NASA's Voyager 1 Detects A New Humming Sound 14 Billion Miles From Earth

Launched into space in 1977, NASA's Voyager 1 is the most distant human-made object from Earth, currently residing 14 billion miles away from the planet. The spacecraft first reached interstellar space roughly 10 years ago, allowing experts to make game-changing explorations beyond the "heliopause," or the boundary where the Sun's solar wind is halted by the interstellar medium. NASA's latest Voyager 1 discovery details the revelation of an ominous humming noise from surrounding plasma waves, an...