NASA's Blue Marble

Soccer Nets on a levee in the Amazon

This animation shows estimates of average sea ice freeboard — or the amount of ice above the waterline — taken over a 21-day period from Aug. 8, 2023, to Jan. 14, 2024, by the Surface Water and Oce...

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

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

Crowds flock to the Earth Sciences exhibits during the NASA Jet Propulsion Laboratory (JPL) "Open House" event, giving volunteers (red shirts) a chance to share information about their various miss...

SWOT leaving NASA’s Jet Propulsion Laboratory in Southern California, en route to March Air Reserve Base in Riverside County, California. Once the scientific payload arrived, it was sent to a Thale...

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.

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.

Artist's impression of the future SWOT satellite making sea surface height observations, even through clouds.

SWOT's nominal coverage during its 3-year science orbit will include measurements between 78°N and 78°S collected over a period of 21 days. Maps show the coverage after 3 days (left) and the full 2...

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

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

Emblem for the SWOT mission.

A Flooded Forest in the Amazon

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

An artist’s concept of the SWOT spacecraft (February 2015).

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

Lake Calado, Amazon

Alaska lakes.

An artist’s concept of the SWOT spacecraft (March 2012).

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

An artist’s concept of the SWOT spacecraft (January 2012).

Disappearing lakes in Barrow, Alaska.

Amazon Fishermen