The Space Store » NASA

NASA's Kepler mission has discovered an estimated 715 unknown planets. These verified planets orbit a 305 star constellation, which may hold quite a few solar systems like our own.

While the astronauts are now home, the last few years have had NASA looking at the health of those men and women who have served with outer space research.

SPACEX CRS-13, ALSO KNOWN AS SPX-13, WAS A COMMERCIAL RESUPPLY SERVICE MISSION  TO THE ISS. IT LAUNCHED ON DECEMBER 15, 2017.