Jason-1 Launch - Artists Concept

OSTM/Jason-2 GPSP

Recorded live launch broadcast of Sentinel-6 Michael Freilich

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...

TOPEX/Poseidon Launch

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

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

TOPEX/Poseidon Radiometer

Bringing Satellite Data Down to Earth

Jason-1 Poster

TOPEX/Poseidon Ground Tracks

Jason-1 TRSR

Radiometer Install - April 2007

Applications of Spaceborne Altimetry

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

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

Watch the Jason-3 Science Briefing from Friday, Jan 15, 2016 - panelists discussed the science and research of the Jason-3 mission.

Jason-3 Animation

Jason-1 Spacecraft Animation

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

Jason-3 Satellite Prepared For Launch

This artist's concept shows Jason-3 over the California coast.

TOPEX/Poseidon DORIS

Jason-1 Lithograph

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