The Space Shuttle: 7. Teacher in space

The Challenger tragedy shocks a nation, as millions watch on TV screens across the USA.

Something has gone catastrophically wrong with the launch of space shuttle mission STS-51L. As they watch a fireball engulf the spacecraft, nobody in mission control has any idea wh ...

Is human spaceflight worth the risk? It’s a time of soul searching for the whole shuttle crew. The space shuttle programme is put on hold for two years, as Nasa and the team come to terms with what happened.

Some leave but others stay on board to help. The shuttle team ...

Author Andy Weir was as shocked as anyone when The Martian became a top bestseller novel in the US. He repeated that achievement with his equally mind-blowing science fiction masterpiece Project Hail Mary. Former Planetary Radio host Mat Kaplan welcomed Andy in April of 2023 f ...

Sarah Al-Ahmed, the host of Planetary Radio, marks her 100th episode with a look back at the defining moments of the past 100 weeks of space exploration. We'll revisit previous Planetary Radio interviews, including the launch of ESA's Juice mission to the icy moons o ...

NOTE: this episode contains discussion around death which some people may find difficult. In Part Two we learn how to stretch time! We journey back to the beginning of life on earth, and forward into the far, far future, we learn from Brian Eno himself about why he invented ambie ...  Show more

The US astronauts Butch Wilmore and Suni Williams are currently stranded on the ISS. They arrived on the Boeing Starliner, which was meant to bring them home after eight days. Unfortunately, it has run into tech issues, meaning that the astronauts may be stuck up there for up to ...  Show more