Award of the Institution of Engineers (India), Karnataka (1992)

Dr.Y.Nayudamma Memorial Award (1995).

Dr.K.R.Ramanathan Memorial Gold Medal for 1995 conferred by Indian Geo-Physical Union (1995)

FIE Foundation's 1995 National Award (1996)

G.P.Chatterjee Memorial Award (1997) of ISCA

M.P.Birla Memorial Award in Astronomy (1997).

Goyal Award conferred by Goyal Foundation (1997).

Biren Roy Memorial Lecture Medal of the Indian Physical Society, Calcutta (1998).

Outstanding Achievement in Indigenisation Award of the Lakshmikanthammal Education Trust, Chennai (1999).

Vidya Ratna National Award of Subbaram Trust, Bangalore (1999)

Shri Murli M.Chugani Memorial Award for Excellence in Applied Physics of Indian Physics Association (1999)

H.K.Firodia Award for Excellence in Science & Technology by H.K.Firodia Memorial Foundation (1999)

Aryabhata Medal Award 2000’ conferred by Indian National Science Academy, Calcutta (2001)

4th Sri Chandrasekarendra Saraswati National Eminence Award‘ by South Indian Education Society, Mumbai on 28/12/2001(2001)

International Collaboration Accomplishment Award 2001', conferred by International Society for Air Breathing Engines (ISOABE) , Bangalore on (2001)

Rathindhra Puraskar' for the year 1999 by Visvabharati, Santiniketan (2002)

Award of "Officer of the Legion d'honneur", the highest decoration given by the Government of France (2002)

"V.Krishnamurthy Award for Excellence" conferred by Centre for Organisation Development, Hyderabad (2002)

"G.M.Modi Award" for outstanding contribution in innovative Science, conferred by Gujarmal Modi Science foundation, New Delhi (2002)

'Bhoovigyan Ratna Award' from Bhoovigyan Vikas Foundation, New Delhi (2002)

8th National Science & Technology Award for Excellence by the Jeppiaar Educational Trust, Chennai (2003)

'6th Ram Mohan Puraskar 2003' awarded by Ram Mohan Mission, Calcutta (2003)

'Asutosh Mookerjee Memorial Award' by the Indian Science Congress, Chandigarh (2004)

'Man of the Year' award by the Centenarian Trust, Chennai (2004)

'Prof. M.N.Saha Memorial Lecture Medal' of the National Academy of Sciences of India, Jaipur (2004)

'Life Time Contribution Award in Engineering' for 2004 by Indian National Academy of Engineering, Delhi (2004)

'ISPRS Brock Medal' instituted jointly by ISPRS and ASPRS, Istanbul, Turkey (2004)

Allan D Emil Memorial Award of the International Astronautical Federation (IAF), Vancouver, Canada (2004)

'Balvantbhai Parekh Gold Medal 2005' for life-time Achievements in Space Science by The Indian Planetary Society, Mumbai (2005)

'Aryabhata Award 2003' by Astronautical Society of India (2005)

'Lifetime Achievement Award' of the Asia-Pacific Satellite communications Council, Singapore (2005)

'Lakshmipat Singhania - IIM Lucknow National Leadership Award 2006' by Indian Institute of Management, Lucknow (2006)

The Jewel of Ruia Award by Ruia College Alumni Association, Shikshana Prasaraka Mandali's Ramnarain Ruia College, Dec. 2007

Theodore Von Karman Award by International Academy of Astronautics (IAA), France (2007)

Maharana Udai Singh Award by Maharana of Mewar Charitable Foundation in Udaipur, March 2, 2008

Rajayogindra Award, Maharaja of Mysore, Mysore, 18 July 2008

Vikram Sarabhai Memorial Gold Medal, 96th Indian Science Congress, The Indian Science Congress Association, 3 January 2009, Shillong

Shasthra Bhooshan Award by His Highness Pazhassi Raja Charitable Trust, Kerala, 27 February 2009

Prof Y. T. Thathachari Lifetime Achievement Award by Bhramara Trust of Prof. Y T Thathachari and Smt. Madhuri Thathachari of Mysore on March 14, 2009