NASA astronauts Butch Wilmore and Sunita Williams, who were stuck in space for more than nine months, spoke out after their return to Earth.

When young, aspiring astronauts dream about shooting off into space in a rocket ship, their minds rarely wander to worst case scenario situations. Instead, they fantasize about discovering life on other planets,

NASA's celebrity astronauts Butch Wilmore and Suni Williams say they would fly on Boeing's Starliner capsule again