A fireball in the sky, accompanied by a bang, amazed hundreds of eyewitnesses in northern Germany in mid-September last year. The reason for the spectacle was a meteoroid entering the Earth's atmosphere and partially burning ...
Earth Sciences
Feb 18, 2020
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The early solar system was a chaotic place, with evidence indicating that Mars was likely struck by planetesimals, small protoplanets up to 1,200 miles in diameter, early in its history. Southwest Research Institute scientists ...
Space Exploration
Feb 12, 2020
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An unusual chunk in a meteorite may contain a surprising bit of space history, based on new research from Washington University in St. Louis.
Astronomy
Jan 28, 2020
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Deep below the Earth's surface lies a thick rocky layer called the mantle, which makes up the majority of our planet's volume. While Earth's mantle is too deep for humans to observe directly, certain meteorites can provide ...
Earth Sciences
Jan 10, 2020
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The Earth's Cenozoic Era began 66 million years ago with a bang—and with the last mass extinction event on Earth until now. The meteorite impact that marked the end of the Cretaceous Period and the beginning of the Cenozoic ...
Earth Sciences
Jan 7, 2020
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13
A team of researchers with members from Singapore, the U.S., Thailand and Laos has concluded that the impact point of a meteorite that struck the Earth approximately 790,000 years ago lies buried beneath a volcanic field ...
There is not enough time for more close study of all fireballs observed in the sky. The observation of a bright phenomenon reveals that a meteoroid has entered the atmosphere from space, but does any part of it end up on ...
Space Exploration
Dec 19, 2019
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9
The isotopic composition of meteorites and terrestrial planets holds important clues about the earliest history of the solar system and the processes of planet formation.
Astronomy
Dec 17, 2019
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Chemolithotrophic microorganisms derive their energy from inorganic sources. Research into the physiological processes of these organisms—which are grown on meteorite—provides new insights into the potential of extraterrestrial ...
Astrobiology
Dec 3, 2019
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21
A team of researchers from Japan, China and the U.K. has found evidence of ice fossils on the surface of a meteorite. In their paper published in the journal Science Advances, the group describes their close-up study of the ...
