NASA's intrepid Voyager 2 probe crosses into interstellar space
Monday, December 10, 2018 - 15:50
in Astronomy & Space
Voyager 2, a NASA probe launched in 1977 and designed for just a five-year mission, has become only the second human-made object to enter interstellar space as it continues its marathon trek billions of miles (km) from Earth, scientists said on Monday.