May 31, 2021
Astronomy Cast Ep. 607: InSight and Earthquakes
by Fraser Cain & Dr. Pamela Gay
Mars is cold and dead today, but the massive volcanoes tell us what the planet used to be like, millions and even billions of years ago. But how volcanically active is the planet today? That's what NASA's Mars InSight lander is there...
May 24, 2021
Astronomy Cast Ep. 606 - Time Dilation: Skipping Thru Time
by Fraser Cain & Dr. Pamela Gay
Have you ever wanted to be a time traveler? Well, good news! You're time traveling right now. Into the future at one second per second. Taking too long? Don't want to wait? Good news, Einstein's got you covered. Today, let's talk...
May 17, 2021
Astronomy Cast Ep. 605: Sounding Rockets
by Fraser Cain & Dr. Pamela Gay
Last week we talked about balloon-based astronomy. This week we're gonna talk about putting telescopes on rockets and making observations mid flight. Welcome to the wild world of sounding rockets.
May 10, 2021
Astronomy Cast Ep. 604: Balloon Astronomy
by Fraser Cain & Dr. Pamela Gay
So when you think about the world's observatories, I'm sure you're imagining huge telescopes perched atop mountain peaks or space telescopes like Hubble. But you might be surprised to learn that some telescopes are carried high into the...
May 3, 2021
Astronomy Cast Ep. 603: New Colors of the Radio Spectrum
by Fraser Cain & Dr. Pamela Gay
Last week we talked about how new telescopes and techniques are allowing astronomers to explore the shortest wavelengths of light. This week we go to the other end of the electromagnetic spectrum and explore the longer radio waves...