Why NASA's mega moon rocket still hasn't left Earth

via https://ift.tt/XpnDEN1 For starters, it's rocket science.

NASA will try to fly its megarocket to the moon again on Saturday, Sept. 3, after the team encountered an engine issue during a much-anticipated launch attempt earlier this week.

Mission managers regrouped Tuesday afternoon and decided they'd take another crack at Artemis I this weekend. For the … Why NASA's mega moon rocket still hasn't left Earth