New images from NASA's Dawn spacecraft reveal lots more about this mysterious little world from the asteroid belt. These latest were taken on Feb. 4 from a distance of about 90,000 miles (145,000 km) ...

This weekend, you can watch live as the first asteroid ever discovered passes across one of the night sky's most beautiful spiral galaxies. This weekend, Ceres will appear to "meet" the distant spiral ...

This month binocular and small telescope observers of Colorado skies will have a unique opportunity to observe a peripheral player in the ongoing controversy over the status of the outer solar system ...

Pluto hasn't been a planet for almost 20 years. In the early 2000s, scientists discovered several objects of a similar size to Pluto. So, during the summer of 2006, members of the International ...

The once-asteroid-now-dwarf-planet Ceres is on the move across the bottom of the familiar "Teapot" asterism in Sagittarius the Archer. I marked its location in yellow every five nights from July 7 ...

Am I seeing spots before my eyes? New images from the Dawn spacecraft show lots more detail on the asteroid Ceres. We're getting closer and closer to Pluto. Asteroid / dwarf planet Ceres mystery white ...

This weekend, you can watch live as the first asteroid ever discovered passes across one of the night sky's most beautiful spiral galaxies. Ceres is the largest object in the asteroid belt between ...

Watch live online as the dwarf planet Ceres swoops in front of the 'grand design' spiral galaxy Messier 100 this weekend. When you purchase through links on our site, we may earn an affiliate ...