TOPEX/Poseidon GPS

TOPEX/Poseidon Artist's Concept

Spacecraft processing

TOPEX/Poseidon DORIS

TOPEX/Poseidon Altimeter

Headed for Orbit!

In this illustration, the Sentinel-6 Michael Freilich spacecraft - the world's latest sea-level satellite - orbits Earth with its deployable solar panels extended.

Jason-1 TRSR

Jason-3

Jason-1 LRA

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

SpaceX Falcon 9 Rocket

t - 10 minutes

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

Jason-1: JMR instrument

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.

Radiometer Rework - April 2007

Launching aboard the joint U.S.-European Sentinel-6 Michael Freilich satellite is NASA’s next instrument that will help improve weather forecasting.

OSTM/Jason-2 Artist's Concept

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

Poseidon-3 Altimeter

Jason-1 in full flight configuration

OSTM/Jason-2 Spacecraft

Jason-1 atop the Delta II Photo: Tom Shain

OSTM/Jason-2 DORIS

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