Sea Level

Ionospheric Total Electron Content

TOPEX/Poseidon GPS

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

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

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

Jason-1 Launch Configuration

Jason-3 on the Launch Pad

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

TOPEX/Poseidon launch

Launched on January 17, 2016, Jason-3 is a partnership that includes NOAA, NASA, CNES, and EUMETSAT.  The map shown here was generated using sea surface height measurements from the first 10 days (...

High Resolution Jason-1 launch images

TOPEX/Poseidon Mission to Planet Earth

OSTM/Jason-2 Radiometer Antenna

SpaceX Falcon 9 rocket, topped with the Sentinel-6 Michael Freilich satellite secured inside its payload fairing, is rolled to Space Launch Complex 4

Our Rising Seas infographic (version 2020)

Jason-1: JMR instrument

The Antonov cargo aircraft carrying the Sentinel-6 Michael Freilich satellite touches down on the runway at Vandenberg Air Force Base in California on Sept. 24, 2020. 

Radiometer Install - Jan. 2007

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

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...

OSTM/Jason-2 Spacecraft

t - 7 minutes - Photo: Tom Shain

Jason-1 launch images

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