Venus and Saturn will be in conjunction this weekend, appearing side by side in the night sky during January's post-sunset ...

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

Throughout January, stargazers in India can witness a spectacular planetary parade featuring Mars, Jupiter, Uranus, Venus, ...

As soon as it gets dark, two bright lights become visible—the brightest in the southwest and an almost-as-bright light in the ...

Plus: Saturn’s moon Iapetus is visible, our Moon passes the bright star Spica, and Mars skims south of Pollux in Gemini in ...

Six planets will all be visible at once in the night sky this month, lined up across the sky—but one is set to disappear from view.

A planet parade like the one beginning tonight is quite uncommon, occurring once every 10-20 years. Here are the planets you ...

The solar system consists of 8 planets, including Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Each ...

Alinda, measuring 2.6 miles wide, will be visible this weekend. Stargazers can spot it using basic equipment or watch a ...

The Red Planet comes closest to Earth, disappears behind the Moon in an occultation, and finally reaches opposition in the ...

In our solar system, Earth is one of only three worlds that sees temperatures above 32 degrees Fahrenheit, while other ...

Jupiter's Great Red Spot storm, which usually appears dark-red, can be seen shining a lurid blue color in an ultraviolet ...