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

Pluto and Charon are in a region of the outer solar system beyond Neptune called the Kuiper belt, which makes them both very rocky and icy. By including these properties in their model ...

Venus, Mars, Jupiter, Saturn, Uranus, and Neptune will align for our viewing ... nine if you count dwarf power planet Pluto. Because we live on Earth, the max number of planets we can see from ...

the primary materials of Pluto and other stuff in the Kuiper Belt, a disk beyond Neptune of comets and tiny ice worlds. That made all the difference, Denton said. The simulation showed that Pluto ...

Because Charon is just over half the size of Pluto, the two bodies then began orbiting each other in a cosmic dance in the Kuiper Belt beyond Neptune’s orbit. However, a recent study in Nature ...

Your artistic insights will take you for a journey during the new moon in Aquarius on Jan. 29. Look out for a sign or a burst ...

Each planet is imagined as a stand-up comic, bringing its unique traits to the stage. Mercury's quick wit, Venus's charm, ...

Four planets will be in the parade in January, while seven will align in February. Here's how to see the events.

Mars retrograde opposite Pluto will likely stir up deep-rooted ... Moreover, with Mercury squaring Neptune that same day, you may also encounter confusion in your professional life or with an ...