TOPEX/Poseidon Launch

Mike Davis in front of the faring

Jason-3 Animation

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

Jason-1 Lithograph

Jason-1 launch images

Jason-3

TOPEX/Poseidon Line Drawing

This visualization shows total sea level change between 1992 and 2019, based on data collected from the TOPEX/Poseidon, Jason-1, Jason-2, and Jason-3 satellites. Blue regions are where sea level ha...

SSH and SST - Indian Ocean

Decades of Discovery - How altimeters help us every day.

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

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

TOPEX/Poseidon Instruments

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

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

SpaceX Falcon 9 rocket, topped with the Sentinel-6 Michael Freilich satellite secured inside its payload fairing, is rolled to Space Launch Complex 4

Greenland and Antarctica are home to most of the world's glacial ice – including its only two ice sheets – making them areas of particular interest to scientists.

Jason-1 on top of the DPAF

In many communities in the U.S., sea level rise is already a factor in people’s lives in the form of high-tide flooding.

NASA and its partners announced the renaming of the mission, previously known as Sentinel-6A/Jason-CS.

Watching Our Oceans

Jason-3 3D Model

Inside half of the Delta Clam shell faring

Jason-1 atop the Delta II Photo: Tom Shain

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