20 February 2018

Should we be worried about an asteroid apocalypse?

05 December 2017

Any why do we have two tides a day?

03 October 2017

Would Saturn's moon make a nice holiday home?

03 October 2017

There's a big gap between Mars and Jupiter: but why?

23 May 2017

I know there have been many missions to the moon and it's incredible to think humans have walked on its surface!...

07 March 2017

How does Jupiter's moon Io get the energy needed to heat it up?

07 March 2017

Why do new planets have such terrible names?

10 January 2017

...and where does the sky end?

18 October 2016

Could a jaunt to Jupiter be the physics-version of anti-wrinkle cream?

05 April 2016

Is it technically possible for two planets to share the same orbit, as in exact polar opposites to each other...

18 August 2015

Where are we within the universe? Joanna Kerr asks astrophysicist Dr Sean McGee from the University of Birmingham.