AaS! 195: How Cold Can Space Get?
Ask a Spaceman!7 Mar 2023

AaS! 195: How Cold Can Space Get?

What's the temperature of deep space? Can it get any colder than that? How do we even define temperature when there's nothing around? I discuss these questions and more in today's Ask a Spaceman!

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Thanks to Cathy Rinella for editing.

Hosted by Paul M. Sutter, astrophysicist and the one and only Agent to the Stars (http://www.pmsutter.com).

Episoder(274)

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AaS! 19: How Do Planets Get Magnetic Fields?

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3 Nov 201531min

AaS! 18: Is the Universe Dying?

AaS! 18: Is the Universe Dying?

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20 Okt 201542min

AaS! 17: What Banged the Big Bang?

AaS! 17: What Banged the Big Bang?

What's the history of the universe? What is the big bang? What came before? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter All episode...

6 Okt 201548min

AaS! 16: How Do Spiral Galaxies Form?

AaS! 16: How Do Spiral Galaxies Form?

How do spiral galaxies form? How do galaxies form in the first place, anyway? What's so special about spirals that make them look so cool? I discuss these questions and more in today's Ask a Spaceman!...

15 Sep 201535min

AaS! 15: Will We Colonize Mars?

AaS! 15: Will We Colonize Mars?

Will we ever actually colonize Mars? Why is it so hard to get to space? What are the challenges specific to Mars? I discuss these questions and more in today's Ask a Spaceman! Support the show: http:/...

1 Sep 201545min

AaS! 14: What is Spacetime? (Part 2)

AaS! 14: What is Spacetime? (Part 2)

How are space and time related? How long would it take to travel the Milky Way? What other tricks can you play with Special Relativity? I discuss these questions and more in today's Ask a Spaceman! Su...

18 Aug 201535min

AaS! 14: What Is Spacetime? (Part 1)

AaS! 14: What Is Spacetime? (Part 1)

What is spacetime? What was the breakthrough idea that led Einstein to develop Special Relativity? Who was right: Newton or Maxwell? I discuss these questions and more in today's Ask a Spaceman! Suppo...

4 Aug 201540min

AaS! 13: What the Heck Is a Magnetar?

AaS! 13: What the Heck Is a Magnetar?

What's the difference between a neutron star and a magnetar? How do you make a neutron star? How do they get so magnetic? I discuss these questions and more in today's Ask a Spaceman! Support the show...

21 Jul 201532min

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