Apr 6, 2020
564: Mini Moons
Astronomy Cast 564: Mini Moons
by Fraser Cain & Dr. Pamela Gay
Last month astronomers announced that they had detected a tiny asteroid that had been captured by the Earth's gravity well and had been sharing our orbit for a few years. Today, let's talk about the smallest moons in the Solar System.
Mar 30, 2020
563: White Dwarf Mergers
Astronomy Cast 563: White Dwarf Mergers
by Fraser Cain & Dr. Pamela Gay
White dwarfs are usually about 60% the mass of the Sun, so it was a bit of a surprise when astronomers found one that was almost exactly twice that. What happens when white...
Mar 23, 2020
562: Dealing with COVID-19 and the Changes it will Bring
Astronomy Cast 562: Dealing with COVID-19 and the Changes it will Bring
by Fraser Cain & Dr. Pamela Gay
Pamela and Fraser discuss the implications of COVID-19 and it's changes on the world, and what we all can do during this time.
Mar 6, 2020
561: Remembering Katherine Johnson
Astronomy Cast 561: Remembering Katherine Johnson
by Fraser Cain & Dr. Pamela Gay
We lost a bright star here on planet Earth last week. NASA mathematician Katherine Johnson passed away at the age of 101, after an incredible career of helping humans land on the Moon. If you saw the...
Feb 24, 2020
560: Betelgeuse
Astronomy Cast 560: Betelgeuse
by Fraser Cain & Dr. Pamela Gay
You might be surprised to hear that we've never done an episode of Astronomy Cast featuring Betelgeuse. Well, good news, this is that episode. Let's talk about the star, why it might be dimming, and what could happen if it explodes as a...