Sea Level

OSTM/Jason-2 Spacecraft

Mike Davis in front of the faring

OSTM/Jason-2 Artist's Concept

TOPEX/Poseidon GPS

Ionospheric Total Electron Content

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

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

OSTM/Jason-2 LRA

Applications of Spaceborne Altimetry

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

Jason-1 Artists Concept

t - 7 minutes - Photo: Tom Shain

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

TOPEX/Poseidon Altimeter

Jason-1: JMR instrument

Ocean Dynamic Topography

Headed for Orbit!

OSTM/Jason-2 Radiometer Antenna

This visualization shows total sea level change between 1992 and 2019, based on data collected from the TOPEX/Poseidon, Jason-1, Jason-2, and Jason-3 satellites. Blue regions are where sea level ha...

TOPEX/Poseidon Radiometer

Jason-3 Satellite Prepared For Launch

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

Wave Height

Early morning at the launch pad

High Resolution Jason-1 launch images