/u/MartianXAshATwelve's posts in /r/StrangeEarth
If two pieces of the same metal touch in space, they will permanently bond together as there’s nothing separating like-atoms in a vacuum 🤯 The effect is known as 'cold welding'
97 upvotes
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A reminder that Saturn's moon Iapetus has a weirdo ridge along most of its equator that makes the satellite look like a walnut.
70 upvotes
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Amazing edge-view of a sprite from Space Station by astronaut Matthew Dominick. This excerpt shows a sprite captured at the horizon edge during a nighttime pass over southeast Asia. This sprite reaches approximately 60-kilometer altitudes.
46 upvotes
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