University of Arizona researchers have unveiled evidence of romance at the farthest reaches of the solar system: a cosmic ...

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

Nasa said that the purple space lumps surrounding the planet are massive clouds of X-rays. Some of these lumps are even ...

The James Webb Space Telescope has provided groundbreaking insights into a new type of exoplanet, fundamentally different ...

Tatooine is known for its harsh desert climate, relentless sandstorms, and scorching heat beneath the blazing light of its twin suns. Kamino is a distant, inhospitable planet, entirely covered by vast ...

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

The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

The joint European-Japanese mission is only the second survey of Mercury, the least explored planet in the inner solar system ...

Some space conspiracy theories just won't go away.

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...

A rare parade of planets will light up the night sky throughout January. Six planets will be in alignment for the rest of the ...