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Episode 677: Q&A 125 Can Stars Orbit So Close They're Touching? And More...
In this week's questions show, I explain how it's possible for stars to orbit so closely they're actually touching. What are the limits to gravitational slingshots, and how astronomers know where to point their telescopes in the Universe.00:00 Start00:44 Can stars touch?02:39 What is the maximum slingshot speed?05:32 How do astronomers know where to look?08:27 Could a planet orbit backwards?10:56 Will nations allow deadly space lasers?13:06 What if a black hole stopped rotating?15:06 How would you control a warp drive?17:32 Is Planet 9 a captured rogue planet?21:36 Does this mean there are…
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