Black Holes as a Great Filter, Artemis 3 Landing Site, Smallest Possible Star | Q&A 318

🎁 [Q&A+] Same video. No YT ads. BONUS question, totally free :
https://www.patreon.com/posts/128314062

🚀 [Overtime] Even more Q&As
https://www.patreon.com/universetoday

Can artificial black holes be the great filter for advanced civilizations? Where exactly will the Artemis 3 mission will be landing on the Moon? What's the smallest possible star? And in our Q&A+ version, how much would a fossil from Mars cost? Answering all these questions and more in this Q&A show.

00:00 Start
00:30 [Keiichi S] Do protoplanetary discs form spiral arms like galaxies?
02:22 [Basketvector] Where will Artemis 3 land on the Moon?
04:04 [paul wilson] What is the smallest size a star can be?
06:06 [Victor OE] Is building your own Dobsonian telescope a good idea?
13:11 [Daniel Redzic] Can artificial black holes be the great filter for other civilizations?
15:02 [PCAviator] Do gas giants have a sold core?

📰 EMAIL NEWSLETTER
Read by 70,000 people every Friday. Written by Fraser. No ads.
Subscribe for FREE: https://universetoday.com/newsletter

🎧 PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/

🤳 OTHER SOCIAL MEDIA
Mastodon: astrodon.social/@fcain
Twitter: https://twitter.com/fcain
Twitter: https://twitter.com/universetoday
Facebook: https://facebook.com/universetoday
Instagram: https://instagram.com/universetoday

📩 CONTACT FRASER
[email protected]

⚖️ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)

You are free to use my work for any purpose you like, just mention me as the source and link back to this video.