SSTL press release presenting latest results from both HydroGNSS satellites.https://www.sstl.co.uk/media-hub/latest-news/2026/hydrognss-satellites-proving-in-orbit-capabilities
ESA press release regarding HydroGNSS first Delay Doppler Maps. Just three months after launch, the European Space Agency’s twin HydroGNSS satellites are already proving their capabilities in orbit. By exploiting reflected signals from navigation satellites – the sophisticated technique they use to generate Delay Doppler Maps […]
Press release on commissioning update shortly after launch. Payloads on both HydroGNSS satellites are collecting Delay Doppler Maps of GPS and Galileo reflected signals. https://www.sstl.co.uk/media-hub/latest-news/2025/hydrognss-commissioning-update
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 […]
Both SSTL-built HydroGNSS satellites are now fully integrated onto the launch plate that will attach to the SpaceX launch vehicle at Vandenberg Space Force Base, marking a major milestone for the mission. https://www.sstl.co.uk/media-hub/latest-news/2025/hydrognss-satellites-ready-for-launch-at-vandenberg
Watch the replay of the HydroGNSS pre-launch media briefing, which took place on Monday 3 November at 09:00 GMT / 10:00 CET, ahead of the launch of the mission. https://www.esa.int/ESA_Multimedia/Videos/2025/11/HydroGNSS_pre-launch_media_briefing
The second HydroGNSS Online Workshop took place on Wednesday 17th June 2025. Link to registration here: https://tinyurl.com/HydroGNSS-WS2 Videos of the presentations from the on-line workshop are now available at: https://www.youtube.com/@SSTLOperator
24th 25th February 2022 An online introductory workshop about the ESA Scout HydroGNSS mission was held on Thursday 24th and Friday 25th of February 2022. Here is a web-link for the event including a link the agenda and recordings of sessions: