Jason-1 Launch - Artists Concept

Wave Height

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

The joint U.S.-European Sentinel-6 Michael Freilich is the next in a line of Earth-observing satellites that will collect the most accurate data yet on sea level and how it changes over time. With ...

Headed for Orbit!

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

OSTM/Jason-2 Radiometer Antenna

TOPEX/Poseidon Collecting Data

OSTM/Jason-2 LRA

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

OSTM/Jason-2 Artist's Concept

Jason-1 TRSR

TOPEX/Poseidon LRA

t - 10 minutes

Jason-1 Artists Concept

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.

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

t - 7 minutes - Photo: Tom Shain

TOPEX/Poseidon Altimeter

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.

Early morning at the launch pad

The SpaceX Falcon 9 with the Sentinel-6 Michael Freilich satellite is lifted to vertical at Space Launch Complex 4

Radiometer Installation Team - April 2007

Sentinel-6 Michael Freilich will join a long-standing family of Earth observing satellites from NASA and European partners.

Ionospheric Total Electron Content

Jason-3 3D Model