Nine months after departing for the International Space Station on a planned week-long trip, two American astronauts have finally returned to Earth after a string of delays and bad luck. But it wasn't just a grateful nation welcoming them home — they also received an unexpected visit from a

A pod of dolphins swam up to the spot where the SpaceX Dragon capsule splashed down on Tuesday off Florida's coast. The capsule carried four astronauts, including NASA's Butch Wilmore and Suni Williams,

After nine months on the International Space Station, NASA astronauts Sunita Williams and Barry “Butch” Wilmore splashed down in the Gulf of Mexico on March 18.