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

Long ago, a planetary object eight times the mass of Jupiter may have once visited the solar system and altered […] The post ...

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

Study reveals an interstellar object's impact on planetary orbits, reshaping solar system dynamics. Discover how simulations ...

An object we thought belonged to the most common category of planet in the galaxy has turned out to be something we've never ...

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's ...

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

Although it's being mistakenly promoted as a "rare planetary alignment," one of the best "planet parades" in half a century ...

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

Saturday is one of those times. Recognizing that the bright things we see as planets generally don’t twinkle as stars do, six of the solar system’s eight planets can be seen on Saturday evening.