Ever wondered if planet Earth is unique in the universe? If a disaster from space could destroy civilization? How life on Earth got started?  The answers are right here, on .  Discovery Science's hit astronomy show returns for a second series, examining 8 totally new cosmic topics with its hallmark clarity and style.  We tackle the biggest ideas imaginable.

Our guides are the giants of space science and masters of communication. Graphic demonstrations and cutting-edge CGI complete the picture. This is space science that everyone can appreciate, understand – and above all, enjoy.
 

The Earth was formed by a series of cosmic cataclysms including the most powerful blast in the Universe. Yet amid the turmoil our extraordinary world was born. Could the same chain of events have created other earths elsewhere, inhabited by creatures like us?