Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Starting Jan. 21, Canadians can see a rare celestial event as six planets line up in the evening sky, mostly visible to the ...

Mercury, Venus, Jupiter, Saturn, Uranus, and Neptune will be visible after sunset on February 28. Find out how to watch this rare event.

Four of the planets, which are Mercury, Venus, Jupiter and Saturn, are bright enough to be spotted with the naked eye in ...

NASA’s Hubble Space Telescope captures visible and infrared images of protoplanetary disks, showing gas and dust structures ...

February brings several special events, including a rare "occultation," and a planetary parade of six planets.

Across the Atlantic, forecasters expect the lights to be visible from northern parts of Britain, including Scotland, Northern ...

Get your cameras ready! The northern lights may become visible as far south as Texas tonight. Here's the latest and how to ...

A rare triple conjunction of Venus, Mars and Mercury is happening on the opposite side of the solar system to where Earth is, ...

The Empire State could be in for a colorful show if skies remain clear tonight ...

Jupiter and Saturn's different polar storms reveal clues about planet interiors: Saturn has harder bottom than Jupiter.

Saturn will appear alongside the moon in Nevada skies during a planetary conjunction this January. Here’s how to spot it and ...