Jason-1 Radiometer

Launching aboard the joint U.S.-European Sentinel-6 Michael Freilich satellite is NASA’s next instrument that will help improve weather forecasting.

OSTM/Jason-2 Radiometer Antenna

Jason-1 DORIS

Ionospheric Total Electron Content

Wind Speed

Sea Level

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

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 Lithograph

The Antonov cargo aircraft carrying the Sentinel-6 Michael Freilich satellite touches down on the runway at Vandenberg Air Force Base in California on Sept. 24, 2020.

OSTM/Jason-2 GPSP

TOPEX/Poseidon Line Drawing

Variability of Ocean Dynamic Topography

TOPEX/Poseidon Mission to Planet Earth

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

Jason-1: First Image

Jason-3 Launch

Jason-1 LRA

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

The Antonov cargo aircraft carrying the Sentinel-6 Michael Freilich satellite touches down on the runway at Vandenberg Air Force Base in California on Sept. 24, 2020.

Spacecraft processing

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

Jason-3 Satellite Prepared For Launch

OSTM/Jason-2 Artist's Concept

Jason-3 Lifts Off!