Mercury will join Pluto in an empowering and revelatory sextile, which could lead to powerful breakthroughs in communication ...

The cosmos is filled with wonders yet to be discovered. One of the latest mysteries captivating scientists and space ...

Back in 2006 our Solar System lost a planet, not because it disappeared, but because it was reclassified. Pluto, now considered a dwarf planet, failed one of the three tests the International ...

Your browser does not support the audio element. And if the on demand options aren’t enough, Pluto has a wide range of curated channels as well, including the likes ...

Six planets are visible in the night sky right now. On Feb. 28, Mercury will add a seventh planet to the planetary parade. Venus, Mars and Jupiter are 'great naked-eye targets' for beginning ...

It's not too late to see the planet parade. Stargazers will be able to see four or five planets in the night sky with their naked eye this month. A rare seven-planet alignment will reportedly be ...

Well, truthfully, not much. A planetary alignment occurs "when the planets 'line up' on the same side of the sun, generally speaking," Gerard van Belle, Lowell Observatory's director of science ...

He called this hypothetical world "Planet X." "In some ways, Pluto's more of a planet than some of the other established planets, like Mercury." Lowell dedicated years to predicting the location ...

Explore the planets with NASA There are five officially recognized dwarf planets in our solar system: Ceres, Pluto, Haumea, Makemake, and Eris, according to NASA. What happened to Pluto?

Pluto, discovered in 1930, was once considered the ninth planet in our solar system. In 2006, the International Astronomical Union reclassified Pluto as a dwarf planet because it doesn't meet all ...

Prague, CZECH REPUBLIC: Members of the International Astronomic Union (IAU), vote on the Resolution for Planet Definition 24 August 2006 in Prague. The resolution demoted Pluto from its status as ...