Satellites such as the Space Based Infrared System and Advanced AEHF are part of the in-space node of a U.S. nuclear triad consisting of ballistic missile submarines, strategic bombers and land-based ICBMs. Credit: SpaceNews graphic

Op-ed | Nuclear vulnerability: In-orbit bodyguards would help protect NC3 satellites from attacks

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At this 11th hour, the United States can still close the window of nuclear vulnerability, provided it can choose the right approach and act now.

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Kilopower

NASA considering flight test of space nuclear reactor technology

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After a successful campaign of ground tests, NASA is considering performing a flight test of a small nuclear reactor, possibly on a lunar lander mission in the mid-2020s.

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