18kg: Scientists find one of Antartica's largest meteorites
An international team of scientists at Belgium's Antarctica research station has found the largest meteorite in nearly 25 years, helping them to unlock the secrets of our solar system.
Scientists confirm rocks fell from Mars (Update)
They came from Mars, not in peace, but in pieces. Scientists are confirming that 15 pounds of rock collected recently in Morocco fell to Earth from Mars during a meteorite shower last July.
Encounters of another kind: meteorite chunk falls on Oslo
A Norwegian family was flabbergasted to find that what appeared to be a piece of a meteorite had crashed through the roof of their allotment garden hut in the middle of Oslo, media reported Monday.
Space mountain produces terrestrial meteorites
When NASA's Dawn spacecraft entered orbit around giant asteroid Vesta in July, scientists fully expected the probe to reveal some surprising sights. But no one expected a 13-mile high mountain, two and a half ...
Researchers find evidence that suggests not all sulfur in the Earth's mantle came from meteorites
The chemistry of exploding stars
(PhysOrg.com) -- Fundamental chemical processes in predecessors of our solar system are now a bit better understood: An international team led by Peter Hoppe, researcher at the Max Planck Institute for Chemistry ...
Researchers use new technique to date CAIs and chondrules
Newly discovered flux in the Earth may solve missing-mantle mystery
It's widely thought that the Earth arose from violent origins: Some 4.5 billion years ago, a maelstrom of gas and dust circled in a massive disc around the Sun, gathering in rocky clumps to form asteroids. ...
Nullarbor meteorite likely fragment of unknown asteroid
The first meteorite ever located solely using data from specially-placed cameras has been found to be geologically unique, presenting questions of its origins.
Meteorite just one piece of an unknown celestial body
(PhysOrg.com) -- Scientists from all over the world are taking a second, more expansive, look at the car-sized asteroid that exploded over Sudan's Nubian Desert in 2008. Initial research was focused on classifying ...
Researchers call for rethinking efforts to prevent interplanetary contamination
Two Washington State University researchers say environmental restrictions have become unnecessarily restrictive and expensive—on Mars.
Mars orbiter catches twister in action
(PhysOrg.com) -- An afternoon whirlwind on Mars lofts a twisting column of dust more than half a mile (800 meters) high in an image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's ...
Meteorite minerals hint at earth extinctions, climate change
A huge asteroid that wiped out the dinosaurs may not have been the only cosmic event to cause mass extinctions or change Earth's climate. Tiny minerals leftover from many smaller meteorites could provide ...
Chondritic hypothesis: New discovery shakes beliefs of Earth to the core
(PhysOrg.com) -- For a century, scientists have assumed that the Earth has same chemical make-up as the sun. But this belief has been challenged by scientists at The Australian National University.