SPACE EXPLORATION TIMELINE

Sputnik 1

Oct 4, 1957

The mission for sputnik 1 was to be the first artificial satellite to successfully achieve earth orbit.
The purpose of this mission was to measure the density and composition of the upper atmosphere.
Sputnik one was important because because it was the first artificial satelite to achieve earth orbit.

Explorer 1

Feb 1, 1958

The mission for Explorer 1 was to prove the U.S. could launch a satellite.
The purpose of the mission was to to survey Earth orbit as to temperature and radiation.
Explorer 1 was important because it was a mission to prove that the USA could send a satelite into space.

MecuryFreedom7

May 5, 1961

The mission of MecuryFreedom7 was to determine man's capabilities in a space environment.
The purpose of the mission was to see how a man could survive in space.
This mission is important because it determines human capabilities in space.

Gemini 3

Mar 23, 1965

Gemini 3 mission was meant to lead to Apollo.
The purpose of this mission was to lead to apollo.
This mission was important because it lead to the moon landing

Apollo 11

Jul 16, 1969

Apollo 11 mission was to land on the moon.
its purpose was to be the first USA shuttle to land on the moon.
The mission was important because it was the first to land on the moon.

Viking 1

Aug 20, 1975

The mission was to land on mars.
The purpose of this mission was to observe mars.
This was important because it was the first to land on mars.

voyager 1

Sep 5, 1977

its mission was to study the outer solar system.
the purpose of this mission was to explore outside the solar system.
This mission was important because it could see what its like outside the solar system.

columbia space shuttle april 12 1981

Apr 12, 1981

its was a regular orbital flight.
this mission was important because it disinegrated.

mars pathfinder

Dec 4, 1996

its mission was to land on mars
its purpose was to rove searching for data
it was important because it the first rover on mars

international space station

Nov 20, 1998

its mission was to orbit around space
its purpose was to serve as a satelite
it is important because it served as a satelite

spirit and oppurtunity

Jan 25, 2004

its mission was to land on mars
the purpose was to search for life on mars
this was important because it was the second rover to land on mars

kelper

Mar 7, 2009

its mission was discover Earth-like planets
its purpose was to locate planets like earth
its important because there could be a chance for human survival if they find one.

cuiriosity

Nov 26, 2011

its mission was to explore planet mars.
its purpose was to observe
and was iportant because it was the most reent launch to mars.