For the second time in a week, NASA on Saturday aborted an attempt to launch its giant, next-generation rocketship, citing a stubborn fuel leak that the space agency said could delay the debut mission of its moon-to-Mars Artemis programme by at least several weeks.<br /><br />Preflight operations were called off for the day about three hours before the 2.17pm EDT (1817 GMT) liftoff time from Cape Canaveral, Florida.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline