Ariane 42P launch vehicle

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 ...

Variability of Ocean Dynamic Topography

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

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

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.

Jason-1 Artists Concept

Wave Height

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.

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-3 Satellite Prepared For Launch

Mike Davis in front of the faring

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

Jason-1 Line Drawing

Jason-3 on the Launch Pad

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

Sea Level

OSTM/Jason-2 Line Drawing

Jason-1 Lithograph

This is an artist's concept of the Sentinel-6 Michael Freilich spacecraft.

t - 7 minutes - Photo: Tom Shain

Recorded live broadcast of Sentinel-6B, launched at 9:21 p.m. PST, Sunday, Nov. 16 (12:21 a.m. EST, Monday, Nov. 17) aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California.

Watch the Jason-3 Science Briefing from Friday, Jan 15, 2016 - panelists discussed the science and research of the Jason-3 mission.

Jason-1 DORIS

Jason-1 Altimeter

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