Links | A brief overview of the history behind X-ray Astronomy: from the differences between optical and X-ray telescopes to descriptions of good Web sites on the subject. |
 chandra.harvard.edu/xray_astro/| Article from Wikipedia which explains what this is and the history behind it. |
en.wikipedia.org/wiki/X-ray_astronomy| Article by Robert Roy Britt that looks back at the history of X-Ray astronomy. |
www.space.com/scienceastronomy/astronomy/xray_anniversary_020618-1.html | |
