Jason-1: LRA instrument

To provide scientists with essential information about global and regional changes in the seas, NASA will launch the Jason-3 satellite from Vandenberg Air Force Base in California.

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 Artist's Concept

Experts from NASA, ESA, EUMETSAT, and NOAA discuss the upcoming launch of Sentinel-6 Michael Freilich in a recorded live broadcast

OSTM/Jason-2 Artist's Concept

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...

OSTM/Jason-2 Radiometer Antenna

t - 7 minutes - Photo: Tom Shain

The ocean-observing Sentinel-6 Michael Freilich satellite launched from Vandenberg Air Force Base in California aboard a SpaceX Falcon 9 rocket on Nov. 21, 2020 at 12:17 p.m. EST

TOPEX/Poseidon over Earth

Inside half of the Delta Clam shell faring

OSTM/Jason-2 GPSP

Water Vapor

t - 10 minutes

t - 12 minutes

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

Mission team members perform acoustic tests of the Sentinel-6 Michael Freilich satellite in a chamber outfitted with giant speakers that blast the spacecraft with sound. This is to ensure that the ...

TOPEX/Poseidon Radiometer

These photos were taken during the Dual Payload Attach Fitting (DPAF) mating operation with Jason-1. (11/13/01) Photos: Scott Michel

OSTM/Jason-2 DORIS

Jason-1 launch images

TOPEX/Poseidon launch

Sea Level

High Resolution Jason-1 launch images

A SpaceX Falcon 9 rocket lifts off from Space Launch Complex 4 at Vandenberg Air Force Base carrying the Jason-3 spacecraft. Liftoff was at 10:42 a.m. PST (1:42 p.m. EST).