TOPEX/Poseidon Launch

Sentinel-6 Michael Freilich will join a long-standing family of Earth observing satellites from NASA and European partners.

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

Recorded live launch broadcast of Sentinel-6 Michael Freilich

TOPEX/Poseidon over Earth

Ariane 42P launch vehicle

TOPEX/Poseidon Ground Tracks

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

Oceans' Role in Climate - Jason-1

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

NASA and its partners announced the renaming of the mission, previously known as Sentinel-6A/Jason-CS.

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.

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

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

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

Sentinel-6 Michael Freilich Launch footage

NASA Climate Watcher Waves Goodbye

Mike Davis in front of the faring

For NASA scientist Severine Fournier, studying our planet knows no borders.

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

Karl and Seymour learn how carbon dioxide is formed in this sketch from The Lollygaggers, a global warming sketch comedy.

t - 10 minutes

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.

Jason-3 Animation

OSTM/Jason-2 Artist's Concept

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