Astronomers have identified a wildly distorted world that looks less like a sphere and more like a squeezed citrus fruit, and ...

An international team of astronomers led by Canadian researchers has found something the universe wasn't supposed to have: a ...

Satellite companies that once traded like speculative science projects suddenly became some of the hottest names in the ...

What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

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When we talked about searching for life on Europa, we didn't mean making the place a nightmare for arachnophobes.