ISRO's journey began with the vision of Dr. Vikram Sarabhai

On August 15, 1969, ISRO was officially founded

Launched in 1975, Aryabhata was India's first satellite

The PSLV has been ISRO's workhorse, used for launching satellites into polar orbits

Chandrayaan-1, India's maiden lunar mission

Aditya-L1, a solar mission to study the sun's outermost layer