The US, Russia, and China Space Race: Who Leads in Satellite Numbers?
The US, Russia, and China Space Race: Who Leads in Satellite Numbers?As we gaze at the night sky, beyond the twinkling stars, thousands of artificial satellites silently orbit, safeguarding our communications, forecasting the weather, and even participating in global political and military power struggles. As the world's three superpowers, the United States, Russia, and China are naturally engaged in a competition in space, with satellite numbers being a key metric...
Humanity's Dream of Leaving the Solar System: Challenges and Hope
Humanity's Dream of Leaving the Solar System: Challenges and HopeFirst, to leave the solar system, we must overcome the sun's gravity. This requires extremely high speeds, at least reaching the speed of light to escape the sun's gravitational pull...
