NASA astronauts Butch Wilmore and Suni Williams departed the International Space Station early on Tuesday morning in a SpaceX ...

Suni Williams and Butch Wilmore will board a SpaceX Crew Dragon capsule after problems with a Boeing vehicle set in motion a ...

Butch Wilmore and Suni Williams launched last June as the first test pilots for Boeing's new Starliner capsule and quickly ...

The $488 million Spherex mission aims to explain how galaxies formed and evolved over billions of years, and how the universe ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

The four newcomers — representing the U.S., Japan and Russia — will spend the next few days learning the station’s ins and ...

SPHEREx hopes to solve some of the universe's biggest mysteries, while PUNCH will study the sun’s outer atmosphere, the corona. Here's what to know.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. It’s a two-for ...

Four astronauts have launched from Florida as they embark on NASA’s SpaceX Crew-10 mission to the International Space Station. The launch was expected to liftoff from NASA's Kennedy Space Center ...

President Trump and Elon Musk claim the Biden administration abandoned two astronauts in space. But the publicly available ...