OSTM/Jason-2 Line Drawing

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

OSTM/Jason-2 GPSP

OSTM/Jason-2 DORIS

Bringing Satellite Data Down to Earth

Poseidon-3 Altimeter

Jason-1 launch images

t - 10 minutes

Ocean Dynamic Topography

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

TOPEX/Poseidon DORIS

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

Jason-1 Line Drawing

Radiometer Install - Jan. 2007

TOPEX/Poseidon Altimeter

For NASA scientist Severine Fournier, studying our planet knows no borders.

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

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

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

Headed for Orbit!

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

Sentinel-6 Michael Freilich Launch footage

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

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

Jason-1 on top of the DPAF

Jason-1 launch images