Boeing Starliner astronauts still stranded on ISS, what now?

Listen here on your chosen podcast player. The Boeing Starliner spacecraft is experiencing mounting problems, meaning the astronauts it was carrying to the International Space Station are currently stuck there. The problems have prompted Boeing to scramble to remotely examine the capsule to determine the cause and ensure a safe return. NASA has said that … Read more

Why telling the time on the moon is a mystery to NASA

Editor’s note: A version of this story appeared in CNN’s science newsletter Wonder Theory. To receive it in your inbox, Register for free here. It’s easy to take the moon for granted as a silver orb in the night sky, providing a soft light on most evenings. But have you ever thought about what time … Read more

Why we need to know what time it is on the moon

Editor’s note: A version of this story appeared in CNN’s science newsletter Wonder Theory. To receive it in your inbox, Register for free here. It’s easy to take the moon for granted as a silver orb in the night sky, providing a soft light on most evenings. But have you ever thought about what time … Read more

Boeing Starliner astronauts arrive at launch site for first test flight on June 1 (Photos)

The first Boeing Starliner astronauts are back at the launch site. NASA Crew Flight Test (CFT) astronauts Butch Wilmore and Suni Williams arrived at NASA’s Kennedy Space Center in Florida on Tuesday (May 28), ahead of their expected launch from Boeing Starliner on Saturday (June 1). NASA will conduct a delta flight readiness assessment later … Read more