Universe Today Podcasts With Fraser Cain

Episode 790: Q&A 173: What If We Didn't Have Space Telescopes? And More...

Informações:

Synopsis

In this week's questions show, I explain how astronomy would be different if we didn't have space telescopes, what was the Universe like shortly after the Big Bang?, and what if James Webb detects oxygen in the atmosphere of another planet? 00:00 Start 00:45 What if we couldn't build space telescopes? 05:01 Did the Universe act like a big star after the Big Bang? 06:30 If James Webb detects oxygen, does that mean life? 10:59 Will James Webb pictures be colorized? 14:45 Do I believe the Big Bang is the beginning of the Universe? 16:25 Where could we find alien space junk? 18:24 What causes the warp in the Milky Way? 19:48 Will we get portals, or warp drives? 23:15 Are there any private space missions coming up? 25:44 Could we see the Earth in a mirrored planet? 26:51 Would AI be a threat to other civilizations? 28:36 Will humans evolve in space? 31:44 What causes the spiral arms to turn in a galaxy? 32:55 What's inside a neutron star? 34:40 Why is weightlessness called microgravity? 36:16 Is Titan better to ex