
NASA @NASA
🔊 From 14.1 billion miles from Earth, the Voyager 1 spacecraft has detected a new cosmic “hum” in interstellar space from the Plasma Wave System instrument aboard the craft! 🌊 Learn about what this fascinating discovery means to us here on Earth: https://t.co/2yANyhRxQw https://t.co/V333x2A74J — PolitiTweet.org