OSTM/Jason-2 Artist's Concept

Ariane 42P launch vehicle

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).

Radiometer Installation Team - April 2007

TOPEX/Poseidon Altimeter

Ionospheric Total Electron Content

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

TOPEX/Poseidon Launch

Jason-3 Ready for Launch

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

This artist's concept show Jason-3 over the Amazon.

TOPEX/Poseidon Radiometer

Jason-1 Spacecraft Animation

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

Jason-1 launch images

Jason-3 Satellite Prepared For Launch

TOPEX/Poseidon Collecting Data

Variability of Ocean Dynamic Topography

OSTM/Jason-2 LRA

Ocean Dynamic Topography

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

Sentinel-6 Michael Freilich Launch footage

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

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

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: JMR instrument