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An Introduction to Space Exploration. Why Space Exploration. Its just cool Prestige Increase knowledge Enhance national security and military strength Benefits for general public. Things are not always as they seem. So lets get some perspective.
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Why Space Exploration • Its just cool • Prestige • Increase knowledge • Enhance national security and military strength • Benefits for general public
Things are not always as they seem So lets get some perspective
Test Yourself Put the following events in order • WWII ended • Memorandum recommending US send humans to space. • Space Race • Sputnik launched • American astronauts landed on the moon • The last humans to leave Earth’s orbit • Development of the International Space Station • First human in space
A little dilly about… 1st Humans on the Moon July 20, 1969 Neil Armstrong and Buzz Aldrin (Apollo 11) 1st man to orbit the Earth April 12, 1961 Yuri Gagarin 1945 WWII Ended 1st Satellite Launched Oct 4, 1957 Sputnik Memorandum recommending that the US commits to sending people to the Moon. May 8, 1961 Last human to leave Earth’s orbit December 1972
Other Space Endeavors The International Space Station is a habitable artificial satellite in low Earth orbit. It follows the Salyut, Almaz, Skylab and Mir stations as the ninth space station to be inhabited. Wikipedia Orbit height: 230 miles (370 km) Speed on orbit: 4.791 miles/s (7.71 km/s) Launch date: November 20, 1998 Cost: US$ 150 billion • USSR/ Russian Space stations • US Skylab • International Space Station (ISS) 1990’s • First ISS residents, Nov. 2, 2000 • Robots: Moon, Venus, Mars, and the asteroid Eros.
Benefits of Viewing Earth from Space Weapons: understanding we will not use them