Lucy

Lucy is the first spacecraft to study Jupiter's Trojan asteroids, a population of objects thought to be leftovers from the solar system's formation.
Mission Link
Jupiter Trojans Main Belt Asteroids Flyby NASA SwRI
Location
173.0-day trail Sun Earth Jupiter Dinkinesh Donaldjohanson Eurybates Polymele Leucus Orus Patroclus + Menoetius Lucy
Julian Date: 2461192.0
ISO Date: 2026-05-31T12:00 UTC
Timeline
Donaldjohanson Encounter
20 Apr 2025
Earth Gravity Assist 2
13 Dec 2024
Dinkinesh Encounter
1 Nov 2023
Earth Gravity Assist 1
16 Oct 2022
Launch
16 Oct 2021
Eurybates + Queta Encounter
12 Aug 2027
Polymele + Satellite Encounter
15 Sep 2027
Leucus Encounter
18 Apr 2028
Orus Encounter
11 Nov 2028
Earth Gravity Assist 3
27 Dec 2030
Patroclus + Menoetius Encounter
3 Mar 2033