Jason-3 Animation

Jason-3 on the Launch Pad

This illustration shows the Sentinel-6 Michael Freilich spacecraft in orbit above Earth with its deployable solar panels extended.

QuickTime VR of TOPEX/Poseidon

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

For NASA scientist Severine Fournier, studying our planet knows no borders.

For NASA engineer Shannon Statham, building spacecraft is all about being creative.

Sentinel-6 Michael Freilich Launch footage

SSH and SST - Pacific Ocean

Karl and Seymour learn how carbon dioxide is formed in this sketch from The Lollygaggers, a global warming sketch comedy.

Altimeter Mission Series

TOPEX/Poseidon over Earth

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 ...

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

Early morning at the launch pad

TOPEX/Poseidon Instruments

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

Spacecraft processing

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...

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

Jason-3 Satellite Prepared For Launch

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

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

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

This is an artist's concept of the Sentinel-6 Michael Freilich spacecraft.

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