AaS! 238: What Makes the Sun's Corona So Dang Hot?
How can the solar corona be hotter than the surface? What has the Parker Solar probe learned so far? What do magnetic fields have to do with all this? I discuss these questions and more in today's Ask...
17 Dec 202433min
AaS! 237: Could Any Supernova Harm the Earth?
Are we "in range" of any potential supernovae? Has the Earth ever been hit in the past? And what about gamma-ray bursts from across the galaxy, are we safe from those? I discuss these questions and mo...
3 Dec 202430min
AaS! 236: How Exactly Do Black Holes Merge?
How do black holes get close enough to merge? What causes them to emit gravitational waves, and where do the waves come from? What does the merger process look like? I discuss these questions and more...
19 Nov 202433min
AaS! 235: Is it Time to Redefine the Planet?
How did Pluto get demoted? What makes a planet a planet anyway? Why do we now have so many different kinds of planets, and should we make things simpler? I discuss these questions and more in today's ...
5 Nov 202436min
AaS! 234: How Could We Turn the Sun into a Telescope?
How do gravitational lenses work? Where would a spacecraft need to be to use the Sun's gravity as a telescope? What could we learn about exoplanets with this on weird trick? I discuss these questions ...
15 Okt 202433min
AaS! 233: Why Do We Care About Methane on Mars?
What's behind the Martian Methane Mystery? Is it a sign of life, or just some strange chemical process? Or are we just fooling ourselves? I discuss these questions and more in today's Ask a Spaceman! ...
1 Okt 202432min
AaS! 232: Is Space Tourism a Good Idea?
Why are private space companies pushing tourism? Is there a future for tourism in space? Is this an overall good thing for space exploration, or just a distraction? I discuss these questions and more ...
17 Sep 202430min
AaS! 231: What Made the Local Bubble?
Where do we live within the galaxy? What shapes the local bubble? How long will we be inside it? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/...
3 Sep 202429min
