Behold, the giants! The Hubble Space Telescope has completed a decade of observing Jupiter, Saturn, Uranus and Neptune.

Fly about 2,600 light-years to Hubble Space Telescope imagery of the Cygnus loop nebula. See images from 2001 and 2020.

For the first time, a new study confirms that circumgalactic medium (CGM) doesn’t just contain “hot gases enriched in oxygen” ...

See composite views of the Cartwheel Galaxy captured by the James Webb Space Telescope. The galaxy is 500 million light years ...

Looking at a distant galaxy means looking back in time.

Hubble made no claims about a creator, but his discoveries and the wonder they evoke have prompted others to reconsider ‘the ...

Cosmic Leviathan: A galaxy cluster, resembling a submerged sea monster, distorts spacetime around it, as captured by the ...

A year of discovery awaits, with missions poised to reveal new insights about our home planet, solar system, galaxy, and ...

In 1925, grad student Cecilia Payne first proposed that stars were mostly made of hydrogen and helium and shaped our ...

New data confirms Hubble's finding and refutes current theories of planet formation in the universe’s early days. Thanks to ...

Happy Galaxies Day! A century ago tonight, Edwin Hubble exposed a photograph at the 100-inch telescope on Mt. Wilson whose ...

A "missing link" black hole in Omega Centauri is still missing. What appeared to be an intermediate-mass black hole was a ...