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The latest Space news, distilled by AI into sharp ~100-word summaries covering spaceflight, astronomy, rockets and the space industry. ByteBrief scans dozens of tech sources and surfaces only what matters, updated hourly. Tap any story for the full brief, or open the original source.
Zurich-based Stellar Alpina secured €160,000 (CHF 150,000) from Venture Kick for its rotating detonation rocket engines. Founded by Rick Röthlisberger, Simi Y. Wespi, Victor Elliesen, and Patrick Egli, the startup emerged from ARIS. The funding expands testing infrastructure and advances its first flight engine.
Google DeepMind and Google Research released WeatherNext 3, an AI weather model that ingests live geostationary satellite mosaics and re-initializes every hour. It produces global forecasts at 0.05° (~5 km) resolution, training on raw weather station observations instead of reanalysis grids alone.