Space
Vesta has no moons – is it unlucky or did it eat them?
The second-heaviest asteroid in the solar system has no orbiting companions, even though hundreds of smaller asteroids do. Where did they go?
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The second-heaviest asteroid in the solar system has no orbiting companions, even though hundreds of smaller asteroids do. Where did they go?
NASA's Curiosity rover has found evidence of a liquid water cycle on Mars, and harnessing this could one day make drinking water for astronauts