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asteroids

Dazzling comet outburst continues to mystify

Space

Dazzling comet outburst continues to mystify

Comet Holmes may have brightened dramatically because it shed a layer of material or was struck by an orbiting satellite, some scientists suggest

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Comet brightens mysteriously by a factor of a million

Space

Comet brightens mysteriously by a factor of a million

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Are mirrors the best way to deflect asteroids?

Space

Are mirrors the best way to deflect asteroids?

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Powerful solar outburst rips off comet's tail

Space

Powerful solar outburst rips off comet's tail

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Mysteries remain over Peru meteorite impact

Space

Mysteries remain over Peru meteorite impact

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Dawn spacecraft launches to study giant asteroids

Space

Dawn spacecraft launches to study giant asteroids

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Odd object blurs line between comets and asteroids

Space

Odd object blurs line between comets and asteroids

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Earth's water brewed at home, not in space

Earth

Earth's water brewed at home, not in space

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Life

Moon's gentle surface could hide life's secrets

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Cosmic 'baby bouncer' could tie astronauts to asteroids

Space

Cosmic 'baby bouncer' could tie astronauts to asteroids

Manned visits to asteroids aren't as easy as they look in the movies, but a contraption that anchors astronauts might be the solution

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Life

Discovered: The asteroid that killed off the dinosaurs

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Space

World's biggest digital camera to join asteroid search

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Space

Jupiter increases risk of comet strike on Earth

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Space

Introduction: Comets and Asteroids

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