alpha-CentauriСезон 4Сезон 4Номер на сезона4Season name—ИзображенияПлакат#ИзображениеЗаглавиеИзлъчено1How does one measure distances in space? Part 27.01.2001 г.2Is there a 10th planet?21.01.2001 г.3How old is the Earth?4.02.2001 г.4How does one measure distances in space? Part 318.02.2001 г.5What is time?4.03.2001 г.6What is an atomic nucleus?4.03.2001 г.7What is cyclosophy?1.04.2001 г.8Why is Uranus lying on its side?15.04.2001 г.9What are binary stars?29.04.2001 г.10What is the background radiation13.05.2001 г.11Do Black Holes fuse?27.05.2001 г.12What is simultaneousness?10.06.2001 г.13Where do we know all this from?24.06.2001 г.14Is space empty?8.07.2001 г.15Is the Earth's magnetic field about to dissolve?22.07.2001 г.16What are solar winds?5.08.2001 г.17What does the future of the universe look like?19.08.2001 г.18Where do the asteroids come from?2.09.2001 г.19How cold is it in the universe?16.09.2001 г.20Are there extraterrestrials?30.09.2001 г.21What was before the Big Bang?14.10.2001 г.22Where was the Big Bang?28.10.2001 г.23Why do ice ages happen?11.11.2001 г.24Is astronomy without telescope possible?25.11.2001 г.25Are the natural laws random?9.12.2001 г.26What are wormholes?23.12.2001 г.