I could watch these videos a hundred times. Two spacecraft that keep their ever-watchful eyes on the Sun — NASA’s Solar Dynamics Observatory (SDO) and JAXA’s Hinode — were doing their thing, when something large wandered past: the Moon. I love how you can pick out the lumps and bumps of mountains on the Moon’s limb as it steps in front of the Sun in this SDO movie. Credit: NASA / SDO Here’s a still, which really needs to be enlarged ….
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