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

Chandra X-ray Observatory observations of the Perseus galaxy cluster black hole and M87's jet have been turned into sound by ...

Astronomers have discovered a unique nebula shaped like a guitar using NASA's Chandra X-ray Observatory and Hubble Space ...

The PRIMA space telescope would observe the cosmos in far-infrared light, while AXIS would be an orbiting X-ray detector.

New images show the rapidly rotating pulsar of the "Guitar Nebula" shooting out a gigantic cosmic plume of plasma, X-rays and ...

NASA telescope spotted a glowing nebula that looks like a guitar shredding rapid pulses of stellar material through space ...

New images of the massive structure is helping astronomers identify the tune being played by the celestial guitar.

Researchers using XMM-Newton and Chandra telescopes have linked X-ray emissions from 21 distant quasars to rapid supermassive ...

The Guitar Nebula, powered by pulsar PSR B2224+65, produces glowing particles and X-rays. This reveals how particles travel ...

For decades, astronomers have puzzled over how the supermassive black holes residing in the center of galaxies form. Now, ...