May 26, 2025
Astronomy Cast Ep. 757: CubeSats
By Fraser Cain & Dr. Pamela Gay
Streamed live on May 19, 2025.
Computers are getting smaller, faster and more capable, which has enabled an entirely mew class of satellites: CubeSats. A mission small enough that you can hold it in your hands, and yet powerful enough to even travel to...
May 19, 2025
Astronomy Cast Ep. 756: SphereX
By Fraser Cain & Dr. Pamela Gay
Streamed live on May 12, 2025.
NASA’s newly launched SphereX mission is up & operational and has completed its initial checkout and “first light”. Everything looks good! And now it’s starting its science operations. And that’s good enough for...
May 12, 2025
Astronomy Cast Ep. 755: Intermediate Mass Black Holes
By Fraser Cain & Dr. Pamela Gay
Streamed live on May 5, 2025.
Hosted by: Fraser Cain and Dr. Pamela L. Gay.
There are stellar-mass and supermassive black holes. But very little evidence of anything in between. Where are all the intermediate-mass black holes that...
May 5, 2025
Astronomy Cast Ep. 754: K2-18b
By Fraser Cain & Dr. Pamela Gay
Streamed live on Apr 28, 2025.
You’ve heard the news! Astronomers are reporting the discovery of biosignatures at K2-18b. Is this proof of life or should we all be more skeptical? It's in the news and people are claiming aliens... but is it aliens? Let's...