Jason-1 Line Drawing

Altimeter Mission Series

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

Jason-1 TRSR

OSTM/Jason-2 Radiometer Antenna

Jason-1 launch images

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 ...

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

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

Headed for Orbit!

OSTM/Jason-2 Artist's Concept

Applications of Spaceborne Altimetry

Jason-1 launch images

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.

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

TOPEX/Poseidon GPS

Jason-1 Altimeter

Radiometer Rework - April 2007

QuickTime VR of TOPEX/Poseidon

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

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.

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

Radiometer Install - April 2007

Jason-1 launch images

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

TOPEX/Poseidon Collecting Data