Astronomy Cast
Podcast: Orbit
When an object is orbiting the Earth, it’s really falling. The trick, described in the Hitchhiker’s Guide to the Galaxy,…
Podcast: Io
[/caption] If you want to see one of the strangest places in the Solar System, look no further than Io,…
Podcast: Einstein Was Right
At least once a week we get an email claiming that Einstein was wrong. Well you know what, Einstein was…
Astronomy Cast Ep. 235: Einstein
What can we say about Einstein? Albert Einstein! Lots, actually. In this show we’re going to talk about the most…
Strange Stuff in Space: Astronomy Cast at Dragon*Con 2011
This is an impromptu episode of Astronomy Cast that was recorded during Dragon*Con 2011. Pamela was scheduled to speak with…
Astronomy Cast Ep. 234: Lunar Phases
The Moon is a stark reminder that we actually live in a Universe filled with stars and planets and moons.…
Astronomy Cast Ep. 232: Galileo Spacecraft
In our last thrilling cliff hanger, we talked about astronomer superhero Galileo Galilei. Will a mission be named after him?…
Astronomy Cast Ep. 230: Christiaan Huygens
And now we finish our trilogy of Saturnian astronomers and missions with a look at the Dutch astronomer and mathematician,…
Astronomy Cast Ep. 229: The Cassini Mission
Last week we talked about the Italian astronomer Giovanni Cassini. This week we’ll talk about the mission that shares his…
Astronomy Cast Ep. 215: Light Echoes
Just as sound can echo off distant objects, light can echo too. And the echoes of light bouncing off stellar…