Pluto may have a large ocean beneath its icy surface

Astronomers are excited about sub-surface oceans in the solar system, as they may support life. Now Pluto joins the club.

Chris Arridge, The Conversation

· Nov 19, 2016 · 11:30 pm

Record-breaking astronauts return to Earth – taking us one step closer to Mars

Gennady Padalka has returned to Earth from the International Space Station. He has broken the record for time in space and will be the first person on Earth to have eaten salad grown in space.

Chris Arridge, The Conversation

· Sep 15, 2015 · 10:30 pm

We must keep exploring space to answer the big questions faced by humanity

To infinity, and beyond!

Chris Arridge, The Conversation

· Oct 18, 2014 · 05:30 am