It’s no secret that Musk, the CEO of SpaceX, wants to send a ship full of humans to Mars. There are hopes of colonizing the Red Planet, but to do that, we first have to survive the trip.

(CNN) — SpaceX’s gargantuan Starship megarocket is back on the launchpad, poised to take off on an eighth uncrewed test flight as the company continues to hash out the vehicle’s design.