AaS! 175: Should We Be Afraid of the Dipole Repeller?
Ask a Spaceman!3 Maj 2022

AaS! 175: Should We Be Afraid of the Dipole Repeller?

What is the dipole repeller? Why is it a dipole? What is it repelling? What is the Bootes Void and how is it connected to dark energy? I discuss these questions and more in today's Ask a Spaceman!

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Thanks to Cathy Rinella for editing.

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

Avsnitt(273)

AaS! 155: Who's Going To Clean Up All That Space Junk?

AaS! 155: Who's Going To Clean Up All That Space Junk?

How did so much junk get up in space? How can we clean it up? How is it making light pollution worse? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon...

6 Juli 202138min

AaS! 154: Is There REALLY a Crisis in Cosmology?

AaS! 154: Is There REALLY a Crisis in Cosmology?

How do we measure the age of the universe? Why are different methods giving different results? How do we solve this problem? I discuss these questions and more in today's Ask a Spaceman! Support the s...

15 Juni 202137min

AaS! 153: What is a Black Hole Firewall, and Do They Really Exist??

AaS! 153: What is a Black Hole Firewall, and Do They Really Exist??

What is a black hole firewall? How does it solve some paradoxes when it comes to black holes? Do the firewalls actually exist? I discuss these questions and more in today's Ask a Spaceman! Support the...

1 Juni 202138min

AaS! 152: Could We Really Terraform Mars?

AaS! 152: Could We Really Terraform Mars?

What killed Mars billions of years ago? How can we kickstart a warming trend to transform Mars to look like Earth? What kind of technology do we need, and how well will it work? I discuss these questi...

18 Maj 202136min

AaS! 151: How Do Quantum Computers Work?

AaS! 151: How Do Quantum Computers Work?

What makes quantum computers so powerful? What kinds of problems can they solve? How do we actually build one? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://ww...

4 Maj 202141min

AaS! 150: Why Don't Neutrinos Make Any Sense?

AaS! 150: Why Don't Neutrinos Make Any Sense?

How did we discover neutrinos? What don't they make any sense? Why do they have mass, and how do they change their identities? I discuss these questions and more in today's Ask a Spaceman! Support the...

20 Apr 202141min

AaS! 149: Is the Universe a Fractal?

AaS! 149: Is the Universe a Fractal?

Is our universe a fractal? How do we test this? Are there any places in the universe that look like fractals? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www...

6 Apr 202131min

AaS! 148: What's Outside the Universe?

AaS! 148: What's Outside the Universe?

What is the meaning of the horizon of the universe? Is the Earth in a special place? What's the "dark flow"? Can this explain dark energy? Why don't we believe it anymore? I discuss these questions an...

16 Mars 202135min

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