Universe Today Podcasts With Fraser Cain
Episode 774: Q&A 164: Could Too Much Gravity Prevent a Civilization Going to Space? And More...
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Synopsis
In this week's live questions and answers show, I speculate what kind of civilization could be permanently stuck on the surface of their planet, if rival nations could shoot down each other's spacecraft, and how do I really feel about the Space Launch System? 00:00 Start 01:01 How much gravity makes spaceflight impossible? 04:40 Could a rival shoot down a rocket during launch? 07:07 Should I apologize for advocating for SLS? 11:50 Do photons experience time? 13:42 Can you see Earth's lights from the Moon? 15:28 Can we detect exoplanets with their magnetic fields? 17:27 What missions do I wish were never cut? 20:21 Does finding life mean we're doomed? 22:45 Are galaxies orbiting something bigger? 23:42 Can a star collapse directly into a black hole? 25:36 Should we move away from complex telescopes? 29:03 What does it cost to use Hubble? Want to be part of the questions show? Ask a short question on any video on my channel. I gather a bunch up each week and answer them here.