Jason-1 Spacecraft Animation

Sea Level Isn't Level - Why it matters

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

On Aug. 26, 2015 at 9:30 a.m. PT, NASA hosted a media teleconference to discuss recent insights on sea level rise and the continuing challenge of predicting how fast and how much sea level will ris...

Jason-3 on the Launch Pad

A SpaceX Falcon 9 rocket lifts off from Space Launch Complex 4 at Vandenberg Air Force Base carrying the Jason-3 spacecraft. Liftoff was at 10:42 a.m. PST (1:42 p.m. EST).

Watching Our Oceans

This visualization shows total sea level change between 1992 and 2019, based on data collected from the TOPEX/Poseidon, Jason-1, Jason-2, and Jason-3 satellites. Blue regions are where sea level ha...

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

Launching aboard the joint U.S.-European Sentinel-6 Michael Freilich satellite is NASA’s next instrument that will help improve weather forecasting.

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.

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

Spacecraft processing

This animation illustrates the evolution of sea surface temperature (SST) anomalies (relative to the respective normal state) in the Pacific Ocean associated with the 2015-2016 El Niño.

Jason-1: LRA instrument

Jason-1 Launch Configuration

TOPEX/Poseidon Launch

For NASA JPL engineer Parag Vaze, studying Earth’s rising ocean has been a career three decades in the making.

The ocean is responsible for Earth's mild climate and makes life on Earth possible for all creatures.

TOPEX/Poseidon launch

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

t - 12 minutes

TOPEX/Poseidon over Earth

OSTM/Jason-2 Line Drawing

Recorded live launch broadcast of Sentinel-6 Michael Freilich

Our World: How High is the Ocean?