Episode 588: Open Space 51: Where Would I Send A Rover? And More...

It was another solo live QA this week and I did my best to answer as many audience questions as I could do, closing in on 60 questions during the hour. Needless to say it was a wide-ranging conversation with questions about where I think rovers should go, what do I think about time travel, and whether we should do more SETI or build more space telescopes.The thumbnail is for a Greenland rover called Grover. Here's an article about it:https://www.nasa.gov/topics/earth/features/grover.html01:28 Updates05:58 Has Canada got an exoplanet?06:10 Thoughts on Hygiea?07:00 Where would I send a rover?07:79 Has NASA done sex studies in space?08:05 How can black holes ever merge?09:55 What does a rocket push against?11:05 What do I think of metallic hydrogen?12:50 What's my most memorable space event?15:36 Have I seen any time travel videos?16:00 Could Valles Marineris caused by a scraping asteroid17:13 Why doesn't JWST's Ariane rocket have an abort system?18:14 What would happen if a comet passed through the atmosphere?18:39 Is Mercury tidally locked?19:03 What will the do about food on Mars?19:43 Do I believe in ancient aliens19:56 How do we measure the expansion of the Universe?21:18 Happy Halloween21:39 What about Nibiru?23:12 Do different worlds experience different time dilation?24:50 Can you brew beer in microgravity?25:20 Any relativistic calculators?25:45 Could we see Earth in the past with a black hole?27:45 Could we blow up asteroids?29:00 Will SpaceX be violating the Outerspace Treaty?31:29 Super spiral galaxies32:35 Europa lander keep from getting fried33:42 What do I read in my spare time?35:05 Have they found the bolts in James Webb?35:27 Are aliens too different?37:00 Any breakthroughs in propulsion?38:18 Did I see Halley's Comet?38:30 Are there any bright comets coming?39:37 How frequent were meteor impacts in the Late Heavy Bombardment?40:15 Will the Moon landings actually happen?41:30 Will there be version of Starship that could service satellites?42:50 Space Telescopes versus SETI43:55 Will CRISPR help modify humans to travel in space?44:39 Collaboration with Joe Scott45:00 Can we terraform Venus?45:30 Live telescope streaming?45:54 Upcoming astronomy events?46:07 Why grow plants in regolith?46:56 Why do we only see photons when they hit a thing?48:04 Could we move a pole faster than the speed of light48:55 Could they make an anti-asteroid version of Starship?49:58 Where did Theia come from?50:50 What if a star made a direct hit on a black hole?51:37 Could we terraform Mars if we set up factories on it?52:56 Is the Sun part of Alpha Centauri?53:29 What does the X-37B55:00 Does it make sense to send a new Voyager?55:39 Could there be infinite Earths?56:00 Most realistic space movie?57:38 When will we live off fusion energy?59:20 What's SpaceX's plan to get through the Van Allen Belts?59:40 How did X-37B launch?Our Book is out!https://www.amazon.com/Universe-Today-Ultimate-Viewing-Cosmos/dp/1624145442/Audio Podcast version:ITunes: https://itunes.apple.com/us/podcast/universe-today-guide-to-space-audio/id794058155?mt=2RSS: https://www.universetoday.com/audioWhat Fraser's Watching Playlist:https://www.youtube.com/playlist?list=PLbJ42wpShvmkjd428BcHcCEVWOjv7cJ1GWeekly email newsletter:https://www.universetoday.com/newsletterWeekly Space Hangout:https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast:https://www.youtube.com/channel/UCUHI67dh9jEO2rvK--MdCSgSupport us at: https://www.patreon.com/universetodayMore stories at: https://www.universetoday.com/Twitch: https://twitch.tv/fcainFollow us on Twitter: @universetodayLike us on Facebook: https://www.facebook.com/universetodayInstagram - https://instagram.com/universetodayTeam: Fraser Cain - @fcain / [email protected] Thompson - @karlaii / https://www.youtube.com/channel/UCEItkORQYd4Wf0TpgYI_1fwChad Weber - [email protected] Universe Today Podcast