The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

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 ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

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

Pluto was once the ninth planet of our solar system, until scientists reclassified it in 2006, sparking outrage and debate.

February 18th has been a significant date throughout history, marking a variety of events that have shaped the world. In a ...

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

And one of those moons, known as Charon, is half the size of Pluto itself. But that’s not the only thing that’s unusual about ...

World Wine Tasting Day, which is celebrated every year on February 18, is a great opportunity for all wine lovers to enjoy ...

The annual event celebrates the discovery of the little planet with a big heart and other scientific advances at Flagstaff, ...