Pop star Katy Perry and news anchor Gayle King are among six women who will be heading into space aboard Jeff Bezos' Blue ...

Scientists may have uncovered the origins of starless planets, or planetary-mass objects (PMOs). Simulations reveal they form ...

Earth appears to be a chill blue planet, but deep down, it’s really a metalhead. Its outer core is mostly molten iron (and ...

Most people’s idea of space food is freeze-dried ice cream, and that’s not too far off: As much as space travel has changed ...