Bhaskara-I, launched in 1979, was the first Indian satellite to detect solar gamma rays.

TACT (Tracking and Correlation Telescope) was the name of the Indian gamma-ray telescope that was flown on a balloon in 1985.

SROSS-C (Stretched Rohini Satellite Series-C), launched in 1989, was equipped with a gamma-ray spectrometer to study solar gamma rays.

GRIT (Gamma-Ray Imaging Telescope) was the name of the Indian gamma-ray telescope that was flown on a sounding rocket in 1992.

SROSS-C2 (Stretched Rohini Satellite Series-C2), launched in 1994, was equipped with a hard X-ray telescope to study solar gamma rays.

GRASP (Gamma-Ray Astronomy Payload) was the name of the Indian gamma-ray telescope that was flown on a balloon in 1995.

SROSS-C3 (Stretched Rohini Satellite Series-C3), launched in 2001, was equipped with a gamma-ray burst monitor to study solar gamma rays.

SIGMA (Solar Imaging Gamma-ray Array) was the name of the Indian gamma-ray telescope that was flown on a balloon in 2005.

SROSS-C4 (Stretched Rohini Satellite Series-C4), launched in 2007, was equipped with a gamma-ray spectrometer to study solar gamma rays.

TACT (Tracking and Correlation Telescope) was the name of the Indian gamma-ray telescope that was flown on a balloon in 2010.

SROSS-C5 (Stretched Rohini Satellite Series-C5), launched in 2013, was equipped with a hard X-ray telescope to study solar gamma rays.

GRASP (Gamma-Ray Astronomy Payload) was the name of the Indian gamma-ray telescope that was flown on a balloon in 2015.

SROSS-C6 (Stretched Rohini Satellite Series-C6), launched in 2018, was equipped with a gamma-ray burst monitor to study solar gamma rays.

SIGMA (Solar Imaging Gamma-ray Array) was the name of the Indian gamma-ray telescope that was flown on a balloon in 2020.