Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's ...
Ceres, the largest object in the asteroid belt, may hold answers to fundamental questions about the Solar System. This dwarf ...
Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.
It did have five known moons: Charon, Nix, Hydra, Kerberos and Styx, all names for figures in Greek ... a resolution to reclassify Pluto as a dwarf planet. The reasoning was that it didn't ...
Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.
Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.
Skywatchers will get a cosmic treat this week with a celestial gathering of planets. A planetary alignment, or a "planet ...