AN INTRODUCTION TO SPACE EXPLORATION

WHY SPACE EXPLORATION• Its just cool

• Prestige

• Increase knowledge

• Enhance national security and military strength

• Benefits for general public

So lets get some perspective

THINGS ARE NOT ALWAYS AS THEY SEEM

TEST YOURSELF PUT THE FOLLOWING EVENTS IN ORDER1. WWII ended

2. Memorandum recommending US send humans to space.

3. Space Race

4. Sputnik launched

5. American astronauts landed on the moon

6. The last humans to leave Earth’s orbit

7. Development of the International Space Station

8. First human in space

A LITTLE DILLY ABOUT…

1945WWII Ended

1st Satellite Launched

Oct 4, 1957 Sputnik

1st man to orbit the Earth

April 12, 1961Yuri Gagarin

Memorandum recommending that the US commits to sending people to the Moon.

May 8, 1961

1st Humans on the Moon

July 20, 1969Neil Armstrong and Buzz Aldrin (Apollo 11)

Last human to leave Earth’s orbit

December 1972

OTHER SPACE ENDEAVORS• 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.

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

BENEFITS OF VIEWING EARTH FROM SPACE

Benefit (in order) Government Private Sector (That’s us)Weather Forecasting

Crop Forecasting

GPS

Telecommunications (Hello cell phones) Humans in orbit(1st privately owned flight made several sub-orbital flights)

Tourism (SUPER EXPENSIVE) ** Although the coolest the least likely to happen)

Weapons: understanding we will not use them