8 July 2026

Loss of contact with Drishti satellite

The topic highlights the growing role of private space startups in India and the technical challenges of space missions, such as the impact of space weather, which serves as useful context for questions on India's space sector and technological indigenization.

Questions

1. Discuss the significance of integrating electro-optical (EO) and synthetic aperture radar (SAR) sensors in earth observation satellites. How do such technological advancements enhance India's private space sector capabilities? 150 words
   Attempt this — 150 words in 8 min

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2. Space weather, including geomagnetic solar storms, poses significant risks to orbital assets. Analyze the challenges posed by space radiation to satellite infrastructure and discuss the necessity for robust space situational awareness and mitigation strategies in the context of India's growing space economy. 250 words
   Attempt this — 250 words in 11 min

   0 / 250 words 11:00 Reset

Prelims

1. What is the primary technological feature of the Drishti satellite?

   1. A It is the first satellite to be entirely manufactured by the Indian Space Research Organisation (ISRO).
   2. B It integrates electro-optical (EO) and synthetic aperture radar (SAR) sensors into a single platform.
   3. C It is the first satellite to use nuclear propulsion for deep space exploration.
   4. D It is a dedicated communication satellite for the Indian maritime sector.

2. Which phenomenon is identified as the likely cause for the anomaly in the Drishti satellite mission?

   1. A Cyber-attack on the satellite's ground control system.
   2. B Failure of the SpaceX Falcon 9 launch vehicle.
   3. C Collision with space debris in Low Earth Orbit.
   4. D Geomagnetic solar storm radiation effects.