Four prominent celestial objects — the moon, a bright planet and two bright stars — will come together to form a "celestial ...

Astronomers have spotted another never-before-seen "nova" blaze to life in the night sky. This may be the first time that ...

Residents of several suburban communities reported seeing several objects streaking across the night sky, leaving a trail of flames in their wake.

The never-before-seen "nova," dubbed V462 Lupi, recently appeared in the constellation Lupus, after suddenly becoming 4 ...

What is that in the sky? That's the question Swann and her neighbor have been asking for weeks. They first saw the unknown objects back in December and have seen them almost every night since.

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in your scope.

Residents of several suburban communities reported seeing several objects streaking across the night sky, leaving a trail of flames in their wake.

A Harvard astrophysicist identified mysterious objects that streaked across several states Saturday night -- including Arkansas -- as a commercial imaging satellite from China that reentered and ...

How to See Stars, Satellites, and More in the Daytime Sky It’s possible to see celestial objects during the day, but it’s not always easy By Phil Plait edited by Lee Billings Yuga Kurita/Getty ...

Residents of several suburban communities reported seeing several objects streaking across the night sky, leaving a trail of flames in their wake.