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Paul M. Sutter

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Ask a Spaceman! Episode Archive


Ask a Spaceman!

You've got questions and astrophysicist Paul Sutter has the answers - every episode you will come closer to COMPLETE KNOWLEDGE OF TIME AND SPACE!

AaS! 270: Is the Universe…Defective?

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AaS! 270: Is the Universe…Defective?

April 21, 2026

What did the universe do to make so many defects? What happens when they get trapped? And could they be hiding right in front of our noses?

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AaS! 269: Why Are Interstellar Objects So Weird?

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AaS! 269: Why Are Interstellar Objects So Weird?

April 7, 2026

What makes the interstellar comet 3I/Atlas so weird? Why are we finding so many interstellar visitors recently? How are they made, and where do they come from?

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AaS! 268: What are Little Red Dots?

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AaS! 268: What are Little Red Dots?

March 17, 2026

What do we find when we push the James Webb Space Telescope to its limits? Are Little Red Dots newborn galaxies or old black holes? What are they teaching us about the early universe?

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AaS! 267: Is the Universe Older than We Think?

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AaS! 267: Is the Universe Older than We Think?

March 3, 2026

How can anyone agree on the age of the universe? And how can we be so confident if it’s all just a bunch of models? What if the universe is extra lumpy, does that change anything?

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AaS! 266: Is the Universe Made of Math?

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AaS! 266: Is the Universe Made of Math?

February 17, 2026

Why is math so effective at describing the universe? What is reality is made of math? What does it mean for us to be conscious beings in a mathematical structure?

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