Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

Here’s everything you need to know about astrophotography in December 2025: ...

There’s magic in the air this holiday season and there’s also magic in the December night skies. These long nights are ...

Just about everybody knows the Pleiades star cluster, also called the Seven Sisters. They represent the daughters of the ancient Greek gods Atlas and Pleione. After Orion's Belt and the Big Dipper, it ...

I do so love an ostentatious comet. As I wrote in a recent “The Universe” column, when these dusty ice balls are billions of kilometers from the sun, they’re frozen solid. But as they near our star on ...

A pair of stunning celestial sights are on tap for stargazers this week, as the astronomical events calendar marches into fall. This season is an especially cruel one for Pacific Northwest star gazers ...

A closer look at the strange theories linking Bigfoot sightings to possible extraterrestrial activity.

Astronomers have discovered that the iconic Pleiades constellation has thousands more “sibling” stars hidden across the sky, making it 20 times larger than currently estimated. Tracing the origins of ...

A new study redefines the Pleiades (M45) as a "Greater Pleiades Complex," an extensive stellar family comprising 3,091 member stars and spanning over 1,900 light-years, making it 20 times larger than ...