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 ...

Amateur Astronomer Stumbles Upon Something Strange That Contradicts Previous Models of Jupiter's Atmospheric Composition An ...

New research has revealed that Hot Jupiters do not always push away or destroy nearby planets during their migration. This ...

A six-pack of planets will line up and light up the night sky this month, folks. Venus, Mars, Jupiter, Saturn, Uranus, and Neptune will align for our viewing pleasure — from now until mid-February.

Recent studies have revealed that, until now, Hot Jupiters seem to be the only planet in orbit around their host star. This ...

Planetary scale model trails are letting cycling enthusiasts pedal their way through the cosmos. These trails are designed ...

Mars, Venus, Jupiter, and Saturn can be spotted without special equipment, with Uranus and Neptune requiring a telescope.

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade". Throughout much of January and February, Venus, Mars, Jupiter ...