NASA's Blue Marble

Disappearing lakes in Barrow, Alaska.

Arctic Lakes

The Canadian Space Agency will contribute to the SWOT Mission by providing a high-power assembly component for SWOT’s Ka-band Radar Interferometer (KaRIn).

Pictured are team members who helped load the hardware for the Surface Water and Ocean Topography (SWOT) satellite's research instruments onto a C-17 airplane pose for a picture. The payload left M...

The first 90 days of the SWOT science mission will be flown in a "fast-sampling" phase that revisits specific areas once per day. This phase will begin after a 90-day commissioning phase for engine...

A diagram illustrating the swaths of data that SWOT will collect. 

The logo for the Surface Water Ocean Topography (SWOT) Mission.

A Flooded Forest in the Amazon

A photograph of the Varzea Forest area of Brazil (1 of 4).

NASA has selected Space Exploration Technologies (SpaceX) of Hawthorne, California, to provide launch services for SWOT.

Artist’s concept of seven altimeters orbiting Earth: Jason-CS/Sentinel-6B, SWOT, Sentinel-6A, Jason 3, TOPEX/Poseidon, Jason 1 and OSTM/Jason 2.

SWOT will provide NASA’s first global survey of Earth’s surface water.

SWOT Applications Lead, Margaret Srinivasan, helps young visitors match data user types - from coastal safety officers to farmers - with pictures representing SWOT applications.

Floodplain Channel in the Amazon

Alaska lakes.

A photograph of the Varzea Forest area of Brazil (2 of 4).

SWOT technologies - advanced wide-swath technology, ocean and surface water topography measurements, and high-resolution products - will support such societal needs as dams, shipping, and surface w...

Soccer Nets on a levee in the Amazon

Engineers integrate separate parts of the SWOT satellite into one in a Thales Alenia Space clean room facility in Cannes, France.

Jet Propulsion Laboratory (JPL) Open House visitors are delighted to see how well their color-coded stickers match the "sea surface topography" model of the Gulf Stream within a wooden box.

An image of the original concept for the Water and Terrestrial Elevation Recovery (WATER) Mission, which later became SWOT.

Highly visible in their red shirts, SWOT project team members - including Project Manager Parag Vaze at left - interact with the public during the NASA Jet Propulsion Laboratory (JPL) "Open House" ...

An alternate logo for the Surface Water Ocean Topography (SWOT) Mission.

The U.K. Space Agency will provide a part of the radar payload for SWOT.

This SWOT "Bannerbug" exhibit was created for display during hardware tests conducted during an eleven-day period in October 2008.