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Title: Vs-40  
Author: World Heritage Encyclopedia
Language: English
Subject: VS-30, Satélite de Reentrada Atmosférica, VLM (rocket), Rohini (rocket family), Barreira do Inferno Launch Center
Collection: Sounding Rockets of Brazil, Space Program of Brazil
Publisher: World Heritage Encyclopedia


VS-40 (Foguete Suborbital VS-40)

VS-40 rocket on display in Brasília
Function Sounding rocket
Manufacturer Instituto de Aeronáutica e Espaço
Country of origin Brazil
Height 9.50 m (31.10 ft)
Diameter 1.01 m (3.31 ft)
Mass 6,800 kg (14,900 lb)
Stages 2
Payload to LEO 500 kg (650 km)
Launch history
Status Active
Launch sites Centro de Lançamento de Alcântara, Andøya Rocket Range, Centro de Lançamento da Barreira do Inferno (planned)[1]
Total launches 3
Failures 0
First flight 2 April 1993
First stage - S40TM
Engines 1 Solid
Thrust 208.39 kN (46,848 lbf)
Specific impulse 275 s (2.70 kN·s/kg)
Burn time 56 seconds
Fuel Solid
Second stage - S44M
Engines 1 Solid
Thrust 33.24 kN
Specific impulse 282 s
Burn time 68 seconds
Fuel Solid

The VS-40 (Foguete Suborbital VS-40) is a Brazilian sounding rocket using solid fuel, stabilized aerodynamically, distributed between the first stage S40TM (4,200 kg) engine and the second stage S44M (810 kg) engine.[2][3] This configuration corresponds to the upper stages of the VLS-1 rocket.


  • Flights 1
  • Characteristics 2
  • References 3
  • External links 4


  • VS-40 PT-01 - "Operação Santa Maria" - 1993/04/02 - Qualifying flight for the S44 engine. 760 seconds in micro-gravity.
  • VS-40 PT-02 - "Operação Livramento" - 1998/03/21 - VAP-1 (Fokker) payload.
  • VS-40 - in development - SARA Suborbital 2


  • Length (mm) 6725
  • Payload Mass (kg) 500
  • Diameter (mm) 1000
  • Total takeoff mass (kg) 6,737
  • Mass of propellant (kg) 5,054
  • Structural mass (kg) 1,028
  • Apogee (km) 650
  • Microgravity time (s) 760


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External links


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