Jason-1: First Image

Jason-1 Launch - Artists Concept

TOPEX/Poseidon Collecting Data

Inside half of the Delta Clam shell faring

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

The Falcon 9 protective payload fairing containing the Sentinel-6 Michael Freilich satellite

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

Jason-3 Lifts Off!

Jason-3 Launch

El Niño is characterized by unusually warm ocean temperatures in the eastern equatorial Pacific. The warmer water associated with El Niño displaces colder water in the upper layer of the ocean caus...

Mike Davis in front of the faring

TOPEX/Poseidon Line Drawing

TOPEX/Poseidon GPS

OSTM/Jason-2 Artist's Concept

Jason-1 DORIS

On the left is Sea Surface Height Anomalies (SSHA) relative to the sea level mean (1993-2018). On the right is Global Mean Sea Level (GMSL) with the sea level trend as the straight line. The data a...

Launched on January 17, 2016, Jason-3 is a partnership that includes NOAA, NASA, CNES, and EUMETSAT.  The map shown here was generated using sea surface height measurements from the first 10 days (...

This artist's concept show Jason-3 over France.

OSTM/Jason-2 DORIS

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.

Altimeter Applications - JPL Open House '99

TOPEX/Poseidon DORIS

TOPEX/Poseidon Mission to Planet Earth

Jason-1 LRA