Jason-1 Spacecraft Animation

Inside half of the Delta Clam shell faring

To provide scientists with essential information about global and regional changes in the seas, NASA will launch the Jason-3 satellite from Vandenberg Air Force Base in California.

High Resolution Jason-1 launch images

Experts from NASA, ESA, EUMETSAT, and NOAA discuss the upcoming launch of Sentinel-6 Michael Freilich in a recorded live broadcast

TOPEX/Poseidon Artist's Concept

TOPEX/Poseidon Instruments

These photos were taken during the Dual Payload Attach Fitting (DPAF) mating operation with Jason-1. (11/13/01) Photos: Scott Michel

Jason-3 Ready for Launch

OSTM/Jason-2 Artist's Concept

Sea Surface Height 01/2006-04/2010

This animation illustrates the evolution of sea surface temperature (SST) anomalies (relative to the respective normal state) in the Pacific Ocean associated with the 2015-2016 El Niño.

A look at how NASA is dealing with the threat of sea level rise to its coastal infrastructure.

Jason-CS/Sentinel-6 - How they will work

Jason-3

High Resolution Jason-1 launch images

Jason-3 Animation

Jason-3 Lifts Off!

On the left is Sea Surface Height Anomalies (SSHA) relative to the sea level mean (1993-2018). On the right is Global Mean Sea Level (GMSL) with the sea level trend as the straight line. The data a...

Fathoming the forces that determine global sea levels can be daunting. We present a guide to the basics of ocean surface topography.

High Resolution Jason-1 launch images

Watching Our Oceans

Launch preparations are progressing! (11/21/01) Photos: Stacy Mitchell of John Hopkins APL/TIMED project

Jason-1 readies for launch in its bay at Vandenberg, AFB (10/31/01)

Watch the Jason-3 Mission Briefing from Friday, Jan 15, 2016 - panelists gave an overview of the Jason-3 mission.

It's hard to "see" sea level rise by just looking at the ocean, but its effects are very real.