Pluto isn't alone—it's part of the Kuiper Belt with possibly hundreds of other planet-sized objects. Because Pluto hasn't ...

Filmmaker Adam Nemoy helps celebrate the 90th anniversary of Pluto's discovery this month at the 6th annual 'I Heart Pluto' ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

In fact, Charon and Pluto are so similar in size that they are considered a double dwarf planet system, not a planet and moon. Charon is smaller than Earth's moon. In fact, Pluto is smaller than ...

Venus in Aries sextile Pluto in Aquarius is sexy and intense and could ignite a change that’s as thrilling as it is ...

These themes will no doubt resurface when Pluto returns to the visionary vapors of Aquarius. When it comes to Pluto, destruction is only wrought in the name of evolution, and often, the planet ...

A powerful change is coming when Pluto shifts into Aquarius on January 21, 2025. Discover what this moment in astrology means ...

The "Star Trek" legend's only son will discuss his memoir at the annual space-themed event.

The theory could explain how the dwarf planet (yeah ... both bodies have material strength, Charon did not penetrate deep enough into Pluto to merge with it; this isn't true when the bodies ...