Air date: 2018-05-22

Runtime: 31 min

Back to Earth allows viewers to journey deeper into the ideas explored on the main show and ask questions of both Brian Cox and a panel of expert scientists. Guests include musician Tim Minchin.

Air date: 2018-05-23

Runtime: 30 min

Back to Earth allows viewers to journey deeper into the ideas explored on the main show and ask questions of both Brian Cox and a panel of expert scientists. Guests include Professor Fred Watson.

Air date: 2018-05-24

Runtime: 30 min

Back to Earth allows viewers to journey deeper into the ideas explored on the main show and ask questions of both Brian Cox and a panel of expert scientists. Guests include "Space Gandalf", Greg Quicke.