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2. Oriana Pawlyk. “It’s Official: Trump Announces Space Force as 6th Military Branch.” Military.com. 18 June 2018

3. “A New Age of Space Exploration is Beginning.” Economist. 18 July 2019

4. United States. Office of the Director of National Intelligence. “Worldwide Threat Assessment of the U.S. Intelligence Community.” 29 Jan 2019

5. United States. Office of the Director of National Intelligence. “Annual Threat Assessment of the U.S. Intelligence Community.” March 2025

6. “Space Trash is Falling form the Sky. And That’s Not the Worst of It.” Washington Post. 13 Nov 2024

7. United States. Government Accountability Office. “Large Constellations of Satellites.” 29 Sept 2022

8. “International Space Station: Benefits for Humanity 2022.”

9. Alizée Acket-Goemaere, Ryan Brukardt, Jesse Klempner, Andrew Sierra and Brooke Stokes. “Space: The $1.8 Trillion Opportunity for Global Economic Growth.” McKinsey & Company. 8 Apr 2024