Episode 545: Q&A 93: When Will The Space Junk Return To Earth? And More...
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In this week\'s questions show, I explain how long it\'ll take for space junk to burn up in the Earth\'s atmosphere, would it be possible to put advertising in space, and why panspermia is appealing as a hypothesis.
\\n\\n01:04 When will the space junk return to Earth?
\\n03:14 Why don\'t we clean up the junk?
\\n06:50 Can we advertise in the night sky?
\\n08:36 Why is pansperimia appealing as a hypothesis?
\\n10:53 Crewed space station dedicated to astronomy?
\\n13:25 Best way to reduce light pollution?
\\n16:08 What factors are important for life?
\\n18:41 Can a star and black hole orbit each other?
\\n20:41 How does time dilation work?
\\n24:46 What will happen if Starship works?
\\n28:49 How do galaxies collide if everything is expanding?
\\n30:10 Why are Saturn\'s rings fading away?
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.
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