Remember, the lower an object's magnitude, the brighter it is in the night sky. For reference, the human eye is capable of seeing stars with a magnitude of +6.5 or greater under dark sky conditions.

The stars above the map’s horizon now match what’s in the sky. The all-sky map shows how the sky looks at: midnight July 1 11 p.m. July 15 10 p.m. July 31 Planets are shown at midmonth ...

One of the best known and most luminous stars in the night sky, Betelgeuse has long intrigued anyone who has gazed up and seen its reddish tint, which is visible to the naked eye. What has most ...

A rare and temporary "new star" has burst into view in the night sky, and it's now visible to the naked eye from parts of North America. The stellar explosion, now officially designated V462 Lupi ...

In July, in the southern sky after it gets dark, the impressive and ruby red colored star Antares easily catches our eyes and attention. And it should, as Antares marks the heart of Scorpius, the ...

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

Long exposures of the sky create star trails as Earth rotates. Polaris, at the North Celestial Pole, is the only star that remains a point in such images. Credit: robin_24 (Flickr, CC BY 2.0) ...