted in advance... The post Solar Orbiter Spacecraft Catches a Second Comet by the Tail appeared first on SciTechDaily.

Science Daily

• Liquid water beneath Martian south polar cap?
  2022-01-25
  Scientists measured the properties of ice-brine mixtures as cold as -145 degrees Fahrenheit to help confirm that salty water likely exists between grains of ice or sediment under the ice cap at Mars' south pole. Laboratory measurements support oddly bright reflections detected by the MARSIS subsurface sounding radar aboard ESA's ...

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