Universe Today Podcast Fraser Cain

How can we let aliens know we're here? What does a lunar eclipse look like as seen from the Moon? Can we record a supernova in real time? Why aren't coronagraphs just circles? Answering all these questions and more in this week's Q&A show.


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00:00 Start
00:37 [Andoria] Can we signal to aliens with green glass?
06:39 [Vulcan] Lunar eclipse seen from the Moon
11:24 [Risa] Can we record a supernova appearing in real-time?
16:05 [Aeturen] Why aren't coronagraphs just circles?
20:53 [Vendikar] How do astronomers determine distances to other galaxies?
25:02 [Remus] Who was my favourite interview?
28:01 [Janus] How do astronomers determine the age of stars?
31:11 [Cait] Can we move Earth by the time the Sun will die?
34:31 [Betazed] Why does the Moon look bigger and yellow sometimes?


📺 VIDEO VERSION
https://youtu.be/mz-DcU2VaAs


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When humans will return to the Moon they will need a lot of assistance to set up a settlement and carry out all the missions. They will need a lot of robots to do that. How exactly will it pan out? Figuring out with Professor Yang Gao from King's College London.


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https://www.goodreads.com/group/show/1198440-universe-today-book-club



00:00 Intro
02:48 Future Moon equipment
13:57 Autonomous robots
23:46 Machine learning revolution
32:25 Self-replication
38:09 Current obsessions
46:13 Final thoughts and more interviews


📺 VIDEO VERSION
https://youtu.be/j4K75MIlRz0


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frasercain@gmail.com


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Creative Commons Attribution 4.0 International (CC BY 4.0)
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Webb sees weather on an exoplanet, takes a new image of the horsehead nebula, and a satellite takes a close up image of a piece of space debris.


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00:00 Intro
00:17 Weather on an exoplanet


https://science.nasa.gov/missions/webb/nasas-webb-maps-weather-on-planet-280-light-years-away/

02:26 JWST in interferometry mode


https://www.universetoday.com/166757/jwst-uses-interferometry-mode-to-reveal-two-protoplanets-around-a-young-star/

04:02 One step closer to space debris removal


https://astroscale.com/astroscale-unveils-worlds-first-image-of-space-debris-captured-through-rendezvous-and-proximity-operations/

05:26 Hubble goes in and out of safe mode


https://www.universetoday.com/166780/uh-oh-hubbles-having-gyro-problems-again/

07:03 Black holes can halt star formation in galaxies


https://www.universetoday.com/166763/black-holes-can-halt-star-formation-in-massive-galaxies/

08:44 Vote results
09:29 SLIM just refuses to die


https://www.universetoday.com/166765/japans-lunar-lander-survives-its-third-lunar-night/

10:32 Great images


https://www.universetoday.com/166802/first-light-from-einstein-probe-a-supernova-remnant/

13:08 More space news
13:59 Hubble's gyros


📺 VIDEO VERSION
https://youtu.be/BcHNl64vEN8


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What are the limits of James Webb when it's looking for Earth-like atmospheres? What can we possibly find out? Is there any hope for red dwarf stars and their planets to have a potential for habitability? Finding out the answers with Evelyn Macdonald.


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https://www.goodreads.com/group/show/1198440-universe-today-book-club


00:00 Intro
01:39 Current observations with Webb
06:14 What could we see in exoplanet atmospheres
12:08 What do planets actually look like
17:41 Future telescopes
19:50 Is there hope for red dwarf star planets?
24:55 Current obsessions
26:34 Final thoughts and more interviews


📺 VIDEO VERSION
https://youtu.be/mtx72I1r3T4


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Read by 60,000 people every Friday. Written by Fraser. No ads.
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frasercain@gmail.com


⚖️ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)
Support Universe Today Podcast

How can we protect antimatter-powered rockets from space dust? Will curing cancer solve deep space travel? What happens when planets align? Does dark matter lose angular momentum? Answering all these questions and more in this week's Q&A.


🦄 Support us on Patreon:
https://patreon.com/universetoday


📚 Suggest books in the book club:
https://www.goodreads.com/group/show/1198440-universe-today-book-club



00:00 Start
00:28 [Andoria] How can we protect antimatter-powered spaceships from space dust?
06:34 [Vulcan] What will happen if all planets aligned?
09:59 [Risa] Does dark matter lose angular momentum?
15:09 [Aeturen] Are there any advantages to non-Dobsonians for rookies?
21:03 [Vendikar] Why are JWST's deep field images not dramatically better than Hubble's?
23:52 [Remus] Will space still be dangerous when we cure cancer?
25:38 [Janus] How realistic is the concept of sophons from the Three Body Problem?
27:36 [Cait] Do gravity waves come in different flavours?
30:51 [Betazed] How big can a space telescope be if it's assembled in space?
34:36 [Cheleb] Could aliens have created black holes?
37:45 [Nimbus] What's the deal with Sedna?


📺 VIDEO VERSION
https://youtu.be/3P0H5AKuExw


📰 EMAIL NEWSLETTER
Read by 60,000 people every Friday. Written by Fraser. No ads.
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Juno sees a lava lake on Io, Voyager 1 isn’t spouting nonsense any more, Titan Dragonfly gets the greenlight from NASA, and TESS finds its first rogue planet.


🦄 Support us on Patreon:
https://patreon.com/universetoday


📚 Suggest books in the book club:
https://www.goodreads.com/group/show/1198440-universe-today-book-club



00:00 Intro
00:14 Giant Lava Lake on Io


https://www.universetoday.com/166716/juno-reveals-a-giant-lava-lake-on-io/

01:52 Voyager-1 restores communication


https://www.universetoday.com/166733/nasa-restores-communications-with-voyager-1/

03:39 NASA Greenlights Titan Dragonfly
06:03 TESS finds its first rogue planet


https://www.universetoday.com/166755/tess-finds-its-first-rogue-planet/

08:13 Vote results
08:57 Nancy Grace Roman gets reaction wheels


https://www.youtube.com/watch?v=F4Mgt2iwYgY&ab_channel=NASAGoddard

10:28 NASA's solar sail goes to space


https://www.universetoday.com/166759/nasas-new-solar-sail-has-launched-and-deployed/

12:10 Two incredible timelapses from Chandra
13:16 Downscale for Artemis III?


https://arstechnica.com/space/2024/04/nasa-may-alter-artemis-iii-to-have-starship-and-orion-dock-in-low-earth-orbit/

15:58 More space news
16:52 Capabilities driven exploration


https://www.nasa.gov/wp-content/uploads/2017/11/nextstep-virtual-industry-forum_6nov2014_final.pdf



📺 VIDEO VERSION
https://youtu.be/KxfqQYY-h-U


📰 EMAIL NEWSLETTER
Read by 60,000 people every Friday. Written by Fraser. No ads.
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📩 CONTACT FRASER
frasercain@gmail.com


⚖️ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)
Support Universe Today Podcast