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Could a planet be orbited by another planet instead of a moon?
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The Moon orbits Earth, the Earth the Sun, Sun the Milky way...The Universe?
Started by acecharlyBoard Physics, Astronomy & Cosmology |
Replies: 11 Views: 16087 |
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why does the moon perfectly block out the sun's "disc area" during eclipse?
Started by paddy73Board Physics, Astronomy & Cosmology |
Replies: 2 Views: 11532 |
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QotW - 22.03.21 - Does relativity make rocks on the moon older than Earth rocks?
Started by Lewis ThomsonBoard Question of the Week |
Replies: 16 Views: 9660 |
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How does NASA know that the Moon's South Pole-Aitken Basin is its oldest crater?
Started by Pseudoscience-is-malarkeyBoard Physics, Astronomy & Cosmology |
Replies: 4 Views: 9723 |
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Is the barycenter of the Earth Moon system shifting as the Moons orbit increases
Started by mbaker335Board Physics, Astronomy & Cosmology |
Replies: 5 Views: 9023 |
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