Aryabhata, named after the renowned Indian mathematician and astronomer, was the first Indian satellite to be launched into space on April 19, 1975.

The INSAT (Indian National Satellite System) series of satellites are primarily designed for communication purposes, providing services such as television broadcasting, telephony, and data transmission.

Mangalyaan, also known as the Mars Orbiter Mission, was India's first interplanetary mission and successfully reached Mars' orbit in September 2014, making India the fourth space agency to achieve this feat.

The Chandrayaan-1 mission, launched in 2008, aimed to study the mineralogical composition of the lunar surface, search for water, and map the lunar surface in detail.

Aditya-L1 is India's first mission dedicated to studying the Sun's corona. It was launched in 2023 and is positioned at the Lagrange point 1 (L1) between the Earth and the Sun.

IRNSS (Indian Regional Navigation Satellite System), also known as NAVIC (Navigation with Indian Constellation), is India's regional navigation satellite system, providing accurate positioning services over the Indian subcontinent and its surrounding regions.

Megha-Tropiques was a joint mission between India and France launched in 2011 to study the Earth's tropical regions and the interactions between the atmosphere, oceans, and land surfaces.

RLV-TD (Reusable Launch Vehicle - Technology Demonstrator) is India's first reusable launch vehicle, designed to reduce the cost of space missions by enabling the reuse of rocket boosters.

ASTROSAT (AstroSat) is India's first dedicated astronomy satellite, launched in 2015 to study the universe in X-ray, ultraviolet, and visible light.

Gaganyaan is India's first human space mission, aiming to send three astronauts into space by 2023.

NISAR (NASA-ISRO Synthetic Aperture Radar) is a joint mission between India and the United States to study the Earth's oceans and atmosphere using synthetic aperture radar technology.

Shukrayaan-1 is India's first mission to Venus, planned for launch in the 2030s to study the planet's atmosphere, surface, and interior.

Aditya-2 is India's second mission to study the Sun, planned for launch in the 2030s to investigate the Sun's magnetic field and its impact on Earth's climate.

Jupiter Orbiter Mission is India's first mission to Jupiter, planned for launch in the 2030s to study the planet's atmosphere, interior, and moons.