S02E46: Comets, Space Health, and the Mysteries of the Three-Body Problem

**Show Notes: Astronomy Daily Podcast with Steve Dunkley and AI Newsreader, Hallie***Date:* 25th September 2020*Episode Highlights:*1. **Introduction**:- Steve Dunkley welcomes listeners to another episode of Astronomy Daily.- Hallie, the AI Newsreader, joins the conversation.2. **Comet Mishimura**:- The comet has transitioned from the morning sky to the evening sky.- Facebook group "Comet Watch" reported binocular sightings after sunset starting September 14th.- Heavensabove.com noted the comet shining at magnitude +2.4 on September 16th.- Comet Mishimura was closest to Earth on September 12th and the Sun on September 17th.- The comet may reappear in late November and December 2023 in the dawn sky.3. **Space Health Issues**:- The effects of zero gravity on the brain.- Risks of cosmic radiation to astronauts.- NASA's efforts to shield travelers from radiation.- Importance of exercise and supplements in space.- Effects of microgravity on the nervous and circulatory systems.- Psychological challenges of space travel.4. **SpaceX Starlink Satellites**:- Launch of another cluster of Starlink satellites.- FAA's new rule for cleaning space debris from launches.- Details of the SpaceX launch and the importance of reducing space debris.5. **Three-Body Problem**:- A complex puzzle in physics and mathematics.- Discovery of 12,000 new solutions to the problem.- Historical context and significance of the problem.6. **Osiris Rex Mission**:- Return of the sample packet from the near-earth asteroid Bennu.- The mission's continuation to study the near-Earth asteroid Apophis.- Details of the mission's objectives and future plans.7. **Conclusion**:- Steve wraps up the episode and mentions other related podcasts and platforms for listeners to explore.*Links & Resources*:- [Space Nuts with Andrew Dunkley and Professor Fred Watson](spacenuts.io)- [Astronomy Daily with Tim Gill](bitesz.com)- [Space Nuts Facebook Group](#)*Sign Off:* Steve and Hallie thank listeners and look forward to the next episode.Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support.Sponsor Details:Ensure your online privacy by using NordVPN. To get our special listener deal and save a lot of money, visit www.bitesz.com/nordvpn. You'll be glad you did!Become a supporter of Astronomy Daily by joining our Supporters Club. Commercial free episodes daily are only a click way... Click Here

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