Jason-1 Spacecraft Animation

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

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...

Recorded live launch broadcast of Sentinel-6 Michael Freilich

Inside half of the Delta Clam shell faring

TOPEX/Poseidon Artist's Concept

A look at how NASA is dealing with the threat of sea level rise to its coastal infrastructure.

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

Jason-1 Launch Configuration

This artist's concept show Jason-3 over France.

NASA and its partners announced the renaming of the mission, previously known as Sentinel-6A/Jason-CS.

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

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

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

TOPEX/Poseidon Launch

Jason-1: LRA instrument

Jason-1 on top of the DPAF

Jason-3 Launch

The Jason-2 satellite sees something brewing in the Pacific. Researchers say it could be a significant El Niño with implications for global weather and climate.

OSTM/Jason-2 Artist's Concept

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

The Falcon 9 protective payload fairing containing the Sentinel-6 Michael Freilich satellite

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

t - 10 minutes

Jason-1 Poster