Mercury Program - The first human spaceflight program. Astronauts only went up to space and orbited the Earth., Gemini Program - The second human space program. Astronauts practiced docking with other vehicles and space walks., Apollo Program - The third human space program. Astronauts successfully landed on the Moon., International Space Station (ISS) - The current space laboratory orbiting the Earth. Astronauts live and work on board for 6 months to a year., Artemis Program - Human space program to go back to the Moon and later onto Mars., Rovers - Robots that have been sent to Mars. They explore the surface and collect data., Landers - Robot that lands on Mars and stays in one location to collect data., Orbiters - Satellites that collect data about another planet or moon by staying in orbit., Space X - A commercial company that is able to send astronauts to space., Shuttle - Human space program that was used to help construct the ISS. It was the only reusable spacecraft.,

Space Exploration

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