Transcript Astronomy 5-4 Notes

Sci. 5-4 Living and
Working in Space
Pages 142-147
A. In April 12, 1961, a Soviet cosmonaut
named Yuri Gagarin became the 1st human
to orbit Earth.
1) USA- May 5, 1961- Alan Shepard reached
space
B. The great race to get a manned-flight program
underway and to reach the moon was politically
motivated.
1) The United States beat the Soviets to a manned moon
landing with the Apollo moon flights in 1969.
2) Astronaut Neil Armstrong became the 1st
human to set foot on the moon.
C. Space Shuttle- a reusable vehicle that takes
off like a rocket and lands like an airplane.
1) During the 1970’s, the United States
focused on developing the space shuttle.
2)
st
1
shuttle launched in 1981
3) 1986- Challenger exploded just after take
off, killing all 7 astronauts- 1st teacher Christa
McAuliffe was on board.
D. Space Station- a long term orbiting platform
from which other vehicles can be launched or
scientific research can be carried out.
1) The soviets focused on developing orbiting space
stations.
2) 1971, Soviets 1st manned space station- Salyut 1.
3) Skylab – 1st USA space station
E. The United States, Russia, and 14 other
international partners are currently developing
the International Space Station.
F. Because of a need for resources, living space
beyond what Earth can provide, scientific reasons,
and even recreational reasons, humans may
eventually live and work on other planets and
moons.