Jason-1 Spacecraft Animation

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

Jason-1 Launch - Artists Concept

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

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

This artist's concept show Jason-3 over the Amazon.

Earth’s global sea levels are rising – and are doing so at an accelerating rate.

Headed for Orbit!

Jason-3 on the Launch Pad

TOPEX/Poseidon over 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

TOPEX/Poseidon Poster (no text)

It's hard to "see" sea level rise by just looking at the ocean, but its effects are very real.

Jason-1 launch images

Early morning at the launch pad

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 ...

OSTM/Jason-2 Artist's Concept

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

Fathoming the forces that determine global sea levels can be daunting. We present a guide to the basics of ocean surface topography.

Jason-1 Line Drawing

Jason-1: TRSR instrument

Jason-1 Lithograph

Jason-3 Lifts Off!

SSH and SST - Indian Ocean

Growing up in landlocked Zimbabwe, NASA JPL engineer Shailen Desai was far from the ocean but still experienced its effects on the climate. Now, he is contributing to an international effort to tra...