NASA, international partners, and SpaceX are moving forward with the launch of the Sentinel-6B satellite, which will measure sea levels, atmospheric temperature, and humidity worldwide.
During the agency’s Launch Readiness Review at Vandenberg Space Force Base in California, NASA’s launch director and the launch team polled “go” for launch of Sentinel-6B.
NASA will host a prelaunch news teleconference at 4 p.m. EST (1 p.m. PST) Saturday to discuss Sentinel-6B’s mission. Audio coverage will stream on the NASA Video YouTube channel with the following participants:
Karen St. Germain, director, Earth Science Division, NASA Headquarters
Pierrik Veuilleumier, Sentinel-6B project manager, ESA (European Space Agency)
Parag Vaze, Sentinel-6B project manager, NASA JPL
Tim Dunn, senior launch director, Launch Services Program, NASA’s Kennedy Space Center
Julianna Scheiman, director, NASA Science Missions, SpaceX
1st Lt. William Harbin, launch weather officer, U.S. Air Force
Liftoff of Sentinel-6B is targeted for 12:21 a.m. EST Monday, Nov. 17, (9:21 p.m. PST Sunday, Nov. 16) on a SpaceX Falcon 9 rocket from Space Launch Complex 4 East at Vandenberg. Watch coverage beginning at 11:30 p.m. EST (8:30 p.m. PST) on NASA+, Amazon Prime, and more. Learn how to watch NASA content through a variety of platforms, including social media.
Updates will be posted on NASA’s Sentinel-6B blog, along with several NASA social media accounts.
X: @NASA, @NASAKennedy, @NASAJPL, @NASAEarth
Facebook: NASA, NASA Kennedy, NASA JPL, NASA Earth
Instagram: @NASA, @NASAKennedy, @NASAJPL, @NASAEarth
Elyna Niles-CarnesNovember 15, 2025
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