Publisher of Universe Today
Fraser Cain's Hosted Episodes
Fraser Cain has hosted 1238 Episodes.
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November 13th, 2023
The so-called Crisis in Cosmology didn't go anywhere. Different methods are giving different values for the Hubble Constant creating one of the most interesting mysteries in Astronomy. What possible solutions do we have? Discussing them with Dr Sunny Vagnozzi.
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November 10th, 2023
Lucy made an incredible discovery. One of the strangest exoplanetary systems ever seen. Understanding the Universe with slime mold. And the most powerful ion engine passes the test.
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November 9th, 2023
You asked for it, so it's here. A big interview about a proposed mission called LIFE that could help us revolutionise planet hunting. My guest is Dr Daniel Angerhausen from EHT Zurich.
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November 7th, 2023
How do we know that Psyche is a metal asteroid? Did primordial gravitational waves stretch when inflation happened? When do we finally get more Trappist-1 data from JWST? Can a dead star possibly reignite?
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November 3rd, 2023
A new system found with 7 Earth and Super-Earth Sized planet, the remains of another planet inside the Earth, and it’s time to replace your wallpaper again with this new image of the Crab Nebula from JWST.
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October 31st, 2023
Plate tectonics might be the key to why Venus had become the hell it is right now. Some think that it just never had it. But recent studies suggest that Venus did have plate tectonics at the same time Earth did. Why is it important? Figuring it out with Dr Matt Weller.
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October 31st, 2023
Could another Big Bang happen in our existing Universe? Is dark matter theory falsifiable? Should we allow AI to control spacecraft? How many things can you put in a Lagrange point? Answering all these questions and more in this week's Q&A.
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October 30th, 2023
We got two images of supermassive black hole with the Event Horizon Telescope. But can we make it better? How can we take the telescope to the next level and resolve a photon ring of a black hole? Finding out with Ben Hudson, System Engineer from KISPE Space.
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October 27th, 2023
Three stars mysteriously vanished. So much JWST news. Hundreds of volcanoes on Io. Starship is ready to fly again.
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October 26th, 2023
Are we alone in the Universe? How can we approach this question with a real scientific perspective? What would life even look like if it existed somewhere? Answering all these questions and more with Dr Adam Frank.
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October 24th, 2023
Can you reconstruct an image that was gravitationally lensed? How dark can outer space become? Will we ever be able to mine an asteroid? Answering all these questions and much more in this week's Q&A.
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October 23rd, 2023
Red Dwarfs will be the longest living stars in the Universe. Many of them have planetary systems, like the famous Trappist-1. But there is a big problem, as red dwarfs can emit mega-flares which could render planets uninhabitable. Finding out, if there is any hope for finding life and how can we study red dwarfs better with Dr Ward Howard.
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October 20th, 2023
See the latest solar eclipse from space. A future supercontinent will wipe out the mammals. Juno makes a close flyby of Io. A planet with clouds made of sand.
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October 19th, 2023
Dark matter is one of the most exciting mysteries in Astronomy. We can see its effects but we don't know what exactly it is. One of the proposed solutions is dark photons. What are they and what do we need to find them? Finding the answers with Nicholas Hunt-Smith.
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October 17th, 2023
How can we know that a star is about to go supernova? Can we create a pet black hole in our Solar System? What if all our star data is just wrong? How common are red dwarf binaries? Answering all these questions and more in this week's Q&A.
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October 16th, 2023
Which things can go faster than light and what does it mean for Physics. Can quantum entanglement provide interstellar communication. Why NASA didn't believe in websites during the early internet era. How should scientists approach controversial ideas. Answering all these questions with Dr Robert Nemiroff.