Jason-1 DORIS

SpaceX Falcon 9 Rocket

The Sentinel-6 Michael Freilich satellite sits in front of a testing chamber where mission team members tested whether the spacecraft could endure the loud sounds it will encounter during launch.

Jason-1 Lithograph

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

Ionospheric Total Electron Content

Jason-3 Lifts Off!

TOPEX/Poseidon Line Drawing

t - 7 minutes - Photo: Tom Shain

Jason-1 launch images

High Resolution Jason-1 launch images

Headed for Orbit!

Applications of Spaceborne Altimetry

OSTM/Jason-2 GPSP

TOPEX/Poseidon Collecting Data

OSTM/Jason-2 Spacecraft

Radiometer Install - April 2007

Ocean Dynamic Topography

TOPEX/Poseidon DORIS

This illustration shows the Sentinel-6 Michael Freilich spacecraft in orbit above Earth with its deployable solar panels extended.

Launching aboard the joint U.S.-European Sentinel-6 Michael Freilich satellite is NASA’s next instrument that will help improve weather forecasting.

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

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

Mike Davis in front of the faring

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