One lucky East Lancashire stargazer caught a glimpse of the rare celestial phenomenon - the planetary alignment.

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

Earth is home to some truly bizarre and breathtaking landscapes — here are 20 that look straight out of an alien world.

The Mars Express orbiter launched to the Red Planet. Twenty years later, ESA has delivered a high resolution color image of Mars along with a time-lapse of "webcam" images that were released in near ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Though it's a cold, dead planet, Mars still has its own natural beauty about it. This image shows us something we'll never ...

A rare celestial event is captivating stargazers as six planets align in a striking display, says Professor Chandana ...

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface ...

Discoveries of clay minerals in Martian mounds by researchers indicate that Mars once had large bodies of water billions of ...

The Omaha area will be able to spot the parade of planets this week. Venus, Jupiter, Mars, Saturn, Uranus, and Neptune will align on two days: Jan. 27 and 31. The planets will align in the evening sky ...

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

Six planets - Venus, Mars, Jupiter, Saturn, Uranus and Neptune - were spotted in the night skies over Italy in a planetary ...