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ISRO Crew Escape System for Gaganyaan: How CES Works

16 October 20251 min read
SCIENCE & TECHNOLOGYISRO Crew EscapeSystem forGaganyaan: HowCES Works16 October 2025safalsetu.com

Why in the news

ISRO presented its in-house abort system that rescues astronauts if a launch fails.

Key facts

  • Protects crew during lift-off and early ascent by quickly moving the module away.
  • Fully designed and developed by ISRO.
  • Sequence: IVHM fires CES, the module separates, then a multi-stage parachute allows controlled splashdown.
TypeMethodUsed in
Puller (ISRO)Solid motors pull moduleGaganyaan, Soyuz, Saturn V
PusherLiquid-fuel engines pushSpaceX Falcon 9

Exam angle

  • Launch vehicle: LVM3.
  • Trigger: IVHM.
  • ISRO type: puller.

Test yourself

1. What triggers the Crew Escape System in an emergency during a Gaganyaan launch?

IVHM triggers CES, as per the notes.

2. Which type of crew escape system does ISRO use for Gaganyaan?

ISRO uses the puller type, where solid motors pull the module away.

3. The Crew Escape System is located at which end of the LVM3 rocket?

CES is at the forward end of the LVM3 rocket.