Afleveringen
-
More landers are going to the Moon; maybe TRAPPIST 1b has an atmosphere after all; Perseverance climbs up to the rim of Jezero Crater and a supermassive black hole rolls over onto its side.
π¦ Support us on Patreon:
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00:00 Intro
00:14 2 Landers 1 Rocket
03:02 Trappist-1b atmosphere update
https://www.universetoday.com/170140/one-of-the-most-interesting-exoplanets-just-got-even-more-interesting/
05:03 No magma ocean for Io
https://www.universetoday.com/170123/new-research-suggests-io-doesnt-have-a-shallow-ocean-of-magma/
08:00 Eat. Rest. Repeat
https://www.cam.ac.uk/research/news/massive-black-hole-in-the-early-universe-spotted-taking-a-nap-after-overeating
10:07 Binary star near Sgr A
https://www.eso.org/public/news/eso2418/
11:46 Black hole on its side
https://www.nasa.gov/universe/black-holes/nasa-finds-sideways-black-hole-using-legacy-data-new-techniques/
13:14 Vote results
https://www.youtube.com/@frasercain/community
13:56 Progress for Nancy Grace Roman
https://www.nasa.gov/missions/roman-space-telescope/nasa-successfully-integrates-roman-missions-telescope-instruments/
15:12 Rim of the Jezero crater
https://www.universetoday.com/170103/nasas-perseverance-rover-reaches-the-top-rim-of-the-jezero-crater/
16:55 ISS Astrophotography from Don Petit
https://www.universetoday.com/170146/astronaut-don-pettit-is-serious-he-rigged-up-astrophotography-gear-on-the-iss/
19:15 Last minute gift
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How bright would the Moon be if it was covered with ice not regolith? How does spaghettification happen near black holes? How will the human body adapt to Mars's gravity after the long journey? Answering all these questions and more in the Q&A show.
π¦ Get the additional Overtime audio episodes:
https://www.patreon.com/posts/overtime-audio-118171439
00:00 Start
00:26 How will our body adapt to Mars after the long journey to it?
04:06 How does spaghettification happen near black holes?
07:55 Could advanced civilizations ignite stars?
10:53 How can we be in the center of a hot bubble with multiple supernovae?
13:35 What would happen if the Moon was covered with ice?
πΊ VIDEO VERSION
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Zijn er afleveringen die ontbreken?
-
Ion engines can be a very efficient way to travel not only through our Solar System but even beyond. What kinds of ion engines are there? How are they different? What kind of missions can we expect? Finding out in this interview.
π¦ Get the extra part for free here:
pattern.com/universetoday
π£ Guest: Dr. Dan Fries
https://engr.uky.edu/people/dan-fries
π Advanced Electric Propulsion Systems with Optimal Specific Impulses for Fast Interstellar Precursor Missions
https://www.researchgate.net/publication/385172298AdvancedElectricPropulsionSystemswithOptimalSpecificImpulsesforFastInterstellarPrecursor_Missions
00:00 Intro
01:20 What are ion engines
11:49 Possible Missions
18:15 Solar gravitational lens
30:42 Interstellar travel
34:04 Bonus part
35:10 Current obsessions
38:19 More interviews
πΊ VIDEO VERSION
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Will we have a space base on Phobos? Will hibernation help us to cope with long-distance space travel? How will Starship be returning from Mars? Answering all these questions and more in the Q&A show.
π¦ Support us on Patreon:
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00:00 Start
00:24 Why not build a space station at Phobos?
02:33 How long would it take for live to evolve to human level again?
05:23 How to cope with radiation during long-distance space travel?
09:58 How will humans get back from Mars on a Starship?
15:01 Will hibernation help us survive during space travel?
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We finally learn why Ingenuity crashed. Gaia is nearing the end of its life. NASA is planning cargo deliveries to the Moon. And a twin of the Milky Way, seen in infancy by Webb.
π¦ Support us on Patreon:
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00:00 Intro
00:15 Why Ingenuity crashed
02:58 End of Gaia
05:52 Cargo missions for the Moon
07:34 Mass of the Milky Way
09:13 Vote results
09:47 Solar flares
12:30 Cosmic rays
14:47 Milky Way's early twin
16:25 Humanity's first quasar
17:56 Interviews
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How can one fight light pollution? What will happen to space exploration in our modern political climate? Why doesn't Venus lose its atmosphere without a magnetosphere? Answering all these questions and more in this Q&A show.
π¦ Get the additional Overtime audio episodes:
https://www.patreon.com/posts/overtime-audio-q-117715009
00:00 Start
00:23 How can Venus hang on to its atmosphere without a magnetic field?
02:17 What will happen to space exploration?
08:45 Would we see a Sgr A quasar from Earth if it became one?
11:54 How to fight light pollution?
15:36 What's going on with the "Crisis in Cosmology"?
πΊ VIDEO VERSION
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How don't comets lose all their mass really quickly? Where are all the photos of the Milky Way from the ISS? Can you reach out from orbit and poke a black hole with a stick? Answering all these questions and more in this Q&A show.
π¦ Support us on Patreon:
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00:00 Start
00:24 Comets and their tails
04:06 Where are the pictures of the Milky Way from the ISS?
08:36 Will the Sun's expansion bring the Moon closer to Earth?
11:27 Can you poke a black hole with a stick?
13:35 When did 'our' part of the Universe form?
πΊ VIDEO VERSION
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Black Widow pulsars consume their partners. But if there were advanced alien species, it could be a perfect way to produce energy and move the stars around. They could also use pulsars as a global galactic navigation system. How exactly could they achieve it? Finding out in this interview.
π¦ Get the extra part for free here:
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π£ Guest: Dr. Clément Vidal
https://www.clemvidal.com/
π The Spider Stellar Engine: a Fully Steerable Extraterrestrial Design?
https://arxiv.org/abs/2411.05038
π Pulsar Positioning System: A quest for evidence of extraterrestrial engineering
https://arxiv.org/abs/1704.03316
00:00 Intro
01:33 Stellarvore
07:48 Moving stars around
17:57 Technosignatures
25:17 Pulsar galactic navigation system
29:44 Messaging system
39:43 Noosphere
43:48 Bonus part
44:08 Current obsessions
46:43 Final thoughts
πΊ VIDEO VERSION
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Trump announces his choice for the new NASA administrator, we’ve got a new date for Artemis III, Venus might have never had liquid oceans, and finding habitable planets around white dwarf stars.
π¦ Support us on Patreon:
https://patreon.com/universetoday
π Gift Universe Today Patreon membership:
https://www.patreon.com/universetoday/gift
00:00 Intro
00:15 NASA's New Administrator
02:08 Delays for Artemis 2 and 3
05:09 More evidence for gravitational waves background
07:35 Venus' past
09:38 Potential habitable planets around white dwarfs
12:26 Vote results
12:51 Vera Rubin and interstellar visitors
14:18 Moon rescue mission
15:55 Galaxy cluster coming together
17:45 Jupiter at opposition
18:57 Gift for space enthusiasts
πΊ VIDEO VERSION
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Does building more JWSTs for different parts of the spectrum make sense? Are star types predetermined at their birth? Can you cook a pizza on the Sun? Why is the Sun's corona hotter than its surface? Are there binary supermassive black holes? Answering all these questions and more in this Q&A show.
π¦ More Q&A in the Overtime Audio:
https://patreon.com/universetoday
00:00 Start
00:25 Does it make sense to have JWST in a different spectrum?
04:07 Are star types determined at their birth?
07:50 Thoughts about the flat Earth?
09:57 Can we see the light from the Big Bang?
11:54 Are there binary supermassive black holes?
13:59 What would a pizza cooked directly on the Sun taste like?
15:17 Why is the corona of the Sun hotter that its surface?
πΊ VIDEO VERSION
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Who will pay for the next-generation space stations that follow the ISS? How much do rockets pollute? Did James Webb make the observable Universe bigger? Answering all these questions and more in this Q&A show.
π¦ More Q&A in the Overtime Audio:
https://patreon.com/universetoday
00:00 Start
00:26 Best place for a space factory?
05:21 Can stars and planets escape the Milky Way?
08:02 Did JWST make the observable universe bigger?
09:58 Do rockets pollute a lot?
13:36 Does it make sense to build a new space station?
17:32 What came before the big bang?
πΊ VIDEO VERSION
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Dragonfly is taking a Falcon Heavy to Titan, What’s inside Uranus?, Russia’s cargo ship delivers a stinky smell to the station, and testing robots to go under the ice on Europa.
π¦ Support us on Patreon:
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00:00 Intro
00:15 A ride for Dragonfly
https://www.nasa.gov/news-release/nasa-awards-launch-services-contract-for-dragonfly-mission/
01:30 Inside Uranus
https://news.berkeley.edu/2024/11/25/a-clue-to-what-lies-beneath-the-bland-surfaces-of-uranus-and-neptune/
03:51 Europa Clipper unrolls its instruments
https://www.nasa.gov/missions/europa-clipper/nasas-europa-clipper-millions-of-miles-down-instruments-deploying/
05:50 Robots for under the ice exploration
https://www.universetoday.com/169887/testing-the-robots-that-might-explore-europa/
06:56 Baby planet
https://www.universetoday.com/169863/astronomers-find-a-3-million-year-old-planet/
08:17 Vote results
08:49 Haolong haoloooong
https://www.universetoday.com/169703/chinas-proposed-cargo-shuttle-the-haolong-has-entered-development/
10:08 Russian spaceship stinks
https://arstechnica.com/space/2024/11/after-russian-ship-docks-to-space-station-astronauts-report-a-foul-smell/
10:50 Sombrero galaxy by JWST
https://www.universetoday.com/169895/fantastic-new-image-of-the-sombrero-galaxy-from-webb/
11:42 Alien-like Jupiter
https://www.universetoday.com/169920/magnetic-tornado-is-stirring-up-the-haze-at-jupiters-poles/
13:21 SLS fireplace
https://www.universetoday.com/169912/the-holiday-fireplace-video-we-needed/
13:55 Questions for upcoming interviews
πΊ VIDEO VERSION
https://youtu.be/D-xKbLrJb_g
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Why don't comets run out of "tail fuel"? If Voyager crashes into something, can we tell it apart from a regular failure? What are the chances we will drive into a lava tube? Will satellite communication become dominant at some point? Answering all these and more in this Q&A show.
π¦ More Q&A in the Overtime Audio:
https://www.patreon.com/posts/overtime-audio-q-116788920
00:00 Start
00:37 How can comets leave tails for thousands of years without running out?
02:57 Can we detect a hit to a Voyager?
04:20 How possible would it be to drive into a lava tube on the moon?
05:44 More Space Bites from website authors?
09:52 Does Moon getting farther away impact tides on Earth?
11:34 Will satellite communications overtake traditional on-ground ones?
16:01 Can we protect a Moon colony with an artificial magnetic field?
πΊ VIDEO VERSION
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James Webb recently detected a new kind of exoplanet. It's a steam world. How did they find it and what does it mean for the future of exoplanet search? Finding out in this interview.
π¦ Get the extra part for free here:
pattern.com/universetoday
π£ Guest: Eshan Raul
π JWST/NIRISS Reveals the Water-rich "Steam World" Atmosphere of GJ 9827 d
https://iopscience.iop.org/article/10.3847/2041-8213/ad6f00
00:00 Intro
01:47 The Steam World
10:49 Steam worlds VS Hycean worlds
14:38 Exoplanet research with JWST
17:04 Questions from Patrons
23:33 Where can we find more of them?
30:09 Bonus part
30:46 Current obsessions
πΊ VIDEO VERSION
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JUMBOs, Jupiter Mass Binary Objects. Over 500 of them were detected in the Orion Nebula by JWST. But where did they come from? How did they form and why are they in binary pairs? My guest has a good guess about it.
π¦ Support us on Patreon:
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π£ Guest: Jessica Diamond
πFormation of Jupiter-Mass Binary Objects through photoerosion of fragmenting cores
https://arxiv.org/pdf/2410.09159
00:00 Intro
01:34 JUMBOs
14:02 Photoerosion
24:57 Questions from Patreon community
31:26 Side track
34:30 Final thoughts
πΊ VIDEO VERSION
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Where will the money come from for the next generation of space stations? Does NASA have plans for a gravity tractor experiment for the Apophis flyby? Which part of the Milky Way can we see? Can there be different types of black holes? Answering all these and more in this Q&A show.
π¦ More Q&A in the Overtime Audio:
https://patreon.com/universetoday
00:00 Start
00:37 Which part of the Milky Way can we see?
02:41 Will space stations be economically viable?
05:50 Are there different types of black holes?
06:58 Can you un-distort images instead of using adaptive optics?
11:53 How do we know that far away objects are still there?
13:12 Does NASA have plans for a gravity tractor experiment?
15:58 Best time to watch auroras in Alaska?
18:11 How does light from far away get to us?
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I just wrapped up an interesting conversation over at βͺDoomDebatesβ¬ talking about the future of artificial intelligence, the Fermi Paradox, Great Filter, Grabby Aliens and more. Check it out and subscribe to the channel.
π¦ Support us on Patreon:
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If there is a faster-than-light spaceship, could we detect it? Can we use the Sun as a magnifying glass? Which telescope to get under $200? Can Juno meet Europa clipper? Answering all these questions and more in this week's Overtime Q&A.
π¦ Support us on Patreon:
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00:00 Start
00:18 Can we detect FTL spacecraft?
03:26 Good telescope for under $200?
05:51 Could we use the Sun as a magnifying lens?
06:50 Will Juno still be operational when Clipper and Juice arrive?
07:23 Why did SpaceX develop Mechazilla?
10:51 How can the Universe be infinite if it started in the Big Bang?
πΊ VIDEO VERSION
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Starship completes its 6th flight test, Webb analyzes a star in another galaxy and confirms the Hubble tension, again, and a new explanation for the moons of Mars.
More interviews:
π Nobel Prize Winner Explains JWST vs The Crisis in Cosmology
https://youtu.be/hmJOz9qCk0M
π Explanation for the Webb's "Impossible" Galaxies
https://youtu.be/xPK9kF2tqfk
π¦ Support us on Patreon:
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00:00 Intro
00:14 Starship IFT-6
https://www.universetoday.com/169736/starships-booster-and-donald-trump-make-a-splash-at-sixth-flight-test/
03:47 Zoomed in star in another galaxy
https://www.universetoday.com/169830/the-first-close-up-picture-of-star-outside-the-milky-way/
05:20 Webb confirms Hubble Tension
https://www.universetoday.com/169619/james-webb-confirms-hubbles-calculation-of-hubbles-constant/
08:31 More monster galaxies
https://www.universetoday.com/169692/three-more-galactic-monster-ultra-massive-galaxies-found/
10:22 Vote results
11:03 Stars eating their planets
https://www.universetoday.com/169702/up-to-a-third-of-stars-ate-some-of-their-planets/
12:47 How Mars got its moons
https://www.nasa.gov/solar-system/planets/mars/making-mars-moons-supercomputers-offer-disruptive-new-explanation-2/
14:37 Repurposing Mars Express camera
https://www.universetoday.com/169092/how-scientists-repurposed-a-camera-on-esas-mars-express-mission/
16:07 Guide to space
16:45 Channel updates
πΊ VIDEO VERSION
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We're still waiting for the results from JWST about the atmospheres on the TRAPPIST-1 planets. But is there a way for red dwarf planets to keep atmospheres on planets. Latest research seems to show that it might be possible.
π£ Guest: Dr. Joshua Krissansen-Totton
https://depts.washington.edu/astrobio/wordpress/profile/joshua-krissansen-totton/
π The erosion of large primary atmospheres typically leaves behind substantial secondary atmospheres on temperate rocky planets
https://www.nature.com/articles/s41467-024-52642-6
π¦ Support us on Patreon:
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00:00 Intro
02:09 Problems with M dwarfs
11:22 Holding on to atmospheres
19:46 JWST observations
24:10 Habitable worlds observatory
32:40 Trappist-1 results wen?
40:22 More interviews
πΊ VIDEO VERSION
#TODO_LINK
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