Thad McCauley wanted to be an astronaut when he grew up. Instead, he became an art teacher. But now his art is in space.

Astronaut Nicole Stott, who has made it her mission to promote the healing power of art and the need to protect our planet, ...

Gill processed this image and it was released on Jan. 12. A firestorm of star birth lights up one end of the diminutive galaxy LEDA 36252, also known as Kiso 5649, in this Hubble Space Telescope ...