Man on the Moon: Watchmen

The silicon-based civilization "Eternal Watch" crashed into the moon. The survivors gave up on rebirth, integrated their consciousness into the lunar core, and established an invisible protective network. From the Cambrian period to the birth of humankind, they deflected meteorites, regulated the climate, and silently protected life on earth. Humanity entered the space age and finally discovered the "man on the moon." When the earth faces cosmic threats, the ancient guardians merge with human descendants, opening the ultimate chapter of civilization inheritance - from being protected to becoming the guardian of the stars...