Chandrayaan 2 was launched with the help of Geosynchronous Satellite Launch Vehicle Mark III. It is popularly known as GSLV Mk III.
GSLV Mk III is a three-stage medium-lift launch vehicle developed by the ISRO. It is a multi-purpose launch vehicle, initially designed to launch communication satellites into a geostationary orbit. It is now identified as the launch vehicle for manned missions under the Indian Human Spaceflight Programme. It has a higher payload capacity than GSLV Mk 2. It can carry a payload up to 10,000 kilograms to the Low Earth Orbit and 4,000 kilograms to the Geostationary Transfer Orbit.
Picture Credit : Google