Astronomy Cast
Science

Astronomy Cast

by Fraser Cain and Dr. Pamela Gay

Take a fact-based journey through the cosmos. Tune in to hear weekly discussions on astronomical topics ranging from planets to cosmology. Hosted by Fraser Cain (Universe Today) and Dr. Pamela L. Gay (Planetary Science Institute), this show brings the questions of an avid astronomy lover direct to an astronomer. Together Fraser and Pamela explore what is known and being discovered about the universe around us. Astronomy Cast is supported thru patreon.com/AstronomyCast.

102 episodes
EN language
All Episodes
1
Astronomy Cast Ep. 787: Evolved Stars (They're not dead yet!)
30:30 Mar 23, 2026
2
Astronomy Cast Ep. 786: Wolf-Rayet Stars
34:28 Mar 16, 2026
3
Astronomy Cast Ep. 785: Magnetars
29:56 Mar 9, 2026
4
Astronomy Cast Ep. 784: Pulsar-Powered Science
33:42 Mar 2, 2026
5
Astronomy Cast Ep. 783: Cataclysmic Variable Stars
30:49 Feb 23, 2026
6
Astronomy Cast Ep. 782: Luminous Fast Blue Optical Transients
27:57 Feb 16, 2026
7
Astronomy Cast Ep. 781: Awakening Black Holes
31:52 Feb 9, 2026
8
Astronomy Cast Ep. 780: When Asteroids & Comets Attack!
32:49 Feb 2, 2026
9
Astronomy Cast Ep. 779: Milankovitch Cycles
30:24 Jan 19, 2026
10
Astronomy Cast Ep. 778: Dyson Swarms
36:10 Jan 12, 2026
11
Astronomy Cast Ep. 777: The Eddington Limit
35:33 Jan 5, 2026
12
Astronomy Cast Ep. 776: The Matter - Antimatter Dichotomy
30:30 Dec 29, 2025
13
Astronomy Cast Ep. 775: The Hydrogen 21-cm Line
34:34 Dec 22, 2025
14
Astronomy Cast Ep. 774: How Does Bad Science Happen?
37:14 Dec 8, 2025
15
Astronomy Cast Ep. 773: What Would You Do With $1 Billion For Astronomy?
31:51 Dec 1, 2025
16
Astronomy Cast Ep. 772: 2025 Gift Guide
31:47 Nov 24, 2025
17
Astronomy Cast Ep. 771: Comet Tails
32:32 Nov 17, 2025
18
Ep. 770: The Ethics of Mars Exploration
41:51 Nov 10, 2025
19
Ep. 769: Little Red Dots
30:40 Oct 27, 2025
20
Astronomy Cast Ep. 768: Comets' Unpredictability
31:00 Oct 20, 2025
21
Astronomy Cast Ep. 767: Black Holes in Extreme Circumstances
30:57 Oct 13, 2025
22
Astronomy Cast Ep. 766: How Spacecraft End
30:28 Oct 6, 2025
23
Astronomy Cast Ep. 765: Rockets vs The Environment
35:18 Sep 29, 2025
24
Astronomy Cast Ep. 764: Cleared For Launch!
33:03 Sep 22, 2025
25
Astronomy Cast Ep. 763: Interstellar Comets
30:11 Sep 15, 2025
26
Astronomy Cast Ep. 762: Science in Crisis - NASA's New Budget
48:09 Jul 7, 2025
27
Astronomy Cast Ep. 761: It's Here! The Vera Rubin Observatory
30:31 Jun 30, 2025
28
Astronomy Cast Ep. 760: What to Look For This Summer
28:59 Jun 23, 2025
29
Astronomy Cast Ep. 759: The Commercial Space Program
35:06 Jun 16, 2025
30
Astronomy Cast Ep. 758: Non-Roving Rovers
31:03 Jun 2, 2025
31
Astronomy Cast Ep. 757: CubeSats
33:13 May 26, 2025
32
Astronomy Cast Ep. 756: SphereX
28:21 May 19, 2025
33
Astronomy Cast Ep. 755: Intermediate Mass Black Holes
31:55 May 12, 2025
34
Astronomy Cast Ep. 754: K2-18b
32:51 May 5, 2025
35
Astronomy Cast Ep. 753: Why is the Moon's South Pole So Interesting?
35:33 Apr 28, 2025
36
Astronomy Cast Ep. 752: Should We Go to the Moon or Mars Next?
36:33 Apr 21, 2025
37
Astronomy Cast Ep. 751: Vacuum Energy
33:33 Apr 14, 2025
38
Astronomy Cast Ep. 750: Supernova Early Warning System
26:34 Apr 7, 2025
39
Astronomy Cast Ep. 749: Dark Energy Changing Over Time
32:07 Mar 31, 2025
40
Astronomy Cast Ep. 748: Fast Radio Bursts
28:06 Mar 24, 2025
41
Ep. 747: Rogue Planets
29:06 Mar 17, 2025
42
Astronomy Cast Ep. 746: Dust Storms
28:25 Mar 3, 2025
43
Astronomy Cast Ep. 745: How We Know If Asteroids Will Attack
30:00 Feb 24, 2025
44
Astronomy Cast Ep. 744: Lunar Time
31:29 Feb 17, 2025
45
Astronomy Cast Ep. 743: What Else Can We Learn From Gravitational Waves?
31:36 Feb 10, 2025
46
Astronomy Cast Ep. 742: Atmospheric Gravity Waves
29:37 Feb 3, 2025
47
Astronomy Cast Ep. 741: Technosignatures
36:03 Jan 27, 2025
48
Astronomy Cast Ep. 740: Sneaky Stars!
30:12 Jan 20, 2025
49
Astronomy Cast Ep. 739: Drones!
31:51 Jan 13, 2025
50
Astronomy Cast Ep. 738: Looking Ahead to 2025
28:12 Dec 23, 2024
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