Jason-3 Animation

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

OSTM/Jason-2 Artist's Concept

TOPEX/Poseidon Poster (no text)

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

TOPEX/Poseidon Artist's Concept

Jason-1: TRSR instrument

Jason-1 Spacecraft Animation

Jason-1 Lithograph

The Jason-3 satellite, launched on January 17, 2016, is allowing scientists to continue a 23-year record of crucial ocean monitoring.

B-roll for media. The Sentinel-6 Michael Freilich is an Earth-observing satellite that will collect data on sea level and how it changes over time. By measuring sea surface height, scientists world...

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

Jason-1 in full flight configuration

Jason-1 Launch - Artists Concept

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

OSTM/Jason-2 Spacecraft

Jason-3 Satellite Prepared For Launch

t - 12 minutes

NASA and its U.S. and international partners have teamed up to launch a new Earth-observing satellite called Sentinel-6B that will measure sea surface height of most of the planet’s ocean. These ob...

El Niño is characterized by unusually warm ocean temperatures in the eastern equatorial Pacific. The warmer water associated with El Niño displaces colder water in the upper layer of the ocean caus...

Jason-1 Launch Configuration

Jason-1 Artists Concept

TOPEX/Poseidon Line Drawing

Recorded live broadcast of Sentinel-6B, launched at 9:21 p.m. PST, Sunday, Nov. 16 (12:21 a.m. EST, Monday, Nov. 17) aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California.

In many communities in the U.S., sea level rise is already a factor in people’s lives in the form of high-tide flooding.

Altimeter Mission Series