Solar System Standard Targets

The Solar System Targets form is used to specify moving targets in some JWST observations.  This article provides a list of standard solar system targets for the Astronomer’s Proposal Tool (APT).

 Solar System Standard Targets

Level 1Level 2
JWST





Sun







Mercury







Venus







Earth

Moon

Hubble





Mars

Phobos

Deimos





Jupiter

Io

Europa

Ganymede

Callisto

Amalthea

Ananke


Elara

Pasiphae

Sinope

Lysithea

Carme

Themisto


Leda 

Thebe

Adrastea

Metis

Callirrhoe

Erinome


Taygete 

Chaldene

Harpalyke

Kalyke

Iocaste

Aitne


Isonoe

Praxidike

Autonoe

Thyone

Hermippe

Kale


Eurydome

Euanthe

Euporie

Orthosie

Sponde

Thelxinoe


MegaclitePasitheeHegemoneMnemeAoedaCyllene


ArcheKallichoreHelikeCarpoEukeladePandia


KoreHerseDiaValetudoHimaliaErsa

Saturn

Mimas

Enceladus

Tethys

Dione

Rhea

Titan


Hyperion 

Iapetus

Phoebe

Janus

Epimetheus

Helene


Telesto

Calypso

Atlas

Prometheus

Pandora

Pan


Paaliaq

Tarvos

Ijiraq

Suttungr

Kiviuq

Mundilfari


Albiorix

Skathi

Erriapo

SiarnaqThrymrYmir


NarviMethonePallenePolydeucesDaphnisAegir


BebhiomBergelmirBestlaFarbautiFenrirFornjot


HatiHyrokkinKariLogeSkollSurtur


AntheJarnsaxaGreipTarqeqAegaeon

Uranus

Ariel

Umbriel

Titania

Oberon

Miranda

Cordelia


Ophelia 

Bianca

Cressida

Desdemona

Juliet

Portia


Rosalind

Belinda

Puck

Caliban

Sycorax

Prospero


SetebosStephanoTrinculoFranciscoMargaretFerdinand


PerditaMabCupid


Neptune

Triton

Nereid

Naiad

Thalassa

Despina

Galatea


LarissaProteusHalimedePsamatheSaoLaomedeia


Neso

Hippocamp



Pluto

Charon

Nix

Hydra

KerberosStyx

Ceres







Haumea         

Hiiaka

Namaka





Eris

Dysnomia






Makemake







Change log

Updates before June 29, 2022 were recorded in the change log for the parent article Solar System Targets.

June 29, 2022

Editorial change, created a change log.