The Chandra X-ray Observatory is the darling of high-energy astrophysics. Famed for providing unequaled x-ray views of ...

Scientists breathed a collective sigh of relief last week when NASA announced that the Chandra X-ray Observatory had been ...

Astronomers continue to stress the value of X-ray science as NASA's flagship Chandra X-ray telescope remains on the chopping ...

One such telescope is the Chandra X-ray Observatory. Well, for most of you, the instant question upon hearing its name is: ...

Using NASA's space-based Chandra X-ray Observatory and the retired Spitzer Space Telescope, astronomers have discovered "danger zones" for planets that are forming around young stars. The team found ...

There are monstrous objects at the heart of every large galaxy — black holes that are millions or even billions of times more ...

The black hole's voracious appetite, which has allowed it to pile on more than seven million solar masses in just 12 million ...

Distant Quasar: Multiple images of a distant quasar are visible in this combined view from NASA’s Chandra X-ray Observatory ...

Credit: NASA NASA is delaying making a final decision about potential cost cuts that will determine the fate of the Chandra X-ray Observatory and affect the Hubble Space Telescope's science program.

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

NASA’s Chandra spots unusual 'knots' in a nearby black hole jet. X-ray data shows bright knots in Centaurus A black hole’s ...