The Sentinel-6B satellite lifted off aboard a SpaceX Falcon 9 rocket from Launch Complex 4 East at Vandenberg Space Force Base in central California at 9:21 p.m. PST on Nov. 16.Credit: NASA/Carla Thomas About the size of a full-size pickup truck, a newly launched satellite by NASA and its partners will provide ocean and atmospheric [...]
5 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Set to launch no earlier than Nov. 16, Sentinel-6B will continue the data record now being collected by its twin satellite Sentinel-6 Michael Freilich, which lifted off from Vandenberg Space Force Base in November 2020 aboard the SpaceX Falcon 9 rocket shown here.SpaceX Set [...]
6 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Set to launch no earlier than Nov. 16, Sentinel-6B will continue a decades-long data record of sea level measurement that will help decision-makers manage coastal flooding, support hurricane intensity forecasts, and assist in the return of astronauts from space.NASA Data from Sentinel-6B will continue [...]
Members of the Artemis launch team participate in an Artemis II launch countdown simulation inside Firing Room 1 in the Launch Control Center at NASA’s Kennedy Space Center in Florida on Wednesday, Oct. 8, 2025. The simulations go through launch day scenarios to help launch team members test software and make adjustments if needed during [...]
Members of the Artemis launch team participate in an Artemis II launch countdown simulation inside Firing Room 1 in the Launch Control Center at NASA’s Kennedy Space Center in Florida on Wednesday, Oct. 8, 2025. The simulations go through launch day scenarios to help launch team members test software and make adjustments if needed during [...]
Members of the Artemis launch team participate in an Artemis II launch countdown simulation inside Firing Room 1 in the Launch Control Center at NASA’s Kennedy Space Center in Florida on Wednesday, Oct. 8, 2025. The simulations go through launch day scenarios to help launch team members test software and make adjustments if needed during [...]
In this artist’s concept, the ocean-observing satellite Sentinel-6B orbits Earth with its deployable solar panels extended. Credit: NASA/JPL-Caltech NASA will provide live coverage of prelaunch and launch activities for Sentinel-6B, an international mission delivering critical sea level and ocean data to protect coastal infrastructure, improve weather forecasting, and support commercial activities at sea. Launch is [...]
NASA, ESA, CSA, STScI, CXC This image released on June 30, 2025, combines data from NASA’s James Webb Space Telescope and NASA’s Chandra X-ray Observatory to visualize dark matter. Researchers used Webb’s observations to carefully measure the mass of the galaxy clusters shown here as well as the collective light emitted by stars that are [...]
Artistic rendering of the High-Rate Delay Tolerant Networking protocol being used on the Laser Communications Relay Demonstration to transfer radio and optical communications between Earth and space. Credit: NASA NASA’s Glenn Research Center in Cleveland has earned 2025 R&D 100 Awards for developing a system that delivers high-speed internet for space and co-inventing technology for [...]
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