A discovery of binary stars could be the first step in building a more complete picture of how our galaxy formed, according ...

Warm mid-August summer nights offer prime conditions for spotting three magnificent star clusters visible to northern-hemisphere skywatchers in the coming months. Star clusters are gravitationally ...

"Papers that predicted Betelgeuse's companion believed that no one would likely ever be able to image it." After a long wait, astronomers have finally seen the stellar companion of the famous star ...

Astronomers have observed what they believe to be a never-before-seen companion star orbiting Betelgeuse, a pulsating red supergiant star in the shoulder of the Orion constellation. One of the best ...

Every August, the Perseid meteor shower lights up the night sky with dazzling streaks of light and brilliant fireballs. Caused by Earth’s passage through a trail of cosmic debris left by comet ...