The Chandra X-ray Observatory was launched on July 23, 1999 aboard Space Shuttle Columbia. See 25 'never-before-seen' images from the observatory to mark the anniversary. Credit: NASA/CXC/A.

X-ray astronomy is a somewhat neglected corner of the more general field of astronomy. The biggest names in telescopes, like ...

NASA's Chandra telescope was used to uncover the explosive past of an ancient dead star through 'space archaeology.' ...

For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...

A decades-old cosmic mystery may finally be solved. Scientists now suspect that the strange X-ray glow from a distant white ...

Observations by ROSAT, Chandra, and XMM-Newton between 1992 and 2002 show that the X-ray signal from the white dwarf has remained approximately constant in brightness during that time.

NASA's achievements include the 1958 launch of Explorer 1, the 1969 Apollo 11 moon landing, and the Hubble Space Telescope's revelations. Notable accomplishments also cover the Chandra X-ray ...

SPHEREx continues BAE Systems' long support of NASA's astrophysics missions, including contributions to the Hubble Space Telescope, Chandra X-Ray Observatory, James Webb Space Telescope, and the ...

Some people scrub them every day while others say letting water run over them in the shower is enough. So are you cleaning ...

Most of the world went into lockdowns in March 2020 response to the Covid-19 pandemic, but what has been the impact in those ...

The observatory launched alongside NASA's Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission aboard a SpaceX Falcon 9 rocket. NASA’s SPHEREx Observatory successfully launched with a BAE ...