LAUNCH VEHICLES OF ISRO

Why in news

ISRO’s INSAT 3D delivers 1^st pictures.

Legacy launch vehicles:

• Satelitte Launch Vehicles (SLV)
• Augmented Satellite Launch Vehicle (ASLV)

(retired no longer used)

Launch Vehicles currently in use

PSLV (Polar Satellite Launch Vehicle)

After its first successful launch in October 1994, PSLV emerged as a reliable and versatile workhorse launch vehicle of India.

PAYLOAD CAPACITY

Low Earth Orbit (LEO): 1,750 kg of payload to Sun-Synchronous Polar Orbits of 600 km altitude

Geostationary orbit: 1425 Kg

STAGES

4 Stages

Stage 1: solid (HTPB)

Stage 2: Liquid (Vikas engine) ( UDMH + N ₂ O ₄)

Stage 3: Solid (HTPB)

Stage 4: Liquid (MMH + MON)

LAUNCHES

Aditya L1

Chandrayaan 1

XPOSAT

Mars Orbiter Mission

GSLV MK II (Geosynchronous Satellite Launch Vehicle )

PAYLOAD CAPACITY

LEO: 6000Kg

GTO: 2250Kg

STAGES

3 Stages

Stage 1: solid (HTPB)

Stage 2: liquid (Vikas engine: UH25 + N2O4)

Stage 3: cryogenic (CE 7.5: LOX + LH2)

Launches

Some INSAT series, EDUSAT, NVS, GSAT and EOS

GSLV MK III (Geosynchronous Satellite Launch Vehicle Mk III) /LVM 3

PAYLOAD CAPACITY

LEO: 4000Kg

GTO: 8000Kg

STAGES

3 Stages

Stage 1: solid(HTPB) two S200 booster

Stage 2: liquid (2 Vikas engines  : UDMH + H2O )

Stage 3: cryogenic (CE 20: LOX + LH2)

LAUNCHES

Chandrayaan 3, upcoming: Gaganyaan