[Q&A] Cubesats VS Big Missions, EM Protection from Space Radiation, Discovering Exomoons

Why risk sending big space missions instead of swarms of cubesats? Can NASA protect future Mars astronauts from radiation with EM-rockets? How close are we to discovering our first exomoon? And in our Q&A+ version, which sci-fi tech is the closest to becoming a reality? Answering all that and more in this Q&A show. 🎁 [Q&A+] Same video. No YT ads. BONUS question, totally free : https://www.patreon.com/universetoday 🚀 [Overtime] Even more Q&As https://www.patreon.com/universetoday 00:00 Start 00:31 [Ramon Martinez] How will NASA protect astronauts from radiation on Mars? 02:01 [First Ninja] Why launch space missions instead of swarms of cubesats? 05:07 [J Bell] Is it normal to be not interested in life beyond Earth? 08:23 [Xander Schnoebbe] How close are we to discovering exomoons? 10:05 [Jamie Doe] Can we combine a Solar Gravitational Lens and an interferometer? 10:59 [Mandahl] Visible light interferometers on Earth 13:01 [Christopher “Fiss” Brummet] Will CSA/ASC step up after NASA budget cuts? 14:44 [Web Fiji] If we go through space, will we inevitably hit something? 15:31 [Silas Miller] Is the Sun made of the same elements as the planets? 📺 VIDEO VERSION https://youtu.be/OOOPpw11Z1U 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)