Many of the most interesting bodies in our Solar System aren’t planets, but the moons that orbit them. They have active volcanoes, hydrocarbon oceans, geysers, and moon-wide oceans buried under icy ...

Multiple impacts on Earth might better explain our moon’s origin than a single giant impact 4.5 billion years ago – and could help solve one of its biggest mysteries. Pinning down the origin of our ...

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A bright new lunar crater detected in spacecraft images shows that asteroid impacts continue to reshape the Moon’s surface ...

For the first time, the chemical composition of a moon-forming disk around a planet has been revealed. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Hubble Space Telescope images have revealed a second massive collision between planetary bodies orbiting the nearby star ...

LONDON — A long-lost planet that helped create the Moon may have formed much closer to the Sun than scientists once thought, according to new research. Scientists have discovered that Theia, the ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The moon's orbit isn't a ...