Tag: Mercury

Odd craters on Mercury

They’ve found some very odd craters on Mercury, some with dark halos, which they at least have a tentative explanation for, and one they cannot explain at all: Superficially, the bright patch resembles an expanse of ice glistening in the sun, but that’s not possible. The surface temperature of the crater at the time of …

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Transit of Mercury: The Movie

I think it’s probably impossible for us to truly understand the size of a star, even an ordinary, not particularly big star like our sun. Check out this page from NASA with images from the recent transit of Mercury across the face of the sun. In particular, take time to download the movie. Watch the …

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