Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

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

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

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

A rare celestial event where seven planets align is visible in the UK skies. Discover how, when, and where you can observe ...