alpha-CentauriSeason 5Season 5Season number5Season name—ArtworkPoster#ImageTitleAired1Quo vadis astronomy?Jan 6, 20022Do black holes move through space?Jan 20, 20023What are tachyons?Feb 3, 20024What is dark energy?Feb 17, 20025What are globular clusters?Mar 3, 20026Can light get tired?Mar 17, 20027Is it advisable to buy a house on Mallorca?Mar 31, 20028Why is the Earth warm?Apr 14, 20029What is the uncertainty principle?Apr 28, 200210How does ice in the cosmos come to be?May 12, 200211What is infinity?May 26, 200212What is the relevance of the uncertainty principle?Jun 9, 200213What is a micro quasar?Jun 23, 200214What is a red giant?Jul 7, 200215The 100th show: Can physics explain the world?Jul 21, 200216Where does our water come from?Aug 4, 200217What are we supposed to do on Mars?Aug 18, 200218Is the universe symmetrical?Sep 1, 200219Is there life on Europa?Sep 15, 200220Was the lunar landing real?Sep 29, 200221What are neutrinos?Oct 13, 200222Is water magical?Oct 27, 200223What is energy?Nov 10, 200224What is radioactivity?Nov 24, 200225What is light?Dec 8, 200226What are quark stars?Dec 22, 2002