Siberian Lakes

The SWOT Payload module consists of two primary components: the Ka-band Radar Interferometer (KaRIn) and the Nadir module.

An early rendering of the SWOT spacecraft (February 2011).

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...

Teams from NASA's Jet Propulsion Laboratory in Southern California and the March Air Reserve Base in Riverside County, California, loaded the scientific payload for the SWOT Earth-observing satelli...

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

A photograph of the Amazon River Delta, captured by Landsat in 2006.

This collaborative mission poster, designed by CNES (French Space Agency), shows the Surface Water and Ocean Topography (SWOT) satellite soaring over an abstract of a water molecule.

Visiting Scout uses a color-coded, calibrated stick to determine "sea surface topography" within a wooden box while his sister records his results by placing stickers on a card.

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

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

Arctic Lakes

The SWOT satellite observatory is being jointly built by NASA and Centre National D’Études Spatiales (CNES).

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" ...

A photograph of the Varzea Forest area of Brazil (3 of 4).

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.

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

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

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.

Floodplain Channel in the Amazon

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

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 of Mexico within a wooden box.

A banner explaining the purpose of the SWOT mission, created and displayed during testing.

Canada is home to more than 30,000 lakes including these water bodies in Northern Alberta. The abundance of surface freshwater in Canada makes it a prime target for AirSWOT investigations.

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

Mounted above the Payload Module, the Spacecraft Bus is a multi-purpose platform housing many of the electronics required for the observatory to function, including components for power, propulsion...