alpha-CentauriSesong 4Sesong 4Sesongnummer4Season name—BilderPlakat#BildeTittelSendt1How does one measure distances in space? Part 27. jan. 20012Is there a 10th planet?21. jan. 20013How old is the Earth?4. feb. 20014How does one measure distances in space? Part 318. feb. 20015What is time?4. mars 20016What is an atomic nucleus?4. mars 20017What is cyclosophy?1. apr. 20018Why is Uranus lying on its side?15. apr. 20019What are binary stars?29. apr. 200110What is the background radiation13. mai 200111Do Black Holes fuse?27. mai 200112What is simultaneousness?10. juni 200113Where do we know all this from?24. juni 200114Is space empty?8. juli 200115Is the Earth's magnetic field about to dissolve?22. juli 200116What are solar winds?5. aug. 200117What does the future of the universe look like?19. aug. 200118Where do the asteroids come from?2. sep. 200119How cold is it in the universe?16. sep. 200120Are there extraterrestrials?30. sep. 200121What was before the Big Bang?14. okt. 200122Where was the Big Bang?28. okt. 200123Why do ice ages happen?11. nov. 200124Is astronomy without telescope possible?25. nov. 200125Are the natural laws random?9. des. 200126What are wormholes?23. des. 2001