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cosmic image with text and inset graphs
Mar 22, 2018

On the outskirts of our galaxy, a cosmic tug-of-war is unfolding—and only NASA’s Hubble Space Telescope can see who’s winning. The players are two... Read more

The Crab Nebula.
Mar 14, 2018

Next year marks the 20th anniversary of NASA’s Chandra X-ray Observatory launch into space. The Crab Nebula was one of the first objects that Chandra... Read more

closeup of blurry galaxy with defined center
Mar 13, 2018

Astronomers have put NASA's Hubble Space Telescope on an Indiana Jones-type quest to uncover an ancient "relic galaxy" in our own cosmic backyard.... Read more

dusty blue image of star system with annotations
Mar 7, 2018

Astronomers have used NASA's Hubble Space Telescope to uncover a vast, complex dust structure, about 150 billion miles across, enveloping the young... Read more

illustration of TESS
Mar 6, 2018

Media accreditation now is open for the launch of a NASA spacecraft that will search for planets outside of our solar system with a field of view almost 400 times larger than that of the agency’s... Read more

Cosmic Bow Shocks Poster

Bow shocks form across the universe, and studying bow shocks can reveal many cosmic secrets. Read this story Read more

An ultraluminous X-ray source in the M51, or Whirlpool, galaxy.
Mar 5, 2018

In the 1980s, scientists started discovering a new class of extremely bright sources of X-rays in galaxies. These sources were a surprise, as they... Read more

artists concept showing sun, beige planet
Mar 2, 2018

Much like detectives study fingerprints to identify the culprit, scientists used NASA’s Hubble and Spitzer space telescopes to find the “fingerprints... Read more

The K-REX2 rover is being tested in the Atacama Desert
Feb 28, 2018

How would you search for signs of life – traces of tiny, living microbes or their fossilized remains – in an extreme and distant environment? NASA... Read more