Jason-1 Line Drawing

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.

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

Ionospheric Total Electron Content

Water Vapor

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

Sentinel-6 Michael Freilich will join a long-standing family of Earth observing satellites from NASA and European partners.

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

Altimeter Mission Series

Sea Surface Height

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.

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

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

Whale Census and Habitat

Jason-1 Launch - Artists Concept

The SpaceX Falcon 9 rocket, topped with the Sentinel-6 Michael Freilich satellite secured inside its payload fairing, is rolled to Space Launch Complex 4

Jason-1: TRSR instrument

Jason-1 Altimeter

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...

Jason-3 Animation

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

Radiometer Rework - April 2007

NASA and its U.S. and international partners have teamed up to launch a new Earth-observing satellite called Sentinel-6B that will measure sea surface height of most of the planet’s ocean. These ob...

Poseidon-3 Altimeter

Jason-3 on the Launch Pad

TOPEX/Poseidon Collecting Data