Almost two years after the first interstellar visitor was detected in our solar system, astronomers believe they've found one that's incoming, according to NASA. The first object, known as 'Oumuamua, was found in October 2017. Interstellar means that the object originated from outside of our solar system.
원문출처 : https://www.cnn.com/2019/09/12/world/another-interstellar-visitor-scn-trnd/index.html
원문출처 : https://www.cnn.com/2019/09/12/world/another-interstellar-visitor-scn-trnd/index.html