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Unmaned Russian Satelite
First man made object to go into space -
Was first American spaceflight program
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Second Man made satelite to go into space after Galileo
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landers on mars
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Built and launched after Voyager 1
Was a flyby mission -
made to study the solar system
still in use -
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was used to map the surface of venus
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Was an unmaned spacecraft
Was used to observe Jupiter and it's Moons
Arrived on Jupiter on December 7, 1995 -
It is a space telescope for observing space and was launched into orbit via rocket and is still in use today.
It can take pictures with almost no background light -
Nasa Sponsored the Mars Explorers but it was Donna Shirley and her team
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First spacecraft to find an asteroid and sucsessfully land on it Mars
Cost 223 Million dollars
Was built and designed at John Hopkins University of Applied Physics Laboratory -
The American Mars rover Sjourner had sucsessfully landed on mars
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The project was launched in 2000
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Was finally launched into space in 2011