Martian astronomy: Percy sees a 'Phobos eclipse' from Mars

What's so special about spotting Phobos crossing in front of the sun? Sure. It's just another image of Phobos crossing the disk of the sun, as seen from the surface of Mars. Like so much of the modern space era, these images, once amazing, are now almost routine. But there's some real science behind tasking the Mars rovers to conduct a little "Martian astronomy."

Read it at Phys.org ↗

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