[Q&A] Black Hole Size Limit, Economies of Scale for Space Missions, Favourite Galaxy

Is there an upper size limit for black holes? Why don't we build multiple identical missions to increase the chance of success? Is the Universe considered finite or infinite? And in Q&A+, is the Universe expanding or is everything else just shrinking?

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• 00:00 Start
• 00:28 [Ascendant Construct] Why don't we build multiple identical space missions at once?
• 01:36 [Lubo in China] My automated telescope
• 05:27 [Kasie Ream] Radiation in space
• 09:50 [Abdul Samad Kholia] Is space considered infinite?
• 11:56 [Brenda Kalt] Why changed our perspective on the Universe?
• 13:49 [Steven Lewis] How fast can a wired communication with the Moon be?
• 14:24 [Dark Jedi Order] My favourite galaxy
• 17:15 [paul wilson] How big can black holes get?

📺 VIDEO VERSION
https://youtu.be/Yrl0UL_UEhM

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