Indian astronaut Group Captain Shubhanshu Shukla is visiting a home away from Earth that has seen continuous human presence ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

NASA astronaut Nichole Ayers captured a sprite from the space station while orbiting above Mexico and the United States. Sprites are a rare atmospheric phenomenon that occurs because of intense ...

A NASA astronaut captured a fascinating weather phenomenon that still has scientists scratching their heads. Nichole Ayers is ...

A relic from the dawn of the space age has suddenly—and unexpectedly—sprung back to life, catching the global scientific ...