TOPEX/Poseidon Ground Tracks

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.

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

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

This video discusses the water cycle, which is the movement of water around the Earth, and its importance to life. Changes to the water cycle affect climate and vice versa.

Earth’s rising seas are some of the most visible signs of our warming planet. Over the last 23 years, NASA satellite missions have observed a steady rise in global sea levels as polar ice sheets me...

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

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 ...

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

Sentinel-6 Michael Freilich Launch footage

TOPEX/Poseidon Launch

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

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

Decades of Discovery - How altimeters help us every day.

After living in coastal Virginia and seeing the effects of climate change firsthand, Ben Hamlington is now researching sea level rise at NASA JPL.

Jason-3 3D Model

Experts from NASA, ESA, EUMETSAT, and NOAA discuss the upcoming launch of Sentinel-6 Michael Freilich in a recorded live broadcast

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

Jason-1 launch images

Sea Surface Height - Global Average from 1993 - 2011.

QuickTime VR of TOPEX/Poseidon

Jason-3 Launch

TOPEX/Poseidon Line Drawing

The Argo stop-motion animation aims to inspire children (and adults) to engage with marine science. It is quirky, fun and informative at the same time. The animation explains what an Argo float is,...

Jason-1 launch images

For over 20 years NASA has been tracking the global surface topography of the ocean in order to understand the important role it plays in our daily lives. Climate change is causing our Ocean to war...