Tag Archives: Jupiter

HRSC: Phobos and Jupiter align

Even though it may only be a lump of porous rock, Phobos isn’t shy about hogging the limelight in this sequence taken by ESA’s Mars Express. These three images show Phobos, the larger of the two martian moons, darting across … Continue reading

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Curiosity images planets, asteroids, Mars moons

A new image from NASA’s Curiosity Mars rover is the first ever from the surface of Mars to show an asteroid, and it shows two: Ceres and Vesta. These two — the largest and third-largest bodies in the asteroid belt … Continue reading

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Why is Mars so small?

Because it was starved during infancy, says Kevin Walsh (Observatoire de la Cote d’Azur and Southwest Research Institute, Boulder). In a paper in Nature, written with four colleagues and published June 5, 2011, he argues that when the planets were … Continue reading

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