TOPEX/Poseidon Artist's Concept

Mike Davis in front of the faring

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

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

Watch the Jason-3 Science Briefing from Friday, Jan 15, 2016 - panelists discussed the science and research of the Jason-3 mission.

Jason-1 in full flight configuration

OSTM/Jason-2 Radiometer Antenna

Jason-1 atop the Delta II Photo: Tom Shain

Jason-3 Ready for Launch

QuickTime VR of TOPEX/Poseidon

Whale Census and Habitat

This illustration shows the Sentinel-6 Michael Freilich spacecraft in orbit above Earth with its deployable solar panels extended.

Recorded live launch broadcast of Sentinel-6 Michael Freilich

Jason-3 Satellite Prepared For Launch

A key ocean observation satellite has been named after Earth scientist Michael Freilich

Jason-1 LRA

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

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.

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

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

Variability of Ocean Dynamic Topography

Jason-1 on top of the DPAF

Mission team members perform acoustic tests of the Sentinel-6 Michael Freilich satellite in a chamber outfitted with giant speakers that blast the spacecraft with sound. This is to ensure that the ...

TOPEX/Poseidon Mission to Planet Earth

Jason-1: TRSR instrument

Ariane 42P launch vehicle