Two astronauts wait to return home as Boeing races to figure out spacecraft problems. Here’s what’s at stake
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. Boeing’s Starliner spacecraft was preparing to celebrate its biggest achievement this month: launching two NASA astronauts on a round trip to the International Space Station, proving that the long-delayed and over-budget capsule was ready for… Read More »