TOPEX/Poseidon Launch

Jason-3 on the Launch Pad

A key ocean observation satellite has been named after Earth scientist Michael Freilich

Our World: How High is the Ocean?

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

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

Jason-1 atop the Delta II Photo: Tom Shain

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...

TOPEX/Poseidon Instruments

TOPEX/Poseidon Ground Tracks

Inside half of the Delta Clam shell faring

t - 12 minutes

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.

TOPEX/Poseidon Poster (no text)

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

TOPEX/Poseidon launch

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

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.

SSH and SST - Indian Ocean

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

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 images

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

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