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 ...

TOPEX/Poseidon over Earth

Poseidon-3 Altimeter

OSTM/Jason-2 Radiometer Antenna

This artist's concept shows Jason-3 over the California coast.

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-1 launch images

Watch the Jason-3 Mission Briefing from Friday, Jan 15, 2016 - panelists gave an overview of the Jason-3 mission.

Jason-1 Radiometer

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 Launch - Artists Concept

Ariane 42P launch vehicle

TOPEX/Poseidon Altimeter

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

TOPEX/Poseidon Mission to Planet Earth

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

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

Jason-1: First Image

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

TOPEX/Poseidon Radiometer

TOPEX/Poseidon Line Drawing

The SpaceX Falcon 9 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 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 launch