TOPEX/Poseidon Launch

These photos were taken during the Payload Attach Fitting (PAF) mating operation with Jason-1. (11/14/01) Photos: Scott Michel

Jason-1 Spacecraft Animation

Jason-1 in full flight configuration

These photos were taken during the Payload Attach Fitting (PAF) mating operation with Jason-1. (11/14/01) Photos: Scott Michel

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.

After living in coastal Virginia and seeing the effects of climate change firsthand, Ben Hamlington is now researching sea level rise at NASA JPL.

Sentinel-6 Michael Freilich Launch footage

This artist's concept show Jason-3 over the Amazon.

The SpaceX Falcon 9 rocket carrying the Sentinel-6 Michael Freilich spacecraft lifts off from Space Launch Complex 4 at Vandenberg Air Force Base in California, Nov. 21, 2020, at 9:17 a.m. PST

Spacecraft processing

OSTM/Jason-2 - All instruments plus data animation

The Falcon 9 protective payload fairing containing the Sentinel-6 Michael Freilich satellite

This artist's concept show Jason-3 over France.

NASA Climate Watcher Waves Goodbye

Jason-3 Animation

Jason-1 Artists Concept

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

The SpaceX Falcon 9 with the Sentinel-6 Michael Freilich satellite is lifted to vertical at Space Launch Complex 4

This artist's concept shows Jason-3 over the California coast.

In many communities in the U.S., sea level rise is already a factor in people’s lives in the form of high-tide flooding.

Watching Our Oceans

Jason-1: JMR instrument

Jason-3 Ready for Launch

The Jason-3 satellite, launched on January 17, 2016, is allowing scientists to continue a 23-year record of crucial ocean monitoring.

Growing up in landlocked Zimbabwe, NASA JPL engineer Shailen Desai was far from the ocean but still experienced its effects on the climate. Now, he is contributing to an international effort to tra...