As space agencies venture onto the moons of Jupiter and Saturn to look deep below their frozen surface, might we find new forms of life there?

To understand the life that might survive deep below Mars' surface, we can look to some of the deepest, and oldest, forms of living organism on our own planet.

The Sun is going through a period of high activity, but it is nothing compared to an enormous solar event that slammed into our planet 14,000 years ago.

The Sun is extremely active right now, blasting the Earth with the biggest solar storms in 20 years. This is what it is doing to the rest of the Solar System.

Space launches are increasing and the rockets are getting bigger. What's the environmental impact on the surrounding areas, particularly when things go wrong?

China's Chang'e-6 mission is intended to bring back lunar samples but is also a stepping stone to much more ambitious space exploration.

Astronauts living on the Moon will need lots of power – but they can't take fuel supplies with them. A new generation of miniature nuclear reactors could be the answer.

Awe-inspiring cosmological events can powerfully influence our psychology