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

Venus, Saturn, Jupiter and Mars will appear to line up and be bright enough to see with the naked eye in the first few hours ...

The planetary parade, also known as a planetary alignment, will begin with only four planets—Venus, Saturn, Jupiter, and Mars ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

Something pretty extraordinary happened over Spain on a Saturday night recently. What folks first thought was a meteorite ...

We asked our readers to make a wish for 2025. If even one of these wishes comes true, the world will definitely be a better place!

The agency launched an investigation into the “space vehicle mishap” on Thursday night that forced commercial flights to ...

A doorbell camera on a Canadian home captured rare video and sound of a meteorite striking Earth as it crashed into a ...

The aurora is expected to be bright and visible in multiple northern U.S. states Oct. 3 through Oct. 5 as well as from the lower Midwest to Oregon.

In January, stargazers will be able to see four bright planets, the close dance of Venus and Saturn, Mars at opposition, and ...

A six-planet alignment or parade will form an arc in the early night sky, peaking in it's visibility Jan. 17-18. We let you ...

A series of nighttime photos taken by an astronaut aboard the International Space Station showcases the sprawling lights of ...