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

This portrait from the NASA/ESA Hubble Space Telescope puts the nearby galaxy NGC 4449 in the spotlight. The galaxy is ...

Explore 6 of the most breathtaking space pictures captured by NASA's iconic Hubble Space Telescope, revealing the universe's wonders.

New measurements of the universe’s expansion using James Webb Space Telescope appear to resolve the Hubble constant conflict ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

The Vera C. Rubin Observatory in Chile has unveiled its first images, leaving astronomers in awe of the unprecedented ...

A late move to transfer the space shuttle Discovery from Virginia to Houston was blocked, at least for now, on a Senate ...

The game-changing Vera C. Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...

Astronomers have been trying to detect atmospheres on planets orbiting TRAPPIST-1, but bursts of radiation from the star make ...

An exoplanet 60 light-years away from Earth, known as 14 Herculis c, is thought to be the coldest one yet found, researchers ...

Using the James Webb Space Telescope (JWST), astronomers have peered deep into one of the Milky Way's most radiation-intense ...

Part of the first image Hubble made (above right) is about 50 percent sharper than an image of the same area of space taken with a ground-based telescope (above left). Photograph by NASA/ESA In ...