The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

The James Webb Space Telescope's Near-Infrared Camera (NIRCam) reveals a stunning view of star-forming region Sagittarius C ...

Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

Greetings, stargazers. Emission nebulae are the subject of many of the most spectacular astrophotographs published in the last decade. Although there are many subcategories of nebulae, they all ...

This year, the Buck Moon follows Earth's aphelion, the point in its orbit farthest from the Sun, by just a few days, ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

Colorado residents and visitors who tilt their heads skyward after dark this July will witness awe-inspiring astrological ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

Astronomers have detected a third interstellar object, named 3I/ATLAS. Preliminary studies suggest it may originate from a specific part of the Milky Way's galactic disk.

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...