Jason-1 launch images

TOPEX/Poseidon Altimeter

NASA and its U.S. and international partners have teamed up to launch a new Earth-observing satellite called Sentinel-6B that will measure sea surface height of most of the planet’s ocean. These ob...

Jason-1 on top of the DPAF

Radiometer Install - April 2007

Radiometer Rework - April 2007

Jason-3 Ready for Launch

Jason-3 on the Launch Pad

Jason-1 launch images

Jason-1 TRSR

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

Jason-1 launch images

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

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

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

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

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

OSTM/Jason-2 Artist's Concept

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 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.

OSTM/Jason-2 Spacecraft

High Resolution Jason-1 launch images

Jason-3 Launch

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

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

Ionospheric Total Electron Content