Meteorites

The mushroom cloud that formed after the first atomic bomb test, called Trinity, in 1945 in Alamagordo, New Mexico. Credit: US Air Force, US Army, Department of Energy and National Park Service
A nuclear test creates a forbidden crystal. This is the fivefold way.
Phil Plait
May 18, 2021
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Dating craters: Wolfe Creek is younger, Meteor Crater older, than previously thought
Phil Plait
Apr 29, 2021
Meteor Crater in Arizona is one of the best-preserved impact craters on Earth. Credit: Mario Roberto Durán Ortiz
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Meteorite that once had CO2-rich water could mean Earth’s water came from real far out
Elizabeth Rayne
Apr 25, 2021
Earth
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Heating up meteorites could tell us more about exoplanet atmospheres and potential for life
Elizabeth Rayne
Apr 22, 2021
Perseid meteor shower
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Is it dusty in here or is it just the 14 tons of meteorite dust that settles to Earth every day?
Phil Plait
Apr 12, 2021
An electron microphotograph of an unmelted micrometeorite found in Antarctica. Credit: Cécile Engrand/Jean Duprat
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Canada's famous Tagish Lake meteorite found to contain cosmic compounds
Jeff Spry
May 16, 2020
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Chelyabinsk's (much) smaller sibling asteroid fell over Arizona in 2016
Phil Plait
May 13, 2020
Artwork depicting the entry of asteroid 2014 AA into Earth's atmosphere. Credit: Dieter Spannknebe / Getty images / NASA
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New technique shows Martian meteorites are capable of transporting evidence of life to Earth
Phil Plait
Apr 30, 2020
Billions of years ago, Mars had surface water: lakes, rivers, and oceans. This artwork uses actual topographical data to map where that water would have been. Credit: lttiz / wikipedia
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Scientists may have just found the first evidence of a human being killed by a meteorite
Elizabeth Rayne
Apr 29, 2020
perseid meteor shower
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Just when we thought we found the oldest stuff on Earth, there’s... weirder stuff
Elizabeth Rayne
Feb 4, 2020
NASA image of a nebula
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The oldest stuff on Earth is 7-billion-year-old stardust that smells like rotten peanut butter
Elizabeth Rayne
Jan 14, 2020
stellar debris in the Large Magellanic Cloud
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Sweet! Sugars found in meteorites for the first time
Phil Plait
Dec 9, 2019
Artwork depicting meteors falling on the early Earth. Did they carry the building blocks for life on them? Many certainly did. Credit: NASA's Goddard Space Flight Center Conceptual Image Lab
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LISA Pathfinder got whacked by dozens of hypervelocity 'comet crumbs'
Phil Plait
Nov 26, 2019
A somewhat fanciful depiction (there would be no trail in the vacuum of space) of a micrometeorite hitting the LISA Pathfinder spacecraft. Credit: NASA
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A meteorite older than Earth shows evidence of ancient volcanism on a long-gone protoplanet
Phil Plait
Sep 5, 2019
A close-up of NWA 11119 shows the lovely green crystals of pyroxene. Credit: UNM Institute of Meteoritics
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The asteroid Ryugu is a weird, fragile thing
Phil Plait
Aug 26, 2019
hayabusa2_ryugu_hiresimage_hero
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Can you really find micrometeorites in your gutter? Well…
Phil Plait
May 16, 2019
Cross-sections of various micrometeorites show different grain and mineral structures. Credit: Wikipedia / S. Taylor / Shaw Street
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