Universe Today Podcast

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Episode 406: QA 48: Is Falcon Heavy More Powerful Than Space Shuttle? And More... Mar 09, 2018

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In this week's QA, I compared apples to apples and look at the launch capability of the Falcon Heavy versus the Space Shuttle. The answer may surprise you. We also look at extracting energy from a black hole, and if launching satellites from the Earth's poles will avoid a Kessler Syndrome.

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Episode 405: 344: What Are the Limits of Science? A Conversation with Dr. Paul Sutter Mar 05, 2018

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During our Iceland adventure, I had a chance to sit down with Dr. Paul Sutter and talk about the limits of science. Why a better version of the Planck Mission can't tell us anything else about the cosmic microwave background radiation.

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Episode 404: QA 47: Starter Telescope Advice and More. Featuring Dr. Alan Stern from New Horizons Mar 01, 2018

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In this week's question show, I explain why I'm happy to answer questions, what first telescope people should get, and if we've ever seen a black hole ever. Also, stick around to the end, where Dr. Alan Stern, the principal investigator of New Horizons answers a question about the mission.

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Episode 403: 343: NASA Wants To Bring A Chunk Of Comet Back To Earth. Feb 27, 2018

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NASA is going to decide between a comet sample return mission or a helicopter on Titan. Which mission should it be?

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Episode 402: QA 46 - Why Doesn't NASA Cancel SLS? And more... Featuring Emma Osborne Feb 22, 2018

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In this week's QA, I answer the several related questions about why NASA doesn't just cancel the Space Launch System and give all their money to SpaceX. With special guest answerer Emma Osborne.

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Episode 401: 342: What Has The Curiosity Rover Discovered? Feb 21, 2018

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NASA’s Curiosity Rover has been exploring the surface of Mars for over 5 years now. What has it turned up?

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Episode 400: QA 45: Solving Mysteries At The Speed Of Light? And more... Featuring Dr. Paul Sutter Feb 15, 2018

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In this QA from Iceland, astrophysicist Dr. Paul Sutter steps in to tackle some of the more complicated cosmology and physics based questions from the audience. Did the Big Bang create the matter of the Universe, how close are we do discovering what dark matter is, and more.

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Episode 399: 341: The Rocket Engines Carrying Us to Space. The SLS RS-25 (aka The Space Shuttle Main Engine) Feb 13, 2018

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There are few rockets more iconic than the RS-25, also known as the Space Shuttle main engine. Even though it’s been around in some form since the 1970s, it’s been improved and upgraded several times, making it the most efficient liquid fuel rocket engine going today. And now the RS-25 is going to see a new chapter in its history, working to carry NASA’s new Space Launch System back to deep space, beyond Earth orbit.

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Episode 398: QA 44: Am I Ruining Sci-Fi? and more Feb 06, 2018

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In this week's questions show, I talk about being wrong, why I'm such a buzz kill to sci-fi, and what I'd launch on a Falcon Heavy.

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Episode 397: 340: What Is The Flyby Anomaly? Why Spacecraft Aren't Where They're Supposed to Be Feb 05, 2018

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You might have heard of the recently solved Pioneer anomaly. But what about the flyby anomaly? The unexpected velocity change that happens during gravitational slingshots.

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