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ISRO Successfully Launches Next-Gen Earth Observation Satellite EOS-09 via SSLV-D3

The satellite will provide hyper-spectral imaging for agriculture, disaster management, and border surveillance.

19 August 2026
2 min 1452
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Quick Exam Facts & Key Pointers
Why in News:

ISRO conducted the third developmental flight of SSLV, successfully placing the state-of-the-art EOS-09 satellite into low Earth orbit.

  • SSLV is designed to deliver satellites up to 500 kg into 500 km planar orbit.
  • EOS-09 features all-weather Synthetic Aperture Radar (SAR).
  • Launched from Satish Dhawan Space Centre, Sriharikota.
  • SSLV has a quick turnaround time of only 72 hours with a small launch team.
  • Exam Relevance: UPSC Prelims (Science & Tech), SSC CGL (General Awareness), State PCS GS Paper-3

    Summary of Key Points:

  • ISRO launched EOS-09 aboard its Small Satellite Launch Vehicle (SSLV-D3) from Sriharikota spaceport.
  • The mission marks the complete operational induction of the SSLV launch vehicle for commercial small satellite deployments.
  • EOS-09 carries dual-band synthetic aperture radar (SAR) operating in C-band and S-band frequencies.
  • The imagery will enhance real-time crop health monitoring, coastal zone management, and flood forecasting.
  • Multi-Exam Focus Analysis

    UPSC Prelims: Remember payload specs, SSLV solid vs liquid stages, and SAR frequencies.
    UPSC Mains (GS-3): How indigenous small satellite launch capabilities enhance India's commercial space economy via IN-SPACe and NewSpace India Limited (NSIL).
    Direct Exam Questions: 1. Name of the launch vehicle: SSLV-D3. 2. Launch site: Sriharikota, AP. 3. Payload name: EOS-09. 4. Weight class: ~520 kg.
    Commercial potential of NewSpace India Ltd (NSIL) and foreign exchange earnings from low-cost small satellite launches.
    General Science & Technology section: Satellite types and space research centers in India.
    GS Paper 3 on Science & Technology developments in India.
    IN-ARTICLE MCQS

    Daily Quiz: ISRO EOS-09 & Space Technology

    2 Questions
    Q1. Which launch vehicle was utilized by ISRO for the deployment of the EOS-09 satellite?
    Explanation: ISRO used the Small Satellite Launch Vehicle (SSLV-D3) for launching the EOS-09 Earth observation satellite from Sriharikota.
    Q2. What type of radar technology is integrated into the EOS-09 satellite for all-weather day-and-night imaging?
    Explanation: EOS-09 carries a Synthetic Aperture Radar (SAR) capable of capturing high-resolution images regardless of weather conditions or cloud cover.

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