Jason-1 Lithograph

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

Our planet is changing. Our ocean is rising. And it affects us all. That’s why a new international satellite will continue the decades-long watch over our global ocean and help us better understand...

Altimeter Mission Series

OSTM/Jason-2 Artist's Concept

Jason-3 Launch

Applications of Spaceborne Altimetry

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

Headed for Orbit!

Sentinel-6 Michael Freilich Launch footage

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

TOPEX/Poseidon Artist's Concept

t - 12 minutes

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

OSTM/Jason-2 GPSP

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

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

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

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

Wave Height

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

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 Radiometer Antenna

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.

Ocean Dynamic Topography

OSTM/Jason-2 Line Drawing