In February 2023, a United States Air Force fighter jet shot down a Chinese high-altitude balloon flying at about 60,000-65,000 feet (18-20 km) altitude in sovereign U.S. airspace. After the […] ...
The stratosphere is no longer empty. High-altitude platform and suborbital spaceplane operations are booming, yet our management of “near-space” remains stuck in the last century. We cannot afford to ...
Airspace management is under growing pressure. Traffic density continues to rise, low-altitude operations are expanding, and ...
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