Welcome aboard your journey around the solar system! We've got an ocean expert on this week. Loren Hiller from the Marine Stewardship Council is chatting to Dan all about the effects we have on our oceans and why it's so important to take good care of them! 

Moving up into the stars, scientists have used black holes to look at the early universe. They've observed some pretty cool stuff - it turns out time used to be five times slower in the first billion years of the universe! 

You'll be transported to a very dangerous island in Dangerous Dan, and your questions are answered - why do our stomachs make noise, and how does our body heal itself? It's all here in this week's Science Weekly!