Space
Dancing asteroid spirals close to Earth
The Earth had company this week when an asteroid in a corkscrewing orbit practically grazed us 鈥� passing by just 400,000 miles away
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Space
New comet may be visible with the naked eye
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Space
Where do comets come from?
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Space
Alien asteroid dust hints at Earth-like planets
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Earth
Comet smashes triggered ancient famine
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Earth
Meteor impacts may have sparked life on Earth
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Space
Has an alien comet infiltrated the solar system?
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Earth
Meteorite hunters hit pay dirt in Canadian prairie
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Space
Big bang’s afterglow may reveal birthplace of comets
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Earth
Did lack of comet impacts help life evolve?
The debris left over by comet collisions across nearby solar systems shows that ours is the least battered, possibly explaining why life developed on Earth
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Space
Science could soar with world’s most powerful rocket
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Space
Mars craters might be scars from fallen moon
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Space
Jupiter produced greatest pounding in Earth’s history
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Space
Space rock collides with Earth right on time
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