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ISRO Conducts IADT-02 for Gaganyaan G1, Tests 5.7-ton Crew Module from 3-km Altitude

Target:UPSC GS-IIIMPSCSSC GATeachingPrelims HighMains MediumStatic GK Link
01 May 2026
~2 min
Source: The Hindu
Key Data:5.7 tonnes3 km3,500 metresDecember 18, 2025
Bodies:ISROIndian Air Force
Practice MCQs from today's news ▸
What This Article Covers

1.ISRO successfully conducted the second Integrated Air Drop Test (IADT-02) for the Gaganyaan mission, dropping a 5.7-ton simulated Crew Module from a 3-km altitude near Sriharikota.

2.Assembly of the Human-Rated Launch Vehicle Mark-3 for the first uncrewed Gaganyaan flight (G1) began in December 2025 at Satish Dhawan Space Centre.

3.The four selected Indian astronauts underwent a week-long behavioral study in Leh at 3,500 metres above sea level, alongside scientists and medical teams.

The Big Picture
Prelims · HighMains · Medium

ISRO is advancing its first human spaceflight program, Gaganyaan, through critical ground tests. The second Integrated Air Drop Test (IADT-02) successfully validated the Crew Module's parachute system, while astronauts underwent behavioral studies in high-altitude Leh, marking significant progress towards the uncrewed G1 mission.

Exam Lens

Quick Exam Facts From News

Crew Module Mass (G1)5.7 tonnes
IADT-02 Drop Altitude3 km (approx.)
Astronaut Study Location Altitude3,500 metres above sea level
Launch Vehicle Assembly StartDecember 18, 2025

1-Minute Revision

  • ›Crew Module Mass (G1): 5.7 tonnes
  • ›IADT-02 Drop Altitude: 3 km (approx.)
  • ›Target this Data: 5.7-tonne mass of Crew Module for G1 mission
  • ›Target this Nodal Body: Indian Space Research Organisation (ISRO)
  • ›Target this Location: Satish Dhawan Space Centre, Sriharikota

Mastered this topic? Test your knowledge with a full MCQ quiz.

Practice exam-style questions, track your score, and strengthen your recall.

Q1Static LinkageEasy

Which Indian space agency is responsible for the Gaganyaan mission?

Q2Statement-basedHard

Consider the following statements regarding the Gaganyaan mission updates:

1. ISRO successfully conducted the second Integrated Air Drop Test (IADT-02) by dropping a simulated Crew Module from an altitude of about 3 km.

2. The Human-Rated Launch Vehicle Mark-3 for the first Gaganyaan crewed flight began assembly in Sriharikota in December 2025.

3. The four selected astronauts underwent behavioral studies at an altitude of 3,500 metres above sea level in Leh.

Which of the statements given above is/are correct?

Q3Data-centricMedium

According to the article, what was the mass of the simulated Crew Module used in the IADT-02 test for Gaganyaan?

Q4Application/ImpactMedium

What is the primary purpose of conducting Integrated Air Drop Tests (IADT) like IADT-02 for the Gaganyaan mission?

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