Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...

As the New Year 2026 launches, only two bright planets, Saturn and Jupiter, are visible in the entire night sky.

A bubbly-looking galaxy smashup called the Champagne Cluster offers a rare glimpse into cosmic collisions—and the hidden behavior of dark matter. The Champagne Cluster is a dramatic cosmic system ...

A galaxy cluster discovered on New Year’s Eve in 2020 shines in a new image from NASA’s Chandra X-Ray Observatory ...

What to see in the night sky on New Year’s Eve 2025, including the moon, Jupiter, Saturn, Orion, the Pleiades, and northern sky landmarks ...

Stargazers gathered at the Salt Marsh Nature Center, at East 33rd Street and Avenue U, on Sunday evening, December 21st, to ...

Tear your eyes away from fireworks this New Year's Eve (Dec. 31) to witness a magnificent natural light show, complete with ...

NASA’s Hubble Space Telescope has captured infant planets colliding around Fomalhaut, one of the brightest stars in the night ...

Fasten your seatbelts, because if you visit the Michigan Science Center in Detroit you just might end up on a journey to the moon, through Saturn's rings and beyond. It's all part of Hyperspace: A ...

Kicking off the year’s cosmic wonders is the moon, drawing the first astronauts to visit in more than 50 years as well as a ...