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China launches first satellites for Thousand Sails megaconstellation ...
网页2024年8月6日 · A Long March 6A rocket lifts off from Taiyuan spaceport, Aug. 6, 2024, carrying the first 18 Qianfan ("Thousand Sails") satellites. Credit: Ourspace. PRESTON, United Kingdom — China successfully ...
Ocean experts raise concerns over deorbiting the ... - SpaceNews
网页5 小时之前 · Credit: NASA. GOLDEN, Colorado — NASA is faced with the challenge of safely deorbiting, in one fell swoop, over 400 tons of space hardware in a few years. As of now, the agency plans on ...
NASA prepares next steps in development of future large
网页2023年1月16日 · NASA is preparing to move into the next stage of planning for a future large space telescope that may take two decades to launch, building on lessons learned from past missions.
Virgin Galactic makes first suborbital spaceflight in nearly two years
网页2023年5月25日 · Updated at 3 p.m. Eastern with post-flight statement. WASHINGTON — Virgin Galactic’s SpaceShipTwo suborbital vehicle flew to space for the first time in nearly two years May 25 on what the ...
China completes new commercial launch pad to boost access to …
网页2024年1月5日 · The second Long March 8 lifts off from Wenchang at 11:06 a.m. local time, Feb. 27, 2022. Credit: Ourspace/CNSA. HELSINKI — A newly-completed launch pad on China’s Hainan island could increase ...
China set to unveil long-term vision for space science
网页2024年9月20日 · The Enhanced X-ray Timing and Polarimetry (eXTP) mission is an X-ray observatory to monitor the sky and enable multi-messenger studies for gravitational waves and neutrino sources.
What future for the Space Launch System? - SpaceNews
网页2023年2月1日 · The NASA Space Launch System (SLS) performed a successful first test flight on November 16, 2022. This article discusses the future of the SLS program, its impact on United States spaceflight, and ...
Refuellable satellites offer critical edge amidst intensifying threats ...
网页2024年7月16日 · The costs of refueling satellites. Our analysis has found that a $20 million refueling of a satellite in space, as we announced in August 2022, clearly makes operational sense for any spacecraft ...
China’s secretive spaceplane conducts proximity ... - SpaceNews
网页2024年6月13日 · Liftoff of the Long March 2F carrying Shenzhou-12 at 9:22 p.m. Eastern, June 16, 2021. Credit: CASC. HELSINKI — China’s experimental reusable spaceplane has been using a smaller spacecraft to ...