NISAR (NASA–ISRO)

NISAR launched from India on July 30, 2025.

Image: NASA/JPL-Caltech.

Last reviewed: 2 sources cited

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The Five W's of NISAR

Who

NASA and ISRO (Indian Space Research Organisation).

Source: NASA, NISAR launch

What

A radar satellite carrying NASA's L-band and ISRO's S-band radars.

Source: NASA, NISAR launch

When

Launched July 30, 2025; scanning nearly all land and ice twice every 12 days.

Source: NASA, NISAR launch

Where

Earth , launched from India.

Source: NASA, NISAR launch

Why

Detecting ground and ice motion of about a centimeter helps with earthquakes, landslides, sinking ground, glaciers and crops.

Source: NASA, NISAR quick facts

Impact Statement

Agency solution · active

NISAR launched from India on July 30, 2025. Its two radars (NASA's L-band and ISRO's S-band) see through clouds and darkness, scanning nearly all of Earth's land and ice surfaces twice every 12 days.

Source: NASA, NISAR launch

Source: NASA, NISAR quick facts

By comparing passes, it can detect ground or ice moving by about a centimeter, useful for earthquakes, landslides, sinking ground, glaciers and crops.

Source: NASA, NISAR quick facts

For Further Information: NASA, NISAR quick facts

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For Teachers

Discussion questions

  1. What is NISAR (NASA–ISRO), and what problem does it help solve?
  2. Who is behind NISAR (NASA–ISRO), and where does the work happen?
  3. How does NISAR (NASA–ISRO) help both people and nature? Use one fact from this page.

Sources are listed with each fact in the Five W's above.

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Cite This Page

APA

Saving Planets. (n.d.). NISAR (NASA–ISRO). https://www.savingplanets.com/NISAR.html

MLA

"NISAR (NASA–ISRO)." Saving Planets, https://www.savingplanets.com/NISAR.html.

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