NASA astronaut Don Pettit celebrates his 70th birthday with a spectacular return from the International Space Station after 220 days in orbit.

NASA astronaut Don Pettit returns to Earth on a Soyuz spacecraft later this week. Read about his extraordinary ride home on ...

NASA wants to come up with a way to transform 96 sacks of feces, urine and vomit ditched by Apollo 11 astronauts in1969.

NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth from the International Space Station (ISS) on ...