Amazon has slashed the price of this compact but powerful sensory star projector in time for Prime Day in October.

The Pococo Galaxy star projector is one of our favorites, and it's now down to $79.99 at Amazon in this Prime Day deal, which ...

Five years of imagery from NASA's Transiting Exoplanet Survey Satellite (TESS) have been stitched together to create an all-sky and northern & southern ecliptic mosaics. Credit: NASA/MIT/TESS and ...

Sky This Week is brought to you in part by Celestron. Friday, October 3There's a new potential supernova candidate in a ...