OSTM/Jason-2 GPSP

This illustration shows the Sentinel-6 Michael Freilich spacecraft in orbit above Earth with its deployable solar panels extended.

TOPEX/Poseidon Mission to Planet Earth

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

OSTM/Jason-2 Artist's Concept

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

Jason-1: LRA instrument

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.

TOPEX/Poseidon over Earth

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 Line Drawing

High Resolution Jason-1 launch images

Early morning at the launch pad

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

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

Ionospheric Total Electron Content

Water Vapor

Wind Speed

TOPEX/Poseidon DORIS

Jason-1 Altimeter

Sea Level

Jason-1 launch images

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

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