planets
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Climate Change Is Making Space Junk a Bigger Problem
Photo: Marco Bertorello/AFP (Getty Images) In the pantheon of climate change concerns, more space junk isn’t high on my list.…
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Computer Simulations Suggest Mars Moons Result of Ancient Collision
Artist’s depiction of the hypothesized ancient collision. Image: Mark Garlick The Red Planet’s two tiny moons—Phobos and Deimos—could have formed…
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