Jason-1 Artists Concept

Jason-1 launch images

TOPEX/Poseidon Line Drawing

Jason-1 Lithograph

TOPEX/Poseidon DORIS

Altimeter Mission Series

Bringing Satellite Data Down to Earth

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

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

Altimeter Applications - JPL Open House '99

Wind Speed

Jason-1 Radiometer

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

Jason-1 launch images

Jason-1: JMR instrument

For NASA JPL engineer Parag Vaze, studying Earth’s rising ocean has been a career three decades in the making.

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

Mike Davis in front of the faring

TOPEX/Poseidon Altimeter

OSTM/Jason-2 Artist's Concept

The joint U.S.-European Sentinel-6 Michael Freilich is the next in a line of Earth-observing satellites that will collect the most accurate data yet on sea level and how it changes over time. With ...

OSTM/Jason-2 Spacecraft

QuickTime VR of TOPEX/Poseidon

Spacecraft processing

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

OSTM/Jason-2 GPSP