Stargazers in the U.S. can witness a rare "planetary parade" this Friday with Mercury, Venus, Mars, Jupiter, Saturn, Uranus, ...

"If the moon and a planet are near Castor and Pollux you have an impressive show." From our earthly perspective, the moon and Mars will appear closest to each other at around 8 p.

The two innermost planets, Venus and Mercury, will shine together low in the western sky at sunset on March 10. Here's how to ...

This Friday, all seven planets will be in the night sky for a brief period. Join the cosmic spectacle and learn where to look ...

A total lunar eclipse occurs this month. Venus transitions from evening to morning, while Mars and Jupiter dominate the late ...

There's plenty more planet mayhem to come throughout the week. Today, the Moon enters its first quarter, which many will know ...

This Friday, all seven planets will be in the night sky for a brief period. Join the cosmic spectacle and learn where to look ...

Stargazers in the U.S. can witness a rare "planetary parade" this Friday with Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune aligning in an arc. Best viewed just after sunset ...

Mercury: Speedy Mercury is visible beneath Venus for the first week and a half of March, for about 30 minutes each evening, ...

The Sun sets differently on Mars. Part of that is due to its distance from the star ... NASA’s Curiosity rover captured both noctilucent and shimmering cloud formations during a Martian sunset.

This month, a total lunar eclipse and blood moon will be viewable across the U.S. Here's the best times and places to view ...

These noctilucent clouds, reflecting light from the sun after sunset, have been visible in ... there are distinct differences between Mars' mother-of-pearl clouds and those of our home planet ...