Astronomy Cast

Episodes

Ep. 409: Spin in the Solar System

Apr 11, 2016 | ,

The Solar System is a spinny place. Everything’s turning turning. But if you look closely, there are some pretty strange spins going on. Today we talk about how everything started turning, and the factors that still “impact” them today.

Ep. 408: Universe Cannibalism

Apr 5, 2016 |

We’ve talked about stellar cannibalism and galactic cannibalism, but now it’s time to take this concept to its logical extreme – universe cannibalism. In the multiverse theory of physics we live in just one of a vast range of universes which might interact with each other. Let’s look for the evidence.

Ep. 407: Galactic Cannibalism

Mar 30, 2016 |

Remember when we told you that the Universe is a big place, and anything that can go wrong, inevitably does? Today we talk about what happens when galaxies come together. This is particularly pertinent because our Milky Way will collide with Andromeda in the future!

Ep. 406: Stellar Cannibalism

Mar 14, 2016 |

Most of the time stars hang around for billions of years. But the Universe is a big place, and anything that can go wrong, inevitably does. Today we talk about what happens when these stars come together. The outcome is violent, and fortunately for you, also interesting.

Ep. 405: Method Not Found

Mar 7, 2016 |

Last week we talked about knowledge, what we do and don’t know. This week we talk about questions which are impossible to ask, where the answers don’t actually exist.