
NASA @NASA
On Tues., Sept. 28 at 1pm ET, mission experts will preview the Oct. 16 launch of Lucy, our first mission to explore Jupiter’s Trojan asteroids. The Trojans are remnants of the early solar system & may hold clues to how our own planet formed. How to watch: https://t.co/dnwyPsGzOl https://t.co/lwOYgLZKLG — PolitiTweet.org