Space
A mountain range on Saturn鈥檚 moon Iapetus may be a former ring
Falling space debris should make craters on rocky surfaces. But on Saturn鈥檚 moon Iapetus, it might have created a belt of mountains around the equator
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Space
The moon may have formed in a vaporised, doughnut-shaped Earth
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Space
We may have already found signs of alien microbes on Enceladus
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Space
The universe may be full of ex-moons flung from their home worlds
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Space
Earth was smashed by a rock the size of Mars to make the moon
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Space
The tiny space rock New Horizons is headed for may have a moon
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Space
Mysterious streaks seen on Saturn鈥檚 moons could be ancient rings
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Space
Jupiter鈥檚 icy moon Europa has a hidden 鈥榗onveyer belt鈥� of heat
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Physics
Possible exomoon may be an ocean-covered world as big as Saturn
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