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

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency ...

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

By studying what makes the Milky Way unique, astronomers are hoping to understand our galaxy’s past and unravel the mystery ...

NASA’s SPHEREx space telescope has settled into low-Earth orbit, providing a wellspring of publicly available space data.

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

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

The American Astronomical Society (AAS), the SETI Institute, and the NASA Community College Network (NCCN) have teamed up to ...

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