NASA astronaut Chris Cassidy and cosmonauts Ivan Vagner and Anatoly Ivanishin have returned safely back to Earth, the space agency said Thursday. They'd been working in Earth's orbit for 196 days aboard the International Space Station.
Cassidy worked with Robert Behnken and completed four spacewalks to upgrade station batteries.
"The final spacewalk was the 10th for both astronauts, making them two of only four US astronauts to complete 10 spacewalks," NASA said in a release.
While in space, Cassidy shared a collection of photos of anthat showed the .