Episodes
Some good environmental news, the Roman Space Telescope gets its mirror, astronomers defy the zone of avoidance, and moving stars halfway across the Milky Way πŸ“Έ New Zealand Astrophotography Competition: https://www.universetoday.com/169293/our-breathtaking-cosmos-new-zealand-astrophotography-winners-announced/ πŸ¦„ Support us on Patreon: https://patreon.com/universetoday 00:00 Intro 00:14 Good...
Published 11/15/24
Published 11/15/24
πŸ¦„ Support us on Patreon: https://patreon.com/universetoday 🟣 Guest: Dr. Sebastian Rabien https://www.mpe.mpg.de/person/18090/2169 πŸ“œ Membrane Space Telescope: Active Surface Control with Radiative Adaptive Optics https://arxiv.org/pdf/2410.07741 00:00 Intro 02:27 Adaptive optics in space 05:17 Membrane-based telescopes 22:48 Taking membrane telescopes to space 32:54 A practical next step 34:02 Questions from patrons 36:54 Working with ELT 44:30 More interviews πŸ“Ί VIDEO...
Published 11/14/24
πŸ¦„ Support us on Patreon: https://patreon.com/universetoday How fast can the Earth spin before it starts tearing itself apart? Should we be worried about samples from Mars contaminating Earth? Why don't space agencies use standardized platforms for their missions to save costs? 00:00 Start 01:05 How fast can the Earth spin not to tear apart? 05:19 Is bringing samples from space objects dangerous? 09:56 Can we make space probes standard? 14:34 Why is it so hard to go to other star...
Published 11/12/24
Another Starship flight is right around the corner, how to make space telescopes insanely thin, a black hole feeding faster than it should, and plans to build your own radio telescope πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:13 Starship IFT-6 Launch Date 03:27 Satellite surviving a collision 05:12 Ultra-thin space telescopes 07:42 Aftermath of a...
Published 11/08/24
πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:27 [Alaris] How loud was the Big Bang? 04:06 [Ardena] Can black holes become neutron stars again? 07:35 [Asuria] Why send missions to Europa, not Enceladus? 12:17 [Belote] Will humans feel weird on a planet spinning opposite to Earth? 13:33 [Belsa] Did we see globular clusters gain or lose stars? 15:40...
Published 11/05/24
Is this Event Horizon image accurate? Webb scans Vega for planets, another problem with Voyager 1, and a supernova space dandelion. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:13 Retake for the Sgr A image? https://www.universetoday.com/169025/the-milky-ways-supermassive-black-hole-photo-might-need-a-retake/ 02:32 Scanning Vega for...
Published 11/01/24
How hard can it be to retrieve a sample from Europa? How strong are the winds on Titan? What are the differences between different types of time dilation? Will Starship have landing legs? Answering all these questions and more in this week's Q&A show. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:29 [Alaris] What are the weird rocket noises? 04:54...
Published 10/29/24
What comes after the International Space Station, first results from Euclid, there’s hope for the TRAPPIST-1 planets, and a triple star system with a black hole. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Vast Heaven-2 https://www.vastspace.com/haven-2 03:38 First results from...
Published 10/25/24
We know that stars start with a cloud of gas and then turn into a glowing ball. But how exactly does this process happen? How do stars turn on? Astronomers have been using JWST to find out. 🟣 Guest: Adam Rubinstein πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 02:39 Young stars 11:55 Going from not-a-star to a star 14:22 JWST data 33:51 Working with...
Published 10/23/24
Can there be Dark Energy detectors? When will Sgr A start shrinking? Should the Prime Directive apply to Mars? Can we bring a proper observatory in space? Answering all these questions and more in this week's Q&A show. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:29 [Alaris] What about Dark Energy detectors? 08:40 [Ardena] Why don't we see different...
Published 10/22/24
Starship takes its fifth test flight, Europa Clipper launches successfully, China’s science plans from now until 2050, and Jupiter’s jiggly Great Red Spot. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Starship IFT-5 03:11 Europa Clipper launch 06:41 Uranus seen from both sides 08:41 China's space plans 11:06 Jiggling Great Red Spot 13:08 Vote...
Published 10/18/24
What's the best way to do science communication? Will Jupiter expand when the Sun dies? How would aliens experience their environment? Can New Horizons get new targets in future? Answering all these questions and more in this week's Overtime Q&A. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:59 How can Hawking radiation escape a black hole? 03:47 Will...
Published 10/16/24
SpaceX caught Super Heavy with Mechazilla. Starship survived re-entry and did a precise landing in the ocean. How did they do that? What does it mean for SpaceX? What to expect from IFT-6 now? πŸ“Ί Scott Manley: https://www.youtube.com/@scottmanley πŸ“Ί Marcus House: https://www.youtube.com/@MarcusHouse πŸš€ IFT-4 Analysis: https://youtu.be/ecMlV4W_CLU πŸš€ IFT-3 Analysis: https://youtu.be/EVic941kQ44 πŸš€ IFT-2 Analysis: https://youtu.be/ReXZvXPak4U πŸš€ IFT-1 Analysis:...
Published 10/16/24
A new spacecraft is going to look at the aftermath from the DART mission, the Milky Way is part of a much, much larger structure, an early galaxy that’s similar to the Milky Way, and Starship test flight five could be just around the corner. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:16 Nancy Grace Roman tests 02:09 Hera mission launched 04:02 Milky...
Published 10/11/24
How old is the Universe? Why do no missions go to Mars' ice poles? What does X-37B actually do? Why not abandon the SLS? Can Starship solve the problems Starlinks create? Answering all these questions and more in this week's Q&A. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:39 [Alaris] How old is the Universe? 08:12 [Ardena] Why do no missions go to...
Published 10/08/24
Planets at Bernard’s Star, Chinese lunar spacesuits, Voyager 2 Has to power down one of its instruments, and a comet seen from space. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:12 Planets found around the Barnard's star 02:13 Asymmetrical exoplanet 03:26 Crew Dragon's propulsive landing 04:29 Views from Polaris Dawn 05:11 China's new lunar...
Published 10/03/24
What are the limits for the telescopes of the future? Can you play disk golf on Mars or the Moon? Will all galaxies eventually fade away? When will we launch Voyagers v2.0? Answering all these questions and more in this week's Q&A. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:27 [Alaris] What are the limits for future telescopes? 06:47 [Ardena] Can...
Published 10/01/24
Those aren’t Dyson Spheres they’re hotDOGs, the best gravitational lens in the Universe, new Starlinks are really bright in the radio, and SpaceX recovers its SuperHeavy. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 HotDOGs, Not Dyson Spheres https://www.universetoday.com/168678/those-arent-dyson-spheres-theyre-hotdogs/ 03:27 Best gravitational...
Published 09/27/24
Are we alone in the Universe? Probably, one of the most important questions one can ask. So, how are we currently trying to answer it and what happens when we finally do? πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 01:24 Searching for extraterrestrial life 19:35 Agnostic methods of searching for life 26:20 What happens if we find life 29:38 Life as we...
Published 09/25/24
What happens if astronauts throw stuff from orbit? Can we travel through a black hole? What is our Sun's place in the Milky Way? How can human spaceflight become profitable? Answering all these questions and more in this week's Q&A show. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:34 [Alaris] What is the place of our Sun in the Milky Way? 05:00...
Published 09/24/24
Could we repair missions like JWST and Gaia? Polaris Dawn returns to Earth, did Earth once have rings? and a peanut-shaped asteroid just drifted past Earth. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:16 Repairing missions at L2 https://www.universetoday.com/168584/there-could-be-a-way-to-fix-spacecraft-at-l2-like-webb-and-gaia/ 03:10 Polaris Dawn...
Published 09/20/24
This is an unusual interview for my channel. It's mostly about AI, our current developments and the threats it poses to us. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 01:51 Arrival of LLMs 06:30 Alignment of AI 17:35 Existential dangers 18:58 The Pause AI movement 23:47 Safety 32:42 Wake-up calls and red lines 39:12 Possible response 41:43 AI as part of...
Published 09/18/24
What's the maximum speed you can get from a gravity assist? Can we have a double gravitational lens? What do you need to do to a phone to sent it to space? Answering all these questions and more in this week's Q&A show. πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:25 [Alaris] Can phones survive in space? 06:10 [Ardena] Asteroid vs meteorite 07:27...
Published 09/17/24
Polaris Dawn launches and completes the first private spacewalk, the surface of a giant star is resolved with incredible detail, Starliner comes home empty, and amazing new images of Mercury from BepiColumbo. 🌞 Asteroseismology interview: https://youtu.be/pfbo4Ffzf9I πŸ¦„ Support us on Patreon: https://patreon.com/universetoday πŸ“š Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:16 First ever spacewalk 02:30 A star...
Published 09/13/24