Today could be the day – humans returning for a new moon mission for the first time in over 50 years. Four astronauts are taking the trip on NASA’s Artemis II mission, scheduled to take off later and while they won’t land on the moon, they’ll be gathering key information about it. 

So why is this so significant? Claire asked Niamh Shaw is a science communicator specialising in space, and is at the NASA Kennedy Space Centre in Florida.