Images and spectra—charts showing the distribution of light across different wavelengths from an object—are the two main ways astronomers investigate the universe. Images tell them what things look ...

NASA is celebrating the 25th anniversary of its Chandra X-ray Observatory launch by sharing never-before-seen photos of the largest known spiral galaxy in the universe. The Chandra X-ray observatory ...

When a star is born or dies, or when any other very energetic phenomenon occurs in the universe, it emits X-rays, which are high-energy light particles that aren’t visible to the naked eye. These ...

LOS ANGELES -- A glowing supernova remnant, a nebula shaped like a cat's paw and the iconic "Pillars of Creation" are just a few of the celestial objects that shine in 25 never-before-seen images ...

See James Webb Space Telescope and Chandra X-ray Observatory composites of the Carina Nebula, Stephan's Quintet, Cartwheel ...

The Chandra X-ray Observatory was launched on July 23, 1999 aboard Space Shuttle Columbia. See 25 'never-before-seen' images ...

I’m an astrophysicist mapping the universe with data from the Chandra X-ray Observatory. Clear, sharp photos help me study energetic black holes Giuseppina Fabbiano When a star is born or dies, or ...

WASHINGTON — Ten years ago, on July 23, 1999, NASA’s Chandra X-ray Observatory was launched aboard the space shuttle Columbia and deployed into orbit. Chandra has doubled its original five-year ...