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NISAR

NISAR (NASA-ISRO Synthetic Aperture Radar)

Active Mission

about the mission

NISAR

The News

Covering the Major Milestones

The Science

Behind the Science

NISAR will help us track disasters, monitor ecosystems and crops, study glaciers and ice sheets, and understand how Earth’s surface moves and changes. The data it provides will help protect lives, support the management of natural resources, and give us a deeper understanding of our changing planet than ever before.

Type

Orbiter

Launch

July 30, 2025

Partners

NASA, Indian Space Research Organization (ISRO)

Objective

Measure and understand changes in Earth’s land, ice, water, and vegetation
  • Mission Partners
    NASA, ISRO
  • Instrument Type
    Synthetic Aperture Radar (SAR)
  • Instruments
    L-band SAR (24 cm wavelength) and S-band SAR (9.4 cm wavelength)
  • Mission Phase
    Science Phase
  • Data Availability
    NISAR data is being archived by the Alaska Satellite Facility (ASF) DAAC and is openly available to the public.

A false-color satellite image shows the Seattle metropolitan area, with deep blue water bodies like Puget Sound and Lake Washington contrasting against a textured, light green and purple urban landscape divided by thin transportation lines.

NISAR Provisional Data Released on July 20, 2026

These L-band data products are fully calibrated and have undergone validation at a limited number of sites around the world. Additional information on data availability can be found at this link.

a picture of NISAR's integrated L-SAR and S-SAR instruments in the clean room at NASA's Jet Propulsion Laboratory. The instrument is a cylindrical structure with a series of cables running out of the entrance.

NISAR S-band Data Released by ISRO

ISRO has released NISAR S-band daily processed data products through the Bhoonidhi portal. Additional information and data access are available at this page.

NISAR Science Users’ Handbook

NISAR Image Releases

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