Jason-1 on top of the DPAF

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.

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

TOPEX/Poseidon Mission to Planet Earth

Wind Speed

High Resolution Jason-1 launch images

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.

Headed for Orbit!

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 Launch - Artists Concept

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

TOPEX/Poseidon launch

Jason-3 3D Model

Altimeter Applications - JPL Open House '99

TOPEX/Poseidon Line Drawing

Jason-1 Lithograph

OSTM/Jason-2 LRA

Radiometer Install - Jan. 2007

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

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

The SpaceX Falcon 9 with the Sentinel-6 Michael Freilich satellite is lifted to vertical at Space Launch Complex 4

Altimeter Mission Series

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...

Water Vapor

OSTM/Jason-2 GPSP

Jason-1 Launch Configuration