A 2.2-billion-year-old crater is Earth’s oldest recorded meteorite impact
The newly dated Yarrabubba crater is found in Western Australia
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News Story
Apollo-era moonquakes reveal that the Moon may be tectonically active
May 2019
Scientists linked the seismic recordings with a NASA orbiter’s data on surface faults
Apollo-era moonquakes reveal that the Moon may be tectonically active
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An asteroid may have exploded over Antarctica about 2.5 million years ago
Feb 2024
Bits of rock may point to the oldest known midair asteroid disintegration
An asteroid may have exploded over Antarctica about 2.5 million years ago
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Astronomers may have spotted the first known exoplanet in another galaxy
Oct 2021
The planet appears to orbit a massive star circling a dead star in the Whirlpool galaxy
Astronomers may have spotted the first known exoplanet in another galaxy
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Auroras form when electrons from space ride waves in Earth’s magnetic field
Jun 2021
The same physics could give rise to auroras on Jupiter and Saturn
Auroras form when electrons from space ride waves in Earth’s magnetic field
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Chicxulub collision put Earth’s crust in hot water for over a million years
Jun 2020
Asteroid crater on the Yucatán peninsula reveals surprising new geologic details
Chicxulub collision put Earth’s crust in hot water for over a million years
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Earth is reflecting less light. It’s not clear if that’s a trend
Oct 2021
Our planet dimmed by 0.5 percent in 20 years, but the trend may not last
Earth is reflecting less light. It’s not clear if that’s a trend
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Earth sweeps up 5,200 tons of extraterrestrial dust each year
Apr 2021
Those micrometeorites come from both comets and asteroids
Earth sweeps up 5,200 tons of extraterrestrial dust each year
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Electric charges on dust grains may help explain how planets are born
Dec 2019
A lab experiment suggests electrostatic forces are key to overcoming the ‘bouncing barrier’
Electric charges on dust grains may help explain how planets are born
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‘Exotic’ lightning crackles across Jupiter’s cloud tops
Aug 2020
The flashes of light could form thanks to ammonia antifreeze
‘Exotic’ lightning crackles across Jupiter’s cloud tops