Astronomers have discovered a giant, 500-light-year-wide cavity between two star-forming regions in the constellations ...

When a satellite disintegrates in the upper atmosphere, it does not just disappear. Rather, it deposits a record of aluminum ...

It’s easy to see where Nick Payne got the title for this play. As with a constellation, the show is dazzling to watch and ...

Constellations can help you sort the twinkling dots scattered across the night sky. Connect the stars to see what deep-sky wonders emerge.

This book, Délimitation Scientifique des Constellations, authored by Belgian astronomer Eugène Delporte and published in 1930, established the boundaries of the 88 present-day constellations.

Some, called circumpolar constellations, are so close to a celestial pole that they never dip below the horizon and instead just circle that fixed point on the sky every night.

Constellations of communications satellites could change that. But light from the Starlink constellation alone will add streaks to at least 30 percent of images made from the Rubin Observatory.

June presents a perfect opportunity to spot the three biggest constellations in the sky — Hydra, Virgo and Ursa Major — but you may have to look beyond standard star charts to find the Big Three.

Out of the 88 recognized constellations, only 48 are known as ancient or original. The rest are more modern inventions.

Mega-constellations built by SpaceX, Amazon and other companies could carry thousands of sensors that could aid research into gamma rays, space weather and other subjects.

The Zodiac can be a gateway into the graceful movements of the night sky. And it turns out our view of those constellations has changed since they were first mapped thousands of years ago.