Astronomy Cast
Astronomy Cast Ep. 202: The Planets at Gliese 581
With the discovery of a planet in the habitability zone of Gliese 581, the chances of finding life on other…
Astronomy Cast Ep. 201: Titan
Titan is Saturn’s largest moon, and the second largest moon in the Solar System. It’s unique in the Solar System…
Astronomy Cast Ep. 200: The Mariner Program
Congratulations to Fraser Cain and Dr. Pamela Gay on Astronomy Cast podcast #200! This week's podcast is about the Mariner…
Astronomy Cast Ep. 199: The Voyager Program
Launched in 1977, the twin Voyager spacecraft were sent to explore the outer planets: Jupiter, Saturn, Uranus and Neptune. Because…
Astronomy Cast Ep. 198: How is a Space Mission Chosen?
Space missions are expensive to build and launch, so there’s a lot of planning that goes into choosing exactly what’s…
Astronomy Cast Live from Dragon*Con 2010
In this special live Dragon*Con 2010 episode of Astronomy Cast we welcomed special guest Les Johnson, Deputy Manager for NASA’s…
Astronomy Cast Ep. 195: Planetary Rings
Saturn is best known for its rings. This huge and beautiful ring system is easy to spot in even the…
Astronomy Cast Ep. 188: The Future of Astronomy
We spent 5 episodes telling the story of astronomy so far, how we got from the work of the Babylonians…
Astronomy Cast Ep. 187: History of Astronomy Part 5; The 20th Century
Many of the modern ideas in astronomy happened in just the 20th century: dark matter, the Big Bang, inflation, quasars,…
Astronomy Cast Ep. 186: History of Astronomy, Part 4: The Beginning of Modern Astronomy
With our proper place in the Universe worked out, and some powerful telescopes to probe the cosmos, astronomers started making…