PSLV-C56

The PSLV-C56 was the 58th mission of Indian Space Research Organisation's Polar Satellite Launch Vehicle (PSLV) and the 17th flight of the PSLV-CA variant, and was launched from Satish Dhawan Space Centre First Launch Pad (FLP).

Launch
It was launched on Sunday, 30 July 2023 at 06:31 IST / 01:01 UTC from Satish Dhawan Space Centre, Sriharikota, Andhra Pradesh, India. This was a dedicated commercial mission through NSIL with DS-SAR as primary satellite and VELOX-AM as a co-passenger satellite with other 5 cubesats, all of which belonged to Singapore.

Mission overview
Primary payload: DS-SAR

Secondary payload: 6 Co - Passenger Satellites

PSLV is a 4 stage rocket, its first & third stages use solid fuel (HTBP) and its second & fourth stages use liquid hypergolic fuel.

Propellant:
 * Stage 1: Composite Solid (HTBP based)
 * Stage 2: Earth Storable Liquid (UDMH + N2O4)
 * Stage 3: Composite Solid (HTBP based)
 * Stage 4: Earth Storable Liquid (MMH + MON3)