LOS ANGELES (AP) — Voyager 1 has crossed a new frontier, becoming the first spacecraft ever to leave the solar system, NASA said Thursday.
This is a companion discussion topic for the original entry at https://talkingpointsmemo.com/?p=203395
LOS ANGELES (AP) — Voyager 1 has crossed a new frontier, becoming the first spacecraft ever to leave the solar system, NASA said Thursday.