ESA’s HydroGNSS mission launched (28/11/2025)

The European Space Agency’s first Scout mission, HydroGNSS, was launched today, 28 November, marking a significant step in advancing global understanding of water availability and the effects of climate change on Earth’s water cycle.

The two twin HydroGNSS satellites were carried into orbit at 19:44 CET aboard a SpaceX Falcon 9 rocket, as part of the Transporter-15 rideshare flight from the Vandenberg Space Force Base in California.

https://www.esa.int/Applications/Observing_the_Earth/FutureEO/HydroGNSS/ESA_s_HydroGNSS_mission_launched_to_scout_for_water