Jared Isaacman officially takes office as NASA - National Aeronautics and Space Administration  Administrator following Senate confirmation Jared Isaacman was sworn in as NASA’s 15th administrator last week after receiving U.S. Senate confirmation, formally assuming leadership of the agency at a pivotal moment for U.S. space policy and exploration.  The ceremony took place at the Eisenhower Executive Office Building, with Isaacman stepping into the role amid upcoming mileston

Castelion , a defense technology company focused on restoring America’s conventional deterrence, announced a $350 million Series B last week to accelerate large-scale production of hypersonic munitions. The round was led by Altimeter  and Lightspeed , with participation from Lavrock Ventures , Andreessen Horowitz , General Catalyst , First In, SVC (Space VC) , Cantos , BlueYard Capital , Avenir , Champion Hill, and Interlagos .  The funding positions Castelion to move from ra

Overview Energy  emerges from stealth with a breakthrough in space solar transmission Overview Energy has publicly launched after achieving a major technical milestone: the world’s first airborne power-beaming demonstration designed for space-solar operations. The company successfully transmitted power from a moving aircraft to a ground receiver 5 km below, using the same near-infrared laser-based system it plans to deploy in orbit. This achievement validates the system’s abi

Boom Supersonic  unveils $1.25B turbine backlog, first Superpower customer, and $300M new funding. Boom Supersonic announced major milestones this week, including a $1.25B backlog for its new Superpower natural-gas turbine, the reveal of its launch customer Crusoe , and the close of a $300M funding round led by Darsana Capital Partners LP .  The Superpower turbine, derived from the same extreme-temperature engine core being developed for Boom’s Symphony supersonic jet engine,

Korean Air  & Hyundai Rotem  Begin Methane Engine Program for Reusable Launch Vehicles Korean Air and Hyundai Rotem have launched a KRW 49 billion, government-backed initiative to develop a reusable 35-ton-class methane rocket engine, a technology increasingly viewed as essential for next-generation, repeat-use launch systems.  The program, overseen by the Korea Research Institute for Defense Technology Planning and Advancement  (KRIT), will run through October 2030 and offic

Reditus Space | YC W25  raises $7.1M to fast-track its first reusable microgravity research spacecraft for launch next summer. Reditus Space, an Atlanta-based startup developing reusable spacecraft for microgravity research and in-space manufacturing, has closed a $7.1M seed round. Investors included Y Combinator , Antler , and a mix of other backers. The capital will fund the company’s first full-scale demonstrator, ENOS, a reusable free-flying spacecraft with a 40 kg return

Voyager Technologies  expands into energetic materials with the acquisition of Estes Energetics Voyager Technologies has acquired Estes Energetics, a U.S. manufacturer of energetics, propulsion materials, and critical chemical compounds used across missile defense and tactical munitions.  The deal gives Voyager deeper end-to-end control of the energetics supply chain at a time when global materials dependencies and fragile supply routes pose growing risks to defense readiness

HyPrSpace  raises €21M Series A to advance hybrid rocket engines and prepare its 2026 suborbital test launch. French hybrid-propulsion startup HyPrSpace  has secured an oversubscribed €21 million Series A to accelerate development of its rocket engines and advance toward a 2026 suborbital test flight of its Baguette One vehicle.  The round was led by Red River West  and DeepTech 2030, with support from SPI, OC French Tech Seed (Bpifrance), d’Expansion, and NACO, and follows €

Ursa Major  raises $100M Series E round to scale hypersonic, space propulsion, and solid rocket motor programs. Ursa Major has secured $100 million in Series E funding, along with an additional $50 million in debt commitments, marking a major step in expanding its advanced propulsion manufacturing capabilities.  The round was led by Eclipse  with participation from Woodline Partners LP , Principia Growth , XN , Alsop Louie Partners , and other institutional investors. The com

Infinite Orbits  raises €40M to scale its GEO inspection and life-extension fleet. Infinite Orbits, the Toulouse-based in-orbit servicing company, has raised an oversubscribed €40 million round to scale its GEO inspection and life-extension satellite fleet and expand its operational presence across Europe.  The investment was led by the European Innovation Council Fund, alongside Matterwave Ventures , Wind Capital , Balnord , IRDI Capital Investissement , and Newfund Founded

York Space Systems LLC  Files for IPO as Company Revenue and Defense Backlog Surges York Space Systems has filed for an initial public offering, positioning the Denver-based small satellite manufacturer for its next stage of expansion as demand for defense-focused space infrastructure accelerates.  The company, backed by private equity firm AE Industrial Partners, LP , plans to list on the New York Stock Exchange under the ticker YSS, though pricing and share count have not y

French small satellite manufacturer U-Space has closed a €24 million ($27.8M) Series A round to expand its manufacturing capacity and accelerate global growth.  The round was led by Blast Club , the French Armed Forces’ Definvest fund (managed by Bpifrance ), and Expansion Aerospace & Defence Ventures, with participation from Primo Capital , Karot Capital , ARIS, and Vertech Finance. Founded in 2018, U-Space operates the U-Zine facility, an 850 m² cleanroom, designed to supp