https://apnews.com/article/spacex-musk-starship-launch-test-flight-11de145e989e0534b6399640bc437b8e > Elon Musk’s SpaceX is about to take its most daring leap yet with a round-the-world test flight of its mammoth Starship. > It's the biggest and mightiest rocket ever built, with the lofty goals of ferrying people to the moon and Mars.