Nov 25, 2019
548: Stellar nucleosynthesis revisited: In stellar cores & atmospheres
Astronomy Cast 548: Stellar nucleosynthesis revisited: In stellar cores & atmospheres
by Fraser Cain & Dr. Pamela Gay
The Universe started out with hydrogen and helium and a few other elements, but all around us, there are other, more...
Nov 18, 2019
547: Why Astronomy Still Needs Humans
Astronomy Cast 547: Why Astronomy Still Needs Humans
by Fraser Cain & Dr. Pamela Gay
Few sciences have been able to take advantage of the power of computers like astronomy. But with all this computing power, you might be surprised to learn how important a role humans still play in...
Nov 11, 2019
546: Weird Issues: Planetary Migration
Astronomy Cast 546: Weird Issues: Planetary Migration
by Fraser Cain & Dr. Pamela Gay
Before we discovered other planets, our Solar System seemed like a perfectly reasonable template for everywhere. But now we see massive planets close to their stars, which leads you to...
Nov 5, 2019
545: Weird Issues: Are comets asteroids or are asteroids comets?
Astronomy Cast 545: Weird Issues: Are comets asteroids or are asteroids comets?
by Fraser Cain & Dr. Pamela Gay
Things used to be so simple. Comets were snowballs from the outer Solar System, and asteroids were rocks from the inner Solar System. But now...