In doing so, they found this orphan is within the same weight class as Saturn, strengthening the case that the galaxy teems ...

Look up! Six planets grace the sky this month in what’s known as a "planetary parade," and most will be able to be seen with the naked eye. These planetary hangouts happen when several planets appear ...

There might be reason for you to wake up early this weekend: In a rare celestial occurrence, five major planets will align to grace the eastern sky Saturday morning. Mercury, Jupiter, Saturn, Uranus ...

Planets travel alone in space, without a parent star. These wandering worlds, far from being rare, might even be extremely ...

The year also features prime aurora viewing in January and two supermoons.

NEW YORK (AP) — Seven planets grace the sky at the end of February in what's known as a planetary parade, though some will be difficult to spot with the naked eye. These planetary hangouts happen when ...

Astronomers have spotted a lonely world roughly the size and mass of Saturn, drifting through the Milky Way without a star to ...

Six planets grace the sky this month in what's known as a planetary parade, and most can be seen with the naked eye. These planetary hangouts happen when several planets appear to line up in the night ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — Six planets grace the sky ...