Jason-1 Artists Concept

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

TOPEX/Poseidon launch

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

Jason-1 Line Drawing

Ocean Dynamic Topography

Spacecraft processing

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.

Jason-1 Spacecraft Animation

In this illustration, the Sentinel-6 Michael Freilich spacecraft - the world's latest sea-level satellite - orbits Earth with its deployable solar panels extended.

Radiometer Install - April 2007

Jason-3 Ready for Launch

Jason-1: JMR instrument

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 ...

Water Vapor

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

TOPEX/Poseidon Radiometer

The ocean-observing Sentinel-6 Michael Freilich satellite launched from Vandenberg Air Force Base in California aboard a SpaceX Falcon 9 rocket on Nov. 21, 2020 at 12:17 p.m. EST

Jason-1: First Image

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

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

The Sentinel-6 Michael Freilich satellite sits in front of a testing chamber where mission team members tested whether the spacecraft could endure the loud sounds it will encounter during launch.

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

OSTM/Jason-2 GPSP

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

High Resolution Jason-1 launch images