NASA releases final photos of Sunita Williams and Butch Wilmore from space as they start trip back home
NASA astronauts Sunita Williams and Butch Wilmore are returning to Earth after a prolonged mission on the ISS, initially ...
NASA's Suni Williams and Butch Wilmore are finally returning home after nine months in space
NASA's Suni Williams and Butch Wilmore - who gained international attention as their planned short stay in space stretched ...
Dying stars, lost worlds: How supernovas may have caused Earth's deadliest mass extinctions
Supernovas are powerful explosions marking the death of massive stars. They spread elements like carbon, calcium, and iron ...