Discover Sirius, the Dog Star, the brightest star in the night sky and learn how to spot it, its history, and why astronomers ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

Viewing with the aid of 10x50 binoculars will bring the light cast by a stellar cluster into sharper focus, or even allow you ...

Mercury is farthest from the sun in Earth's morning sky on Aug. 19. Mercury will be farthest from the sun on Tuesday (Aug. 19 ...

With the new moon darkening the skies, you’ll have a rare shot at spotting the Milky Way, deep-sky galaxies, and even the ...

The bright stars Castor and Pollux will be positioned to the left of the moon in the early morning hours of Aug. 19. Mercury, ...

Asteroid 6 Hebe is now at opposition in Aquarius. It is visible all night, best seen shortly after midnight.

The Milky Way is expected to shine every night through August as it gets higher in a darker sky throughout the United States, ...

When the court lights flicker on at the U.S. Open, tennis stars shine under illumination designed to cut light pollution.