
NASA @NASA
In the night sky before dawn, or after dusk, you might see a faint column of light β the reflection of a cloud of tiny dust particles orbiting the Sun. Data from our Juno spacecraft's voyage to Jupiter suggests that Mars is the source of this cosmic dust: https://t.co/Hitqg6U675 https://t.co/tEDPbN7qWn — PolitiTweet.org