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Did asteroids flock together to build planets?

Space

Did asteroids flock together to build planets?

Swarms of boulders may have collapsed spontaneously under their own gravity in the early solar system, forming the building blocks of the planets

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Earth could be blindsided by asteroids, panel warns

Space

Earth could be blindsided by asteroids, panel warns

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Perseid shower to produce 'shooting stars'

Space

Perseid shower to produce 'shooting stars'

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Beach-ball-sized rock is largest meteorite found on Mars

Space

Beach-ball-sized rock is largest meteorite found on Mars

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Comets, not asteroids, to blame for moon's scarred face

Earth

Comets, not asteroids, to blame for moon's scarred face

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Space shuttle exhaust hints comet caused Tunguska blast

Space

Space shuttle exhaust hints comet caused Tunguska blast

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Rusty space rocks could signal Mars water

Space

Rusty space rocks could signal Mars water

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Space

Comet crystals created in stellar burps

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Nearby asteroid found orbiting sun backwards

Space

Nearby asteroid found orbiting sun backwards

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Sun damage conceals asteroids' true ages

Space

Sun damage conceals asteroids' true ages

Asteroids don't tan gradually over time but seem to get sunburns early on, complicating efforts to gauge their ages

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Earth

Asteroids won't raise killer waves - but mind the splash

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Earth

Meteorite hunters 'strike gold' in Sudan

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Space

How to save the world from an asteroid impact

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Life

Watery asteroids may explain why life is 'left-handed'

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