The History of Space Exploration: Key Milestones Achieved
The Launch of Sputnik (1957): The Soviet Union launched Sputnik 1, the first artificial satellite, on October 4, 1957.
First Human in Space (1961): On April 12, 1961, Soviet astronaut Yuri Gagarin became the first human to travel into space aboard the Vostok 1 spacecraft
The Apollo 11 Moon Landing (1969): The United States achieved a major milestone on July 20, 1969, when Apollo 11 successfully landed astronauts Neil Armstrong
The Launch of Space Shuttle Program (1981): NASA launched the Space Shuttle program with the flight of Columbia on April 12, 1981
The International Space Station (1998): The first module of the International Space Station was launched into orbit in 1998
Mars Rovers and Exploration (2004): NASA's Mars rovers, Spirit and Opportunity, landed on Mars in January 2004
Voyager Probes (1977): Launched in 1977, the Voyager 1 and Voyager 2 spacecraft have traveled beyond the solar system,
Commercial Spaceflight (2000s-2010s): The emergence of private companies like SpaceX and Blue Origin revolutionized space exploration.