1. Joshua Hey Period 9 Space Exploration 10/22/13

2. The United States launches Skylab Occupied by three crews Next few years will be an important arena for a number of scientific experiments May 14 th, 1973: First U.S. Space Station

3. U.S. launches Skylab 2 Skylab 2 carried the first crew to visit the Skylab station The three crew members made repairs to the Skylab during its launch They spent 28 days in space (new record for American astronauts) May 25 th, 1973: First Skylab Crew Joe Kerwin, Pete Conrad, and Paul Weitz

4. American Apollo and Soviet Soyuz park at the first international spacecraft rendezvous This was known as the Apollo-Soyuz test project This was a very important mission because it proved Russia and America can work together July 17 th, 1975: First International Space Rendezvous

5. Two Russian crafts known as Venera 9 and 10 successfully land on the surface of Venus It also took measurements of Venus’ atmosphere before being destroyed by intense heat and pressure October 1975: The First Images of Venus

6. The very first surface images of Mars are sent back to Earth by Viking 1 First successful U.S. craft to land on a planet Rocky, desolate, landscape shows U.S. no signs of life July 20 th, 1976: First Surface Images of Mars

7. Following the success of Viking 1, the Viking 2 spacecraft lands on Mars on the Plain of Utopia It discovers and photographs water frost and sends back stunning images of the Martian surface September 1976: Discovery of Water Frost on Mars

8. The Voyager 1 and Voyager 2 spacecraft leave Earth on an epic tour of the Solar System They met with Jupiter in 1979 and Saturn in 1980. August-September, 1977: Launch of Historic Voyager Missions

9. Two U.S. Pioneer spacecraft reach Venus One drops four probes into the atmosphere The other maps the surface December, 1978: U.S. Probes Arrive at Venus

10. The U.S. Voyager 1 spacecraft, launched in 1977, arrives at Jupiter It sends back amazing images of the giant planet and its moons March 5, 1979: Voyager 1 Arrives at Jupiter

11. The U.S. Voyager 2 spacecraft, launched in 1977, arrives at Jupiter Sent back images of Jupiter and its moons July 9, 1979: Voyager 2 Arrives at Jupiter

12. The U.S. space probe Pioneer 11 reaches Saturn, flying within 13,000 miles and taking the first close-up photographs of the planet September 1, 1979: First Images of Saturn

13. The Voyager 1 spacecraft arrives at Saturn Sent back extraordinary images of the ringed planet and its many moons November 12, 1980: Voyager 1 Arrives at Saturn