Listen: Chandra X Ray Observatory And Twenty Years discussed on 24 Hour News
"The first x Ray source beyond the solar system was discovered in nineteen sixty two and since then more than three dozen x Ray telescopes have been sent into space. The largest Chandra x Ray observatory turns twenty years old this year. X Ray telescopes operate in a different way from optical telescopes which use glass mirrors together Starlight x-rays would pass right through such mirrors. So in the x Ray telescopes that take pictures the inside of the telescopes barrel is coated with a substance that reflects xrays the x rays glance off this mirror and into the instruments that measure them that produces pictures of x Ray objects some of the most interesting objects in the universe. We'll have more about x Ray astronomy. Tomorrow starting"