341: The 45th Lunar and Planetary Society Conference, with Alessondra Springmann

This week we continue the story of galaxy formation, learning how groups of galaxies come together to form the biggest structures around – galaxy superclusters. And when you look at the Universe at th...

11 Helmi 201027min

AstronomyCast 172: William Herschel

10 Helmi 201029min

AstronomyCast 171: Solar System Movements & Positions

10 Helmi 201036min

AstronomyCast 170: Coordinate Systems

2 Helmi 201035min

AstronomyCast 169: The Fermi Mission

1 Helmi 201031min

26 Tammi 201032min

We finally get organized enough deal with several listener questions: isn�t dark matter just regular stuff we can�t see? how can parts of the Universe be expanding faster than the speed of light? ...

18 Joulu 200629min