Four, 8 April, 10pm (first repeat Four, 12 April, 7.30pm)*
THE SKY AT NIGHT IN APRIL MARS: RED AND DEAD? Maggie and Chris reveal the latest results from NASA’s Curiosity and ESA’s ExoMars TGO missions, which are attempting to find signs of life on Mars. Maggie finds out how the next lander heading to Mars will survive its hostile environment, and Chris talks to
The Martian author Andy Weir.
*Check www.bbc.co.uk/skyatnight for subsequent repeat times
Will the ExoMars Trace Gas Orbiter find signs of life in the Red Planet’s atmosphere?