Jason-3 Ready for Launch

Mike Davis in front of the faring

This is an artist's concept of the Sentinel-6 Michael Freilich spacecraft.

Wind Speed

Jason-1 launch images

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 ...

Jason-1 Line Drawing

Jason-1 Radiometer

Ocean Dynamic Topography

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

TOPEX/Poseidon Radiometer

OSTM/Jason-2 Artist's Concept

QuickTime VR of TOPEX/Poseidon

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 ...

A SpaceX Falcon 9 rocket lifts off from Space Launch Complex 4 at Vandenberg Air Force Base carrying the Jason-3 spacecraft. Liftoff was at 10:42 a.m. PST (1:42 p.m. EST).

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

OSTM/Jason-2 LRA

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

OSTM/Jason-2 Radiometer Antenna

Sentinel-6 Michael Freilich Launch footage

Jason-1 LRA

TOPEX/Poseidon launch

Ionospheric Total Electron Content

TOPEX/Poseidon over Earth

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

Sea Surface Height