Riccardo Giacconi

Giacconi's pioneering research continued in 1978 with the Einstein Observatory the first fully imaging X-ray telescope put into space and later with the Chandra X-ray Observatory which was launched in 1999 and is still in operation. During that time he also held the position of Director General of the European Southern Observatory (ESO) (1993–1999). Honors and awards
Helen B.

He is currently a professor at the Johns Hopkins University.