A team of scientists has used X-ray and gamma-ray observations of some of the most distant objects in the Universe to better understand the nature of space and time. Their results set limits on the ...

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 ...

A series of five new images from NASA’s Chandra X-ray Observatory show the beauty of space as seen in the X-ray wavelength. Data from Chandra has been combined with data from other telescopes ...

NASA has released dozens of never-before-seen images of cosmic objects from the corners of the universe captured by the world's most powerful X-ray telescope. The breathtaking images, taken by the ...

The most powerful X-ray telescope ever built has reached its landmark 25th anniversary in space — but back on Earth, astronomers worry that its future is very much in doubt. Supporters of the Chandra ...

Four composite images deliver dazzling views from NASA’s Chandra X-ray Observatory and James Webb Space Telescope of two galaxies, a nebula, and a star cluster. Each image combines Chandra’s X-rays — ...

Astronomers might face layoffs, a key observatory might be forced to shut down and precious cosmic details might start to fade from view. When you purchase through links on our site, we may earn an ...

NASA's Chandra X-ray Observatory is one of its most scientifically productive space missions. The telescope has been in space for 25 years, discovering black holes and dark matter. Chandra's best ...

"Chandra is a living legacy that we hope will continue to help us explore the universe for years to come." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...