Artemis

Moon mission fueling test concludes with no major problems

The practice countdown began Tuesday night, kicking off a carefully choreographed series of steps to ready the world’s most powerful operational rocket for what amounted to a simulated launch Thursday at 8:42 p.m. EST. Controllers then carried out additional tests to make sure the team can recycle, hold and restart an actual launch countdown as needed to handle unexpected problems.

Mission Reports

How SpaceX’s Starship stacks up to other rockets

SpaceX Starship is set to propel itself into the record books today on its maiden flight, becoming the tallest, heaviest and most powerful rocket ever launched by humankind into space, topping a role call of famous and history-making heavy-lift launch vehicles including the mighty Saturn 5 that first took humans to the moon.