TOPEX/Poseidon Ground Tracks

Our World: How High is the Ocean?

Jason-1: LRA instrument

TOPEX/Poseidon over Earth

Watching Our Oceans

Oceans' Role in Climate - Jason-1

Headed for Orbit!

Jason-3

Sea Level Isn't Level - Why it matters

Ice covers 10 percent of Earth's surface and helps moderate the planet's temperature.

Jason-1 Launch Configuration

Jason-1 launch images

OSTM/Jason-2 Artist's Concept

OSTM/Jason-2 Line Drawing

Jason-1: JMR instrument

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

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

These photos were taken during the Payload Attach Fitting (PAF) mating operation with Jason-1. (11/14/01) Photos: Scott Michel

SSH and SST - Global

Changing conditions in the Pacific have stirred up Earth’s largest ocean and redistributed its heat, piling up warm waters along U.S. Western shores and raising sea level in the process.

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

Ariane 42P launch vehicle

It’s not only water processes that play a role in global sea level rise – ground movements can play a significant role as well.

Watch the Jason-3 Science Briefing from Friday, Jan 15, 2016 - panelists discussed the science and research of the Jason-3 mission.

OSTM/Jason-2 - All instruments plus data animation

On the left is Sea Surface Height Anomalies (SSHA) relative to the sea level mean (1993-2018). On the right is Global Mean Sea Level (GMSL) with the sea level trend as the straight line. The data a...