Viewing the Past in Space

The ancients had it wrong: the Earth is not the center of the universe. But the Earths is at the center of the part of the Universe that we can see. A being on a planet orbiting, say, a star in the galaxy M87 would see a different part of the Universe, one centered on him.

Viewing the Past in Space

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Apollo Lunar Module Ascent Stage Interior View Aft
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Apollo Launch Escape System
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Apollo Lunar Module Initial Landing Component
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