What's going on with the Hubble Tension and does it really imply a Crisis in Cosmology? How to stay sceptical but at the same time keep an open mind? What big discoveries should we expect in the coming future? Looking for answers to all these questions with Dr Ethan Siegel. π Ethan Siegel's blog at Big Think: https://bigthink.com/people/ethansiegel/ π New JWST data confirms, worsens the Hubble tension: https://bigthink.com/starts-with-a-bang/jwst-confirms-worsens-hubble-tension/ π¦ Support us ...
Sep 12, 2023β’1 hr 11 min
Starship could be almost ready to fly. The smallest possible Mars colony. Three more space missions launched this week. And a new look at Chinaβs next-generation crew capsule and lunar lander. π 1 Year of JWST Special: https://youtu.be/nbDQEo0uA0Q π± JWST image quiz: https://youtu.be/96POynVOcWchttps://youtu.be/skjGrObdE1E π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Int...
Sep 08, 2023β’20 min
The center of our Galaxy is a mystery. It is full of dust which most telescopes can't see through. But with James Webb we can look into it. What hides deep in the middle of the Milky Way? Finding out with Dr Adam Ginsburg. π Dr Adam Ginsburg's website: https://www.adamgginsburg.com/ π JWST reveals widespread CO ice and gas absorption in the Galactic Center cloud G0.253+0.015 https://arxiv.org/abs/2308.16050 π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the boo...
Sep 05, 2023β’34 min
Which JWST image is the best so far? To answer that, we did a series of polls among our community with a quarter-final round, semi-final and the final. Can my fellow space YouTubers guess which one turned out to be the winner? Do they agree with your decision? Let's find out! πΊ VIDEO VERSION https://youtu.be/96POynVOcWc GUESTS πΊ Joe Scott https://www.youtube.com/@whatdamath πΊ Anton Petrov https://www.youtube.com/@joescott π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest ...
Sep 04, 2023β’1 hr 7 min
An exoplanet denser than steel. The Whirlpool Galaxy from JWST. We finally learn where the solar wind comes from. The ISS is getting gigabit internet. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:15 Exoplanet As Dense As Steel https://www.universetoday.com/162982/a-neptune-sized-exoplanet-is-denser-than-steel-the-result-of-a-catastrophic-collision/ 03:05 Whirlpoo...
Sep 01, 2023β’21 min
There is a disagreement in measurements of the Hubble constant often referred to as The Crisis in Cosmology. One way to solve it is to observe redshift drift. However, it requires lengthy observations. But my guest, Dr Geraint Lewis, has a hack up his sleeve β gravitational lensing. π Redshift Drift story on Universe Today: https://www.universetoday.com/162845/a-new-way-to-measure-the-expansion-rate-of-the-universe-redshift-drift/ π The Redshift Difference in Gravitational Lensed Systems: A No...
Aug 26, 2023β’1 hr 5 min
India lands on the Moon. Another Ring Nebula image from JWST. One of the coolest exoplanet videos youβve ever seen. New images of Neptune. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 India's Chandrayaan-3 lands on the Moon https://www.universetoday.com/162884/chandrayaan-3-lands-successfully-on-the-moons-south-pole/ 02:59 Russia's Luna-25 crashed https://www....
Aug 25, 2023β’22 min
The farthest star and the farthest galaxy seen by JWST. Measuring the darkness of the Universe from deep space. New evidence for MOND vs dark matter. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Farthest Known Star Seen by Webb https://www.universetoday.com/162741/jwst-turns-its-gaze-on-the-farthest-known-star-earendel/ 02:06 Farthest Galaxy by JWST https://ww...
Aug 18, 2023β’23 min
Superconductor update. Contact re-established with Voyager 2. Two stars orbiting so closely they could hide inside the Sun. A field of gravitational lenses in a new JWST image. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:16 LK-99 Update 02:35 Fusion Breakthrough Done Again 03:45 Voyager-2 is Back 05:00 Wolf Pack of NASA Moon Rovers https://www.universetoday.com/...
Aug 11, 2023β’20 min
Classical space telescopes have their limit. You can't simply build bigger mirrors all the time. Instead, you can build more mirrors and combine them into a telescope array. That's the concept behind the Nautilus Array which we discuss with Prof. Daniel Apai from The University of Arizona. π The Nautilus Array https://nautilus-array.space/ π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-bo...
Aug 09, 2023β’51 min
NASA Loses Contact with Voyager 2 because of a mistake. Euclid sends its first images. Finally, The Ring Nebula from JWST. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:13 NASA Lost Contact with Voyager 2 https://www.universetoday.com/162610/oops-nasa-accidentally-points-voyager-2s-antenna-away-from-earth-temporarily-losing-contact/ 01:54 LK-99. Possible room temperature supe...
Aug 04, 2023β’21 min
Dealing with space debris is an increasingly important aspect of spaceflight. Can we take it under control? What technical challenges will we need to overcome? What will it mean for the future of space infrastructure? Answering all these questions with Alex Godfrey from Astroscale. π More about Astroscale ELSA-m: https://www.universetoday.com/162029/a-new-mission-will-grab-dead-satellites-and-push-them-into-the-atmosphere-to-burn-up/ π More about Astroscale: https://astroscale.com/ https://twi...
Aug 01, 2023β’42 min
What will it take to ditch chemical rockets and make space launches fully electric? What tech will it require and when will it be reasonable to use such a system? What technical challenges are associated with it? Answering all these questions with David Dillon, the founder of Electromagnetic Launch. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 01:38 The idea behind ...
Jul 31, 2023β’38 min
NASA reveals nuclear rocket partnership with Lockheed Martin. Witnesses claim thereβs a UAP coverup. There could be trillions of rogue planets wandering the Milky Way. π 1 Year of JWST Special: https://youtu.be/nbDQEo0uA0Q π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:12 2027 Nuclear Rocket by Lockheed Martin https://www.universetoday.com/162560/nasa-and-darpa-aw...
Jul 28, 2023β’21 min
It's already been one year of JWST operations. In this episode we accumulated all the major science results, all the amazing images and graphs, all the important discoveries and controversies. Enjoy the ULTIMATE GUIDE to the first year of James Webb. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club π More James Webb Videos Scientist's Perspective on Webb's First Year https://www.y...
Jul 26, 2023β’45 min
A white dwarf was found that literally has to sides. One is Hydrogen. The other one is Helium. And it constantly rotates and changes those two sides. What's going on and how could this possibly happen? We're figuring it out with Dr Jeremy Heyl from the University of British Columbia. π§ More about the Two-Face star: https://www.universetoday.com/162481/one-side-of-this-white-dwarf-is-covered-in-hydrogen-while-the-other-side-is-helium/ π¦ Support us on Patreon: https://patreon.com/universetoday οΏ½...
Jul 22, 2023β’27 min
Is the Universe twice as old as we thought? China updates its lunar exploration plans. Astronomers might have found an exoplanet in a Lagrange Point. π¦ The deer story: https://www.patreon.com/posts/shareholders-3-q-85994340 π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Is the Universe twice as old https://www.universetoday.com/162394/the-universe-could-be-twic...
Jul 21, 2023β’19 min
Enceladus is the most interesting world in our Solar System in terms of exploration potential. It just is. But at the moment there are no approved missions to come back there. In this interview I'm discussing a New Frontiers class mission concept, the Astrobiology eXploration at Enceladus (AXE) with Dr Marshall Seaton from NASA JPL. πͺ Astrobiology eXploration at Enceladus (AXE) https://iopscience.iop.org/article/10.3847/PSJ/acd119 π¦ Support us on Patreon: https://patreon.com/universetoday π S...
Jul 18, 2023β’1 hr 5 min
James Webb recently celebrated its first anniversary at work. What science results did it bring? Why graphs of spectra are as great as the nice pictures? How did JWST change Cosmology? What to expect from the next year of observations? All the answers in this Special Episode. π Dr Jessie Christiansen https://web.ipac.caltech.edu/staff/christia/ π Dr Maggie Lieu https://www.youtube.com/@SpaceMog π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https...
Jul 18, 2023β’46 min
JWST celebrates its first year of operation. The Extremely Large Telescope is half-built. A black hole suddenly roars into life. π¦ The deer story: https://www.patreon.com/posts/shareholders-3-q-85994340 π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:13 Webb Celebrates 1 Year of Operations https://www.universetoday.com/162357/celebrate-a-year-of-jwst-with-this-ludi...
Jul 14, 2023β’18 min
Before finding out what is dark matter we might first need to find what it isn't. In this interview Dr Keir Rogers explains what do we currently know about dark matter, what can we find in the near future and how the upcoming astronomy instruments might help us with all that. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 01:22 What are axions 07:25 How to look for ax...
Jul 08, 2023β’43 min
So much James Webb discoveries. A planet survives after being consumed by a red giant star. Euclid successfully launches. And gravitational lensing gravitational waves. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:15 Big Webb Spies The Big Web https://www.universetoday.com/162267/jwst-sees-the-beginning-of-the-cosmic-web/ 02:53 JWST Finds Dust Reservoirs of Two S...
Jul 07, 2023β’23 min
When does a Lagrange point stop being one? Can we make LIGO even bigger? Do planets change their size over time? Can we build a submarine to go to Titan? What's next for the TRAPPIST-1 system? All this and more in this week's Q&A! π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 01:21 [Tatooine] Gravitational waves from The Great Attractor? 04:57 [Coruscant] Can LIG...
Jul 05, 2023β’31 min
This is an episode of John Michael Godier's show Event Horizon. We explore the extraordinary idea of robo-eels, groundbreaking aquatic automatons designed to unlock the mysteries of water worlds like Enceladus and Europa. Then, we shift gears to discuss NASA's riveting UAP study, exploring unidentified aerial phenomena and their implications for our understanding of the universe. Finally, John and Fraser get into the ever changing realm of Artificial General Intelligence (AGI) and contemplate it...
Jul 02, 2023β’59 min
Gravitational wave background of the Universe. A map of the Milky Way in neutrinos. More new discoveries from JWST. A major update for Starship. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:13 Gravitational Waves Announcement https://www.universetoday.com/162188/after-decades-of-observations-astronomers-have-finally-sensed-the-pervasive-background-hum-of-merging-...
Jul 01, 2023β’22 min
The Vera Rubin Observatory will soon come online. It will be a game-changer for Astronomy. How exactly will it happen and how it will help SETI? We're trying to find the answers with my guest, Dr James Davenport from The University of Washington. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 01:56 How to search for ETs 10:20 What should we be looking for 19:31 Being ...
Jun 27, 2023β’1 hr 2 min
Will LIGO detect gravitational waves when Betelgeuse explodes? Why are scientists so sure about dark matter? Could Betelgeuse become a black hole after it goes supernova? Why is the Oort cloud a sphere, not a disk? What determines the size of Lagrange points? All this and more in this week's Q&A! π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:49 [Tatooine] Why ...
Jun 27, 2023β’36 min
JWST Looks at the Next Planet in the TRAPPIST system. Could we detect colliding supermassive black holes. Hot Jupiters that flew too close to their stars. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Second planet in Trappist-1 system by Webb https://www.universetoday.com/162014/the-suspense-is-killing-us-the-next-planet-in-the-trappist-system-gets-the-jwst-tr...
Jun 23, 2023β’25 min
Supercomputer simulations of the Universe are a huge part of modern astronomy. In this interview with Dr Andrew Pontzen we discuss, how exactly are these simulations done, what's the future of this industry, how it will shape the James Webb era and is it possible that we live in a simulation after all. π Andrew's book "The Universe In a Box": https://www.penguinrandomhouse.com/books/669774/the-universe-in-a-box-by-andrew-pontzen/ π¦ Support us on Patreon: https://patreon.com/universetoday π Su...
Jun 21, 2023β’52 min
Which astronomical events can only be seen with gravitational waves? Is there enough water on the Moon for a permanent colony? Can we use stars other than the Sun as gravitational lenses? Does the present even exist or are we always living in the past? All this and more in this week's Q&A session. π¦ Support us on Patreon: https://patreon.com/universetoday π Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:40 [Tatooine] Whi...
Jun 20, 2023β’37 min
