The James Webb Space Telescope has captured the light of a star that exploded when the universe was still in its cosmic youth ...

Astronomers tracked a decade of dramatic changes in P13, a neutron star undergoing supercritical accretion. Its X-ray ...

For decades, school posters and science museum displays have grouped Uranus and Neptune together as “ice giants,” a tidy ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

Virgil is the reddest Little Red Dot discovered so far, and its hidden black hole may offer a clue to the fate of this ...

New Chandra X-ray study finds many dwarf galaxies may not host central massive black holes, challenging long-held assumptions about galaxy formation and black hole origins ...

Astronomers tracking the interstellar comet known as 3I/ATLAS report that the object has brightened markedly and developed a faint green glow as it approaches its closest pass by Earth, sharpening ...

Astronomers using the NSF Very Large Array report the first radio detection of a rare Type Ibn supernova, revealing how a massive star lost helium-rich material in the years before its explosion ...

An interstellar comet racing through the inner solar system is giving scientists a rare chemical snapshot of material formed around another star, with early findings showing an unexpectedly low water ...

The meteor shower is known for being bright and colorful. And this year, the peak will happen this weekend, giving more people the chance to see it.

The 2025 Geminid meteor shower should be one of the year's best, peaking the Saturday and Sunday, December 13-14, offering up ...

For the first time, astronomers have captured the brilliance of a superluminous supernova via gravitational lensing.