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Vikram-1 Orbital Launch Vehicle

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April 27, 2026

Prelims: Current events of national & international importance | Science & Technology

Why in News?

Recently, Skyroot Aerospace flagged off the payload fairing of Vikram-1; this launch campaign begins soon, marking a historic milestone in India’s private space sector.

  • Rocket Type – India’s first privately developed multi‑stage orbital launch vehicle, authorised by IN‑SPACe, set to pioneer private orbital satellite launches.
  • Developed by – Skyroot Aerospace (private company).
    • Skyroot was also the 1st private company to carry out a single-stage sub-orbital flight in 2022.
  • Launch site – Satish Dhawan Space Centre, Sriharikota.

Features

  • Multi-stage launch vehicle – solid + liquid propulsion + cryogenic.
  • Height – Approximately 23 metres (equivalent to a 7‑storey building).
  • Honour – The launch vehicle has been named to honour Dr Vikram Sarabhai, considered to be the father of the Indian space programme.
  • Propulsion systems – Named after Indian scientific pioneers –
    • High thrust solid boosters for liftoff - Kalam
    • Liquid engines for orbital precision - Raman
    • Cryogenic stage - Dhawan
  • Payload capacity – Up to 350 kg to Low Earth Orbit; 260 kg to Sun‑synchronous Orbit.
  • Structure – It is made of
    • Carbon composite instead of metals – Lightweight, faster assembly, cost‑effective.
    • 3D‑printed engines – Indigenously developed, reduce manufacturing time and assembly easier, quicker and cheaper.
    • Flexibility – Dedicated and rideshare launches; custom orbital deployment.

Quick Fact

Feature

Low Earth Orbit (LEO)

Sun Synchronous Orbit (SSO)

Altitude

160–2,000 km; LEO is the broad orbital regime.

500 – 800 km; specialised orbit within LEO, critical for Earth observation satellites

Inclination

Variable (depends on mission)

Near polar, 97°–99° (98° typical)

Coverage

Small footprint; requires constellations for global coverage

Passes the same area at the same local solar time daily

Applications

Communication constellations (e.g., Starlink), ISS and general Earth observation

Remote sensing, cartography, weather and environmental monitoring

Energy Requirement

Lower; easier to reach

Higher, precise altitude + inclination needed

References

  1. Indian Express | Vikram - 1
  2. NDTV | Vikram - 1
  3. Skyroot | Vikram - 1
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