ISRO’s RISAT-2 Satellite

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ISRO’s RISAT-2 Satellite

Recently the RISAT-2 (Radar Imaging Satellite) satellite launched by the Indian Space Research Organization (ISRO) has again entered the Earth’s atmosphere uncontrollably.

RISAT-2 is India’s first “Eye in the Sky” satellite, which helps in round-the-clock border surveillance along with preventing infiltration and tracking cross-border terrorism or anti-national activities.


  • RISAT-2 is a radar-imaging satellite. It was part of ISRO’s RISAT program. Its weight is about 300 This satellite was launched by PSLV-C12 in the year 2009.

ISRO's RISAT-2 Satellite

  • RISAT satellites are fitted with a Synthetic Aperture Radar (SAR). These radars can take pictures of the Earth during the day and night and also in cloudy conditions.
  • RISAT-2 was developed more rapidly after the 2008 Mumbai terror attacks due to delays in the C-band being developed indigenously for the RISAT-1
  • India’s first dedicated reconnaissance satellite has the capability to perform day and night as well as all-weather surveillance. It was also used to track ships considered a military threat at sea.
  • RISAT-2 provided gainful payload data for over 13 Since its entry, RISAT-2’s radar payload services have been provided for various space applications.
  • RISAT-2 spacecraft is a clear example of ISRO’s capability to carry out orbital operations in an efficient and optimal manner.

Upcoming Projects of ISRO:

  • Gaganyaan: Indian manned space flight programme.
  • Aditya-L1: To study the atmosphere of the Sun.
  • NASA-ISRO Synthetic Aperture Radar Mission: To study various threats and global environmental change.
  • Shukrayaan-1: Orbiter for the planet Venus.

Source – The Hindu

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