Advances in technology raise questions about the need to send people to space - and the risks and cost

Sunita Williams spoke to pupils from her hometown during her extended stay on the International Space Station.

"We're thankful for zero gravity" says stranded astronaut Barry "Butch" Wilmore.

A team of students are heading to America to take part in a global competition run by Nasa.

Nasa's Matthew Dominick demonstrates how astronauts eat ketchup aboard the International Space Station.

This is the reality for American astronauts Sunita Williams and Barry Wilmore who will be voting from space.

It is set to arrive in 2030 - and what it finds could change what we know about life in our solar system.

The world's most powerful rocket is expected to be back in action again soon