Universe Today Podcast

We know we live in a cosmic shooting gallery. Who’s got their eyes on the sky, and how will we prevent an asteroid strike if we find a dangerous space rock?

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NASA is working on the most powerful rocket ever built: the Space Launch System. What could it be used for to explore the Solar System?

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In this week’s questions show, Fraser explains how the Apollo astronauts got past the Van Allen Belt, bulking up brown dwarfs, and how to deal with conspiracy theories.

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In this week’s QA, Fraser talks using an asteroid for a space ship, colonizing the whole galaxy, and whether you’ve got dark matter all around you.

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It’s been half a century since humans first set foot on the Moon? Why haven’t we gone back? Will we ever go anywhere interesting in space?

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In this week’s QA, Fraser talks about black holes consuming dark matter, if traveling faster than light moves you backwards in time, and what those big pools under rockets are for.

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We’ve only seen Uranus and Neptune one time up close. There are now some mission ideas in the works that might take us back.

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We know trips in space will take a long time. Can we go to sleep for the journey and then wake up when we arrive?

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In this week’s QA, Fraser talks about how spacecraft deal with orbital debris, the ethics of dismantling planets, the age of life in the Universe. With special guest answerer, Dr. Paul Matt Sutter.

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We’ve now had multiple detections of gravitational waves, opening up a whole new field: gravitational astronomy. We talk about the detections made so far, and how we can see the Universe in a whole new way.

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NASA is planning a mission to get as close as possible as we can to the Sun and reveal its mysteries.

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In this week’s QA, Fraser talks about how aliens might be testing our morality, traveling faster than light to go back in time, and alternatives to the Big Bang Theory.

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Fraser Cain and Isaac Arthur team up again to bring you another epic collaboration. This time, it’s a 2-part series of construction tips from an engineer from a Type 2 Civilization. In this episode, we harvest helium 3, mine the asteroids, and rearrange the Solar System.

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In this week’s QA, Fraser talks about capturing comets, finding Lagrange Points around black holes, and what would happen if you crashed a whole lot of oxygen into the Sun.

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Cosmologists tell us that the Universe is flat. It sure feels like 3-dimensions. What does this even mean, and how do we know it’s true?

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Owning land here on Earth is nice and legal. But what about a plot of land on the Moon or Mars? When can I buy some ice on Europa?

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In this week’s QA, Fraser talks about the Chinese space exploration efforts, rotating space stations with artificial gravity and why he’s always standing in a forest.

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The Big Bang was a tremendous theory, but it had a few problems. In 1980 Alan Guth developed the revolutionary theory of cosmic inflation, and astronomers have been looking for evidence to this day.

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The Sun uses its enormous mass to crush hydrogen into fusion, releasing enormous energy. How long will it be until we’ve got this energy source for Earth?

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In this week’s QA, Fraser proposes ways to destroy the Milky Way, wonders what might happen if a warp drive ship passes through a planet, and how you could keep a galaxy alive forever.

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In a special two part episode, Fraser collaborates with space historian Amy Shira Teitel at Vintage Space to investigate what spaceflight advances could have happened. Amy looks at the lost Apollo Missions, while Fraser talks about Werhner Von Braun’s “Mars Project”.

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We know there’s dark matter, and there are galaxies, but are there galaxies entirely made up of dark matter? Astronomer Sarah Pearson joins Fraser to talk about what’s out there.

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The stars look static in the sky, but are they moving? How fast, and how do we know? What events can make them move faster, and how can humans make them move?

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In this week's QA, Fraser contemplates the horror of advertising in space, setting off nukes to counteract global warming, and what it would be like to go skydiving on Mars.

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In this QA, Fraser wonders how Earth would react if aliens colonized Mars, is it ethical to seed Enceladus with life, and if the total mass of the Universe has changed.

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In this week's QA, Fraser suggests some good locations for a Mass Driver launcher, how the laws of physics would be different in a different universe, and what it would take to throw a supermassive black hole out of its galaxy.

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In this week's questions show, Fraser tries again to explain why the Universe has no center, if there's any evidence for intelligent design, and why we don't have drones exploring other worlds.

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In this week's QA, Fraser answers why antimatter is the perfect fuel source, and why the evidence of ancient civilizations won't entirely be hidden by plate tectonics.

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In this week's question show, Fraser extends the Kardashev Scale one more notch, urges everyone to see the Milky Way before they die, and looks for actual pictures of satellites in space.

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In our newest questions show, we answer your questions about black hole rotation, what stops the Earth from imploding, and why Fraser is part of massive Sputnik coverups.

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In our latest QA, Fraser tackles hiding places from asteroid strikes, merging Earths, and the fastest way we could explore Planet 9. If we ever actually find it.

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This week's question show includes the visible versus the visitable Universe, and why don't black holes increase in mass as virtual particles fall into them? Does the Universe have a preferred spin direction?

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In this week's question show, our viewers want to know why the ISS doesn't rotate, and if you can detect a black hole without an accretion disc. Also, why are we always shooting our videos in a forest?

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