One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about ...

By day, Coonabarabran seems like the quintessential Aussie country town – but by night, it transforms into something truly ...

Seven planets are on display in the night sky at the end of February, but some will be harder to spot than others. Here’s ...

Astronomers have discovered that billions of comets in an icy shell around the solar system called the Oort Cloud mimic the ...

Londoners will have a rare chance to glimpse a "planetary parade" on Friday evening, as seven planets line up in the night sky.

In a rare 'planetary parade' all seven planets will align and be visible from Earth in a stunning display which won't appear again until 2040.

The document builds on the academies' decadal survey, outlining recommended missions for NASA's next New Frontiers program.

To map out the best nights for skywatching, we turned to three seasoned stargazers to tell us about the best nights of the ...

The brief window will enable skywatchers to see all seven other planets in the Earth’s solar system simultaneously.

Martian dust is mostly rust. Mars’s famed color has captivated humankind for centuries, earning its nickname of the ‘Red ...

Seven planets will be on display this week, appearing to line up in the night sky at once. WASHINGTON — Stargazers will have ...

A shell of icy objects at the edge of the solar system known as the Oort cloud has a pair of spiral arms that resemble a ...