The Chandra X-ray Telescope is investigating the habitability of exoplanets. NASA explains. Credit: NASA/CXC/A. Hobart ...

The SMITHSONIAN ASTROPHYSICAL OBSERVATORY is a part of the Smithsonian Institution which, in conjunction with the Harvard ...

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

Jonathan McDowell is retiring from studying the universe. But he’s ramping up efforts to chronicle humanity’s exploration of ...

A distant galaxy that lay quiet for decades has suddenly stirred, lighting up in dramatic bursts that have caught astronomers ...

M16, also known as the Eagle Nebula, is a young star-forming region in the Serpens constellation, famously home to the "Pillars of Creation" captured by the Hubble Space Telescope. NGC 3627 is a ...

A Michigan State University researcher saw X-rays coming from a black hole using the NASA Chandra X-Ray Observatory telescope ...

This image of the Helix Nebula, released on March 4, 2025, shows a potentially destructive white dwarf at the nebula's center ...

Scientists have been receiving X-ray signals from the Helix Nebula for decades, but now they believe it may hide a horrifying and grisly secret.

In a study published in The Astrophysics Journal, a Michigan State University researcher used the NASA Chandra X-Ray ...

This colorful image of the Helix nebula may mirror what someday could become of our sun and our home planet. Released on ...

Data from NASA’s Chandra X-ray Observatory and ESA’s XMM-Newton indicate that remnants of the destroyed plane... A brief yet intense X-ray flash, XRT 200515, was detected in NASA's Chandra ...