NASA will send a probe billions of miles away to understand how the solar system was formed.The Interstellar mission by John Hopkins University and NASA will send a probe 92billion miles beyond the edge of the heliosphere by the early 2030s.The heliosphere is the bubble of space surrounding the sun and enclosing all the planets, from Mercury to Neptune.Voyager 1 and Voyager 2, launched in 1977, are the only probes to venture outside the heliosphere, travelling 14 and 11billion miles away from Earth.This area, affected by solar winds, has left boffins with questions after the edge of the bubble was discovered more than 40 years ago.The Voyagers' instruments gave limited data on their missions, leaving gaps in understanding the heliosphere,.
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