13 Photos from NASA’s Most Powerful X-ray Space Telescope Reveal the Invisible Universe
NASA’s Chandra X-ray Observatory is one of NASA’s most scientifically productive space missions. The telescope has been in space for 25 years, discovering black holes and dark matter. Chandra’s best images show how the telescope reveals details that other telescopes cannot see. NASA has been using X-rays to unravel the invisible secrets of the universe … Read more