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

Stargazers will be treated to a dazzling six-planet "alignment" this January.

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

While the planets are technically always "aligned" along the same plane in our sky, seeing so many at once is a special ...

If you needed a sign from the cosmos, the planets are in fact aligning for you this evening. ValleyCentral spoke to Christian ...

While planets circle the sun in what's called and heliocentric orbit, they rarely fall together in what appears to the human ...

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

Here's everything you need to know about the stunning parade of planets lighting up the night sky this winter. A six-pack of planets will line up and light up the night sky this month, folks.

From west to east, Saturn, Venus, Neptune, Uranus, Jupiter and Mars will make an arc across Wyoming’s night sky in a parade ...

Six planets will be visible to the naked eye and eight can be seen if you have a telescope or binoculars. The celestial event is called a planetary parade. The planetary parade is a celestial ...