I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 2283, which is located about 45 million light-years ...

The James Webb Space Telescope and Hubble Space Telescope have captured amazing views of spiral galaxy NGC 2566. Credit: ...

Explore the warped spiral galaxy NGC 3718 and its neighbor NGC 3729 — a dynamic duo of deep-sky oddities in the constellation Ursa Major.

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...

Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

"The best time to see the Milky Way in (Massachusetts) is from March to September," according to the Capture the Atlas ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

Galaxies have an overall internal motion called disk velocity. It’s how gas, dust, and stars move around the galactic center.

NASA’s James Webb Space Telescope began its legendary mission unfolding the secrets of our universe and producing some of the ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.