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Jul 10th: The Spooky Popcorn

By on July 10, 2020 in
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Join us today as we talk about the first exposed planetary core ever discovered. We examine research that neutrinos may come from supermassive black holes. We look at the filaments found in the halo of galaxy cluster Abell 2255. And we find out that LIGO’s mirrors can vibrate due to quantum noise.

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Jul 9th: That’s a Big Black Hole!

By on July 9, 2020 in
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The biggest black hole ever seen?
What’s the difference between planets and stars? Are particles inside of spacetime? Why can’t we communicate faster than light? @PaulMattSutter will discuss this topic at #365DaysOfAstro

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Jul 8th: Andromeda Nebula and the Great Island-Universe Debate.

By on July 8, 2020 in
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At the close of the nineteenth century the universe was seen as finite and static. It was composed of one galaxy the Milky Way and Andromeda was merely a nebula attached to it. Yet the work of Henrietta Leavitt and Edwin Hubble challenged this idea. This podcast looks at how the study of Andromeda in the early twentieth century transformed astronomy’s vision of the universe into one that saw it as but one of many galaxies along with the Milky Way in an infinite and growing universe.

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Jul 7th: What’s So Cool About the TRAPPIST-1 System?

By on July 7, 2020 in
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Why is the TRAPPIST-1 system so fascinating? Is it really habitable? How are we figuring all this out? I discuss these questions and more in today’s Ask a Spaceman!

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Jul 6th: Craters

By on July 6, 2020 in
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When you think of the Moon, you think of craters. Here you go, the week we drove the show into a crater. Wait… there’s got to be a better way to describe this.

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