Nasa's giant Moon rocket has returned to its launch pad for a second time, ahead of a mission to send astronauts around the Moon – something not attempted in more than 50 years.

The Artemis II rocket, which will send astronauts around the far side of the moon, is returning to the launch pad after an issue forced NASA to roll the rocket back for repairs last month.

NASA is targeting April 1 as the earliest possible launch of the rocket sending NASA astronauts Reid Wiseman, Victor Glover, and Christina Koch, along with CSA (Canadian Space Agency) astronaut Jeremy...