Voyager I and II are part of Voyager interstellar mission. They were launched in 1977 and have traveled beyond Pluto and entered Heliosheath. These unmanned spacecrafts are still sending data back to earth via Deep space network. These spacecrafts are the marvels of human innovation. For more info, you may like to refer to below URL.
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ReplyDeletehow the voyager can fly distance of 4 billion miles? is it a unmanned aircraft?
ReplyDeleteVoyager I and II are part of Voyager interstellar mission. They were launched in 1977 and have traveled beyond Pluto and entered Heliosheath. These unmanned spacecrafts are still sending data back to earth via Deep space network. These spacecrafts are the marvels of human innovation. For more info, you may like to refer to below URL.
ReplyDeletehttp://voyager.jpl.nasa.gov/mission/mission.html