The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

Astronomers have released the most comprehensive photograph of the Andromeda galaxy, which contains over 200 million stars.

G3 (ATLAS) showed off its spectacular tail plumage to NASA spacecraft when it flew close to the sun this month.

January started out with a meteor shower and now has a planetary alignment in store. Here's what you'll be able to see and ...

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...

Skywatchers can spot Venus, Saturn, Jupiter and Mars in the night sky with the naked eye, but two other planets might need a ...

A coronal mass ejection earlier this week may pull the northern lights to more northern U.S. states, forecasters said.

The images were captured using NASA’s Earth Polychromatic Imaging Camera (EPIC), a 4MP CCD camera and telescope on the DSCOVR satellite ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

The Blue Ghost lunar lander, built by the Texas-based company Firefly Aerospace for NASA, launched to space on Jan. 15, and ...

Firefly Aerospace's Blue Ghost mission to the moon has captured stunning video of the Earth eclipsing the sun, as seen from space.

Peculiar bursts of energy called chorus waves have been detected in deep space far from our planet, suggesting they could ...