NASA has released three stunning new images of interstellar comet 3I/ATLAS ahead of its historic closest approach to Earth.

The rare comet 3I/ATLAS, an interstellar visitor, is set to make its closest approach to Earth on December 19. This article provides tips on how to observe this cosmic spectacle.

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

Zoom into an amazing James Webb Space Telescope view of galaxy NGC 3256. It is " the wreckage of a head-on collision between ...

Explore how the Chandra X-ray Observatory captures high-energy details in space that other telescopes cannot detect, offering ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

From a particle smasher encircling the moon to an “impossible” laser, five scientists reveal the experiments they would run ...

"We might lose the ability to observe about 30% of the faintest galaxies. We are at the point of starting to be able to see ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.

TNO, the Netherlands Organisation for Applied Scientific Research, has signed its first contract with the W. M. Keck Observatory to initiate the design of Keck’s Adaptive Secondary Mirror (ASM).