SpaceX launched the U.S., Canadian and Russian crew on Thursday.
SpaceX launched India, Poland, and Hungary's first astronauts in more than 40 years, sending them on a chartered flight to the ISS.
The SpaceX Dragon cargo ship returned from the International Space Station, and it caused a potential sonic boom heard in Southern California.
"You're floating, and your body, all these little aches and pains, and everything heal up, and you feel like you're 30 years old again," the 70-year-old veteran astronaut said.
As NASA astronauts Butch Wilmore and Suni Williams return to Earth after an unplanned nine months in space, here's how they spent their time.
NASA said it expected the return trip to end at about 5:57 p.m., when the Dragon is scheduled to splash down off the Florida coast.