interstellar space
NASA probe provides insight on solar system's border with interstellar space
NASA's Voyager 2 had crossed over to areas beyond the Milky Way's Sun's reach last year, learnings of which have now been shared.
NASA's Voyager 2 becomes 2nd craft in interstellar space
The spacecraft is now beyond the outer boundary of the heliosphere, some 11 billion miles from earth.
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