To get to the Moon, Mars and beyond: we’re going to need a bigger boat. NASA’s Space Launch System will be the largest rocket ever assembled. So how do you build a rocket of unprecedented size? Find out: https://go.nasa.gov/2reryWv&h=AT1kQENIbN8mgnEjOtOB961e5lWIk9Wx_IFKrH62mabCw9HFYHI-TA-ufre1mU_mmGjKxHtLwcptGAYjq1xzTRqZ6DUVXpD1LMLOykOS-Ox_bgbTdD5jRyV4zvUlzHyJK0FqUpcr3n6jmhBvpytadBNSco9l_1c8s0a_PjLtf-n-o6EX1Flehg