On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

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 ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

To this day, some who grew up believing that Pluto was a full-fledged planet still object to what they see as a demeaning label placed upon this small and distant celestial object. The demotion of ...

Up to 500 tons of nitrogen escape the planet every hour. The tail extends for tens of thousands of miles. 6 - The mass of Charon is so large — and the mass of Pluto is so small — that Charon ...

Whether Pluto is officially a planet is the least interesting thing about the runt of the solar system, astronomers will tell you 95 years after the discovery of the fascinating and sometimes ...

Mercury would be the gossip, Venus the social butterfly, and Earth the over-eager colleague. Mars would be excessively compe ...

Scientists at NASA for the first time have been able to observe the make up of Pluto and other small and icy celestial bodies ...

Discover the charm of small towns in the Northeast that are perfect for outdoor adventures! From hiking trails to hidden gems ...

A comical planetary beauty contest is described, highlighting the unique traits of each planet: Mercury’s fiery nature, Venus ...