astronomical society
Below are the episodes of the Jodcast (or segments) which match the keyword astronomical society. You can continue searching by going back to the tag cloud.
- Ask an astronomer - gravity, colliding galaxies and becoming an astronomer - May 2008 Extra (MP3)
Nick puts listener questions to Dr Tim O'Brien. Mark asks why, if the supermassive blackhole at the centre of our galaxy is so massive, do the planets orbit the Sun rather than that blackhole. Chris Revvy asks why galaxies can collide if the universe originated from one point in the big bang and is expanding. Finally, Malcolm Powell asks how people get into astronomy as amateurs or professionals.
