Chandra X-ray Observatory is a satellite, inaugurated by NASA in 1999. It was named in honour of Indian physicist Subrahmanyan Chandrasekhar. Chandra Observatory can view the X-ray sky with an angular resolution of 0.5 arcsecs. This is over one thousand times better than the resolution of the first orbiting X-ray telescope. Chandra can also detect variations in X-ray emissions as short as 17 microseconds.
Some missions that Chandra Observatory has been on include X-ray observations of:
wikipedia.org dumped 2003-03-17 with terodump