OSTM/Jason-2 Line Drawing

For NASA JPL engineer Parag Vaze, studying Earth’s rising ocean has been a career three decades in the making.

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.

TOPEX/Poseidon DORIS

The SpaceX Falcon 9 rocket carrying the Sentinel-6 Michael Freilich spacecraft lifts off from Space Launch Complex 4 at Vandenberg Air Force Base in California, Nov. 21, 2020, at 9:17 a.m. PST

Poseidon-3 Altimeter

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

Altimeter Mission Series

Jason-3 Lifts Off!

Jason-3 Launch

TOPEX/Poseidon Altimeter

OSTM/Jason-2 Radiometer Antenna

Oceans' Role in Climate - Jason-1

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

Jason-1 Launch - Artists Concept

Early morning at the launch pad

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.

TOPEX/Poseidon Line Drawing

OSTM/Jason-2 DORIS

A key ocean observation satellite has been named after Earth scientist Michael Freilich

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

OSTM/Jason-2 Spacecraft

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

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...

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