Space Situational Awareness (SSA): A Critical Pillar of National Security
Government Space Programs Most of the countries around the world have government-run space agencies that carry out different types of space missions. The United States has NASA, which remains the most well-funded agency. In 2021, NASA's budget was $25 billion. NASA plays a key role in space exploration through its planetary science and human spaceflight programs. The agency has rovers active on...
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