SpaceX is set to launch 4 people on a first-of-its-kind mission around Earth’s poles. Here’s what to know - CNN

A four-person crew will spend three to five days aboard a SpaceX capsule orbiting above the poles of Earth — a flight path never flown before.Sign up for CNNs Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A crew of four passengers led by a cryptocurrency bill…