2017: Dan David Prize (Israeli Academy)
2002: Jansky Lecturer (Associated Universities, Inc)
1996: Distinguished Alumni Award, Indian Institute of Technology, Delhi
1992: NSF Alan T. Waterman Award (US National Science Foundation)
1991: Helen B. Warner Prize (American Astronomical Society)
1990: David & Lucille Packard Fellowship in Science & Engineering
1990: Vainu Bappu Memorial Award (Astronomical Society of India)
1988: Alfred P. Sloan Resarch Fellow