JWST Solar System Science Programs

Wed May 27 03:30:03 EDT 2026

Cycle Type ID PI Title Allocated Hours
5 GO 12108 Anicia Arredondo Probing the origins and evolution of water-rich asteroids using the targets of the Emirates Mission to the Asteroid belt 9.7
5 GO 11995 Ian Wong Exploring the surface evolution of Centaurs: An empirical test of solar system dynamical history 17.3
5 GO 11793 Katherine de Kleer The Composition and Origins of the Main-Belt Asteroids 156.6
5 GO 11776 Audrey Martin Mysterious Origins of D-Type Asteroids 22.7
5 GO 11575 Ying-Tung Chen Spectral Characterization of Sedna-like Objects as Fossil Records of Solar System Formation with NIRSpec 16.4
5 GO 11553 Emma Thomas Playing the long game: Observing the long-term temperature trend of Neptune's upper atmosphere 4.1
5 GO 11464 Bryce Bolin A spectroscopic test of the origins of Earth co-orbitals with JWST/NIRSpec 12.1
5 GO 10908 Richard Cartwright Sources and Seasonal Evolution of CO2 on Ocean World Enceladus 4.8
5 GO 10900 M. Ryleigh Davis Unlocking Europa’s Ocean Chemistry: Disentangling Native Salts from Radiolytic Cycles with JWST/MIRI 5.0
5 GO 10749 Danny Gasman A red follow-up for the MIRI/MRS Library 35.2
5 GO 10716 Matthew Hedman Examining the Composition of Jupiter's Inner Moons and Rings with MIRI and NIRSpec 36.7
5 GO 10488 Leigh Fletcher Uranus Solstice Explorer: Temporal Change in the Atmosphere, Ionosphere, and Ring-Moon System 15.2
5 GO 10201 Alice Booth Revealing the Chemical Reservoirs of Giant Planet Nurseries in Orion 84.0
5 GO 10128 Dominique Bockelee-Morvan Ganymede's CO2 and H2O exospheres: global distribution, sources and sinks 16.7
5 GO 9976 Will Grundy Unlocking the Origins of Giant Planet Satellite Systems Through D/H Measurements of Europa, Ganymede, and Callisto 13.8
5 GO 9938 Katherine de Kleer A martian origin for olivine-dominated small bodies 14.3
5 GO 9688 Rosario Brunetto Methanol and Methane on Icy Bodies: Probing Heritage and Evolution in the Outer Solar System 49.5
5 GO 9609 Silvia Protopapa Exploring the Link between Makemake’s Thermal Anomaly and Gas Production as a Probe of Cryovolcanism 15.6
5 GO 9582 Leigh Fletcher Brace for Impact! The Aftermath of Airbursts in Gas Giant Atmospheres 5.7
4 DD 12509 Qicheng Zhang Evaluating a Distantly Bright Kreutz Sungrazer 6.9
4 DD 12499 Qicheng Zhang Confirming a Possible Escapee from the Outer Main Belt 5.5
4 DD 12488 Bryce Bolin Testing the volatile variability of fragmenting Oort cloud comet C/2025 K1 ATLAS 20.6
4 DD 12481 John Noonan Capturing Planetesimal Chemistry from Fragmenting Oort Cloud Comet C/2025 K1 (ATLAS) 9.9
4 DD 9482 Maryame El Moutamid Time-Critical Follow-Up of Newly Discovered Uranian Moon with JWST/NIRCam 5.9
4 DD 9481 Eva Lilly Characterizing an onging outburst of a rare centaur C/2023 RS61 with joint JWST and HST observations 5.5
4 DD 9453 Silvia Protopapa Timely Follow-up of Newly Discovered Methane Fluorescence on Makemake to Investigate Its Origin and Variability 14.5
4 DD 9442 Matthew Belyakov MIRI MRS Observations of the Third Interstellar Object 10.8
4 DD 9441 Andrew Rivkin Enabling early decision making for a possible lunar impact in 2032 14.5
4 GO 9351 Jonathan Nichols Unveiling the energy flow from Jupiter's magnetosphere to aurora 8.3
4 GO 9317 Amy Simon Investigating Saturn's Equatorial Winds at Equinox 10.8
4 GO 9260 Bryce Bolin Multi-Cycle monitoring of the volatile evolution of a returning planetesimal as it approaches perihelion 8.9
4 DD 9259 Colin Snodgrass The evolving activity drivers in a newly discovered distant comet 3.1
4 GO 9078 Ian Wong Probing the origin and interiors of Jupiter Trojans through the study of collisional fragments 16.0
4 GO 8976 Matthew Belyakov Testing Outer Solar System Surface Evolution with Retrograde Centaurs 21.7
4 GO 8857 Zachariah Milby Io's Auroral Emissions as a Tool to Investigate Atmosphere-Plasma Torus Interactions 10.1
4 GO 8782 Katherine de Kleer Nominally anhydrous asteroids as reservoirs of water in the inner solar system 17.4
4 GO 8663 Benjamin Sharkey Is the Moon an Active Source of Near-Earth Asteroids? Testing the Origins of Earth Quasi-Satellite Kamo\`oalewa 13.1
4 GO 8445 Sasha Cryan Complex Cyanides as Tracers for Unlocking the Chemical History of Trans-Neptunian Objects 46.5
4 GO 8173 Pablo Rodriguez Ovalle The evolution of comet-impact products in Jupiter's atmosphere: a benchmark for auroral chemistry in giant (exo)planets 16.1
4 GO 8147 Paola Tiranti Chasing the Great Red Spot: Exploring Coupling Between Jupiter's Atmospheric Layers 16.3
4 GO 7993 Jane Huang Do protoplanetary disk substructures regulate water enrichment and pebble drift across different environments? 25.5
4 GO 7847 Matthew Hedman Saturn's E ring in 2025: A rare opportunity to observe material from inside Enceladus 21.9
4 GO 7813 Richard Cartwright The origin of CO2 in the Uranian system and possible geologic activity at Ariel 15.5
4 GO 7700 David Trilling The supremely deep trans-Neptunian object survey: A critical test of planet formation models 137.1
4 GO 7570 Tom Stallard Exploring the magnetic environments of Uranus and Neptune with JWST 153.6
4 SURVEY 7248 David Trilling A spectrophotometric survey of the colors of trans-Neptunian objects: An efficient constraint on post-formation evolution in the outer Solar System 17.8
4 GO 6865 Leigh Fletcher Jupiter's Stripes: Testing the Canonical View of Banded Circulation Patterns on Giant Planets 23.8
4 GO 6840 Michael Wong Jupiter's Oval BA: Trends in Space and Time 13.8
3 DD 9239 Andrew Rivkin Size Measurements of a Potential Earth-Impacting Asteroid with JWST MIRI and NIRCAM 11.2
3 DD 9230 Samantha Trumbo The Aftermath of a Transient Deposition Event on Europa 13.2
3 DD 9219 Macarena Garcia Marin NIRCam Observations of a Solar System Object 3.8
3 DD 6742 Colin Snodgrass The evolving activity drivers in a newly discovered distant comet 4.0
3 GO 6581 Bryce Bolin Multi-Cycle monitoring of the volatile evolution of a returning planetesimal as it approaches perihelion 9.0
3 GO 6384 Driss Takir Low-Albedo and Inclination Asteroid Families as Tracers for Water and Organics in the Inner Solar System 19.6
3 GO 6379 Maryame El Moutamid Structure and Dynamics of The Rings and Inner Moons of Uranus 11.9
3 GO 6116 Mohammad Saki Testing Natal Heritage Among Comet Dynamical Families: A JWST Study of Parent Volatiles in Halley-Type Comets. 13.1
3 GO 6064 Ana Carolina de Souza Feliciano Constraining the dynamical evolution of the outer solar system with trans-Neptunian binaries 27.6
3 GO 5940 Ian Wong The missing link in the Kuiper belt: Reconnaissance spectroscopy of blue binary cold classical KBOs 7.5
3 GO 5551 Henry Hsieh Characterization of Water Outgassing in Main-Belt Comets 133P/Elst-Pizarro and 457P/Lemmon-PANSTARRS 10.3
3 GO 5308 Luke Moore Hunting for the source of Saturn's atmospherically driven aurora 11.8
3 GO 5094 Martin Cordiner Composition of an Interstellar Object - Unique Insights into Protoplanetary Disk Midplane Chemistry 20.4
3 GO 5073 Henrik Melin What drives the aurora of Uranus? 18.3
3 GO 4687 M. Ryleigh Davis Constraining the Composition and Thermal Histories of Silicate Minerals on Callisto 16.5
3 GO 4665 Bryan Holler Constraining the origin and dynamical evolution of extreme trans-Neptunian objects through NIR spectroscopy 19.5
3 GO 4645 Matthew Belyakov Reconstructing the Histories of the Ice Giant Systems through Small Satellite Observations 30.0
3 GO 4627 Michael Brown Deuterium in the outer solar system 22.2
3 GO 4604 Michael Brown The source of the gas plumes of Enceladus 8.7
3 GTO 4541 John Stansberry Search for Varuna's Satellite 7.3
3 GTO 4523 Jonathan Lunine Titan Surface and Atmosphere - JWST Cycle 3 GTO Project 1.7
2 DD 6714 Colin Snodgrass The evolving activity drivers in a newly discovered distant comet 5.7
2 DD 4621 Ian Wong Time-sensitive observations of Chiron: a unique active Centaur beyond 15 AU 4.0
2 GO 4566 Jonathan Nichols Elucidating Jupiter's auroral processes with HST and JWST 6.8
2 GO 4565 Kurt Retherford HST-Juno Io Campaign: Connecting Volcanos to the Plasma Environment 5.2
2 GO 4320 Christopher Glein Seeking New Clues to the Habitability and Plume Activity of the Ocean World Enceladus using JWST-NIRSpec 3.7
2 GO 4250 Henry Hsieh Characterization of Water Outgassing in Main-Belt Comets 133P/Elst-Pizarro and 358P/PANSTARRS 10.3
2 GO 4198 Bryce Bolin Multi-Cycle monitoring of the volatile evolution of a returning planetesimal as it approaches perihelion 8.5
2 GO 4078 Katherine de Kleer Mass-loss from Io’s volcanic atmosphere: A unique synergy with the Juno Io fly-by 5.2
2 GO 4028 Benjamin Sharkey Deciphering Jupiter's Irregular Satellites: A Critical Test of Giant Planet Migration 18.3
2 GO 4023 Samantha Trumbo Complete NIRSpec coverage of Europa's surface: CO2, salt hydrates, and the potential for unexpected discovery 6.4
2 GO 3991 Will Grundy Small Cold Classical TNOs as Witnesses of Outer Nebular Chemistry 27.8
2 GO 3979 Susan Benecchi Are dark, red, small KBOs devoid of volatiles? 25.8
2 GO 3760 Anicia Arredondo Investigating the cause of the 3 µm absorption feature on asteroids 9.9
2 GO 3716 Michael Brown The Saturnian satellites as a laboratory for CO2 in the outer solar system 21.2
2 GO 3665 Tom Stallard Unveiling Jupiter’s upper atmosphere and constraining atmospheric loss from Giant Planets 27.4
2 GO 3195 Katherine de Kleer Are M-Type asteroids the remnant core fragments of the planetesimals? 28.1
2 GO 3034 Ke Zhang Building on ALMA: a JWST legacy survey of the chemical evolution of planet-forming disks 66.3
2 GO 2876 Bin Yang Probing Water Ice in Distant Comets: Crystalline or Amorphous? 17.9
2 GO 2869 Michael Brown The interiors of Jupiter Trojans as tracers of Solar System evolution 5.0
2 GO 2820 Pierre Vernazza Deciphering the silicate composition of Centaurs and small TNOs 35.1
2 GTO 2768 Naomi Rowe-Gurney Uranus high spatial resolution global map from NIRCam 4.8
2 GTO 2760 Jonathan Lunine Titan Surface and Atmosphere - JWST Cycle 2 GTO Project 14.1
1 DD 2787 Geronimo Villanueva A sensitive search for rings and small moons in the Martian system using JWST 6.8
1 DD 2747 Bryce Bolin The Volatile Content of Oort Cloud Comet C/2014 UN271 5.1
1 DD 2739 Klaus Pontoppidan JWST Cycle 1 Outreach Campaign 50.2
1 GO 2574 Michael Brown JWST observations of Lucy mission targets 25.2
1 GO 2550 Larissa Markwardt The First Near-IR Spectroscopic Survey of Neptune Trojans 24.3
1 GO 2418 Noemi Pinilla-Alonso DiSCo-TNOs: Discovering the composition of the trans-Neptunian objects, icy embryos for planet formation 96.1
1 GO 2416 Adam McKay Measuring Volatile Production in Active Centaurs with JWST NIRSpec 28.8
1 GO 2361 Katherine de Kleer Are L-type asteroids ancient reservoirs for the earliest Solar System solids? 25.9
1 GO 2134 Kohji Tsumura Absolute Brightness Measuremt of the Extragalactic Background Light Using Gallilean Satellites Eclipse Occultations 24.4
1 GO 2127 Michael Kelley Frozen Oort Cloud Comet Hale-Bopp 11.1
1 GO 2060 Richard Cartwright Unraveling the primordial constituents and exogenic processes that shaped Callisto's surface 3.4
1 GO 1897 Nathan Roth Measuring the Insoluble Organic Matter (IOM) and Polycyclic Aromatic Hydrocarbon (PAH) Content of Comet 9P/Tempel 1 9.4
1 GO 1786 Richard Cartwright The moons of Uranus: A NIRSpec investigation of their origins, organic constituents, and possible ocean world activity 20.7
1 GO 1731 Stephanie Jarmak Variability and Abundance of Hydration on M-Type Asteroid (16) Psyche: The search for water on the largest metallic asteroid 16.7
1 GO 1658 Emmanuel Lellouch Pluto's climate system with JWST 23.8
1 GO 1604 Glenn Orton Dynamics and Temporal Variability in the Atmosphere of Neptune 14.3
1 GO 1566 Chick Woodward The Coma Dust and Volatiles of C/2017 K2 (Pan-STARRS) 13.2
1 GO 1549 Klaus Pontoppidan The deepest search for rare molecules and isotopologues in planet-forming disks 14.6
1 GTO 1415 Geronimo Villanueva Mars observations: GTO program 7.0
1 ERS 1373 Imke de Pater ERS observations of the Jovian System as a demonstration of JWST capabilities for Solar System science 45.7
1 GTO 1273 Jonathan Lunine Kuiper Belt Science with JWST 18.0
1 GTO 1272 Dean Hines Kuiper Belt Science with JWST 17.8
1 GTO 1254 Alex Parker TNOs 15.0
1 GTO 1253 Stefanie Milam ToO Comet 13.3
1 GTO 1252 Michael Kelley Spectral mapping of a comet's inner coma 13.0
1 GTO 1251 Conor Nixon Titan Climate, Composition and Clouds 15.0
1 GTO 1250 Geronimo Villanueva Probing the sub-surface oceans of Europa and Enceladus with JWST 10.4
1 GTO 1249 Leigh Fletcher Neptune 9.0
1 GTO 1248 Leigh Fletcher Uranus 13.0
1 GTO 1247 Leigh Fletcher Saturn 20.1
1 GTO 1246 Leigh Fletcher Jupiter's Great Red Spot 7.0
1 GTO 1245 Cristina Thomas Near-Earth Objects 23.4
1 GTO 1244 Andrew Rivkin Large Asteroids and Trojan Asteroids 12.5
1 GTO 1231 Aurelie Guilbert-Lepoutre Surface composition of mid-sized TNOs: searching for ammonia 8.8
1 GTO 1191 John Stansberry Kuiper Belt Science with JWST 29.1