The NASA/ESA Hubble Space Telescope has unveiled a stunning image of the Abell 209 galaxy cluster, located 2.8 billion ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing the cosmos. To mark Webb's third year of operations, NASA shared an image ...

A new 527-megapixel image captures two open star clusters, NGC 456 and NGC 460, orbiting our Milky Way galaxy. The image uses ...

NASA's Hubble Space Telescope captured a bright variable star, V 372 Orionis, and its companion in this festive image in this ...

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...

A colossal cluster of galaxies is bending the very fabric of space—and it’s the focus of this week’s breathtaking image from ...

Then they combed through 150 archived Hubble images of Neptune looking for the moon. Using those Hubble images, they were ...

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

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

In just over 10 hours of test observations, the Vera C. Rubin Observatory captured millions of celestial objects, opening the ...

Two new images from the Hubble Space Telescope show how diverse spiral galaxies can be.

Hubble required a Space Shuttle repair mission costing over $1 billion to remedy its blurry cosmic images. "The telescope had become a big joke," Williams said. "Political cartoons lambasted NASA." ...