[Q&A] Shape of Craters, Max Size for a Telescope, Atmospheres of Black Holes

Why are most craters circular, no matter which angle the meteor falls? Is there a size limit for a telescope before diminishing returns take place? Can black holes have atmospheres? Answering all these questions and more in this Q&A show.

👉 Watch the extended Overtime Q&A:

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• 00:00 Start


• 00:24 How big can a telescope get?


• 05:12 Does an optical telescope on the Moon make any sense?


• 08:13 Can black holes have atmospheres?


• 11:05 Why are craters circular not elliptical?


• 12:41 Will Starship refuel in orbit in 2025?


• 12:52 Is there evidence for primordial black holes?

📺 VIDEO VERSION

https://youtu.be/MaKWptXAxC8

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