Out of all the planets in the Universe, Earth is clearly the best for life, right? Wrong. Earth may be great, but scientists ...

Here are some pics of most earth-like exoplanets uploaded by NASA: Gliese 667Cc, 22 light-years from Earth, is 4.5 times Earth's mass, orbits its cooler red dwarf star in 28 days, and likely resides ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

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

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

Kepler was one of the most successful exoplanet-hunting missions so far. It discovered 2,600 confirmed exoplanets—almost half ...

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

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

A Triple Star System Yields an Unusual Surviving Star Unlike our Sun, which exists alone, at least half of the stars in our ...

The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior. The organic material found in a few areas ...

FOUR planets are visible in the night sky. You will have to battle January clouds, but here is how to find them.

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