who is nasa's chandra xray observatory named after
Chandra X-ray Observatory Chandra is one of the Great Observatories, along with the Hubble Space Telescope, Compton Gamma Ray Observatory (1991â€“2000), and the Spitzer Space Telescope. The telescope is named after the Nobel Prize-winning Indian-American astrophysicist Subrahmanyan Chandrasekhar.[6] Its mission is similar to that of ESA's XMM-Newton spacecraft, also launched in 1999.
Aryabhata (satellite) It was launched by India on 19 April 1975[1] from Kapustin Yar, a Russian rocket launch and development site in Astrakhan Oblast using a Kosmos-3M launch vehicle. It was built by the Indian Space Research Organisation (ISRO) to gain experience in building and operating a satellite in space.[5] The launch came from an agreement between India and the Soviet Union directed by UR Rao and signed in 1972. It allowed the USSR to use Indian ports for tracking ships and launching vessels in return for launching Indian satellites.[6].Aryabhatta is the first indian man made (artificial ) satellite.