The International Space Station
It is a space research platform jointly built by multiple countries, which began construction in November 1998 and was first inhabited in November 2000. Operated jointly by NASA, the Russian Federal Space Agency, the Japan Aerospace Exploration Agency, the Canadian Space Agency, and the European Space Agency. The main purpose is to serve as a laboratory for scientific research in microgravity environments, supporting experiments in fields such as biology, human biology, physics, and astronomy. It is also an important international cooperation project that promotes exchanges and cooperation among different countries in the field of space exploration.
NASA Space Shuttle
The United States Space Shuttle is the world's first reusable space vehicle to and from the ground and space. It consists of an orbiter, an external tank and a solid booster. Each orbiter can be reused 100 times, each time it can send up to 29.5 tons of payload into 185 to 1110 kilometers of low-earth orbit, and bring 14.5 tons of payload back to the ground. The space shuttle is 56.14 meters long and 23.34 meters high. The orbiter can carry three to seven people and fly in orbit for seven to 30 days.
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