{"id":"https://openalex.org/W7147329414","doi":"https://doi.org/10.48550/arxiv.2603.26953","title":"ASTER -- Agentic Science Toolkit for Exoplanet Research","display_name":"ASTER -- Agentic Science Toolkit for Exoplanet Research","publication_year":2026,"publication_date":"2026-03-27","ids":{"openalex":"https://openalex.org/W7147329414","doi":"https://doi.org/10.48550/arxiv.2603.26953"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2603.26953","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.26953","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2603.26953","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5132669761","display_name":"Emilie Panek","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Panek, Emilie","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132614935","display_name":"Alexander Roman","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Roman, Alexander","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132616195","display_name":"Gaurav Shukla","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shukla, Gaurav","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132708054","display_name":"Leonardo Pagliaro","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pagliaro, Leonardo","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041886570","display_name":"Katia Matcheva","orcid":"https://orcid.org/0000-0003-3074-998X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Matcheva, Katia","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5132687890","display_name":"Konstantin T. Matchev","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Matchev, Konstantin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.5557000041007996,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.5557000041007996,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","score":0.09520000219345093,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.05339999869465828,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/exoplanet","display_name":"Exoplanet","score":0.90420001745224},{"id":"https://openalex.org/keywords/workflow","display_name":"Workflow","score":0.5920000076293945},{"id":"https://openalex.org/keywords/upload","display_name":"Upload","score":0.4788999855518341},{"id":"https://openalex.org/keywords/advanced-spaceborne-thermal-emission-and-reflection-radiometer","display_name":"Advanced Spaceborne Thermal Emission and Reflection Radiometer","score":0.4787999987602234},{"id":"https://openalex.org/keywords/large-synoptic-survey-telescope","display_name":"Large Synoptic Survey Telescope","score":0.33959999680519104},{"id":"https://openalex.org/keywords/json","display_name":"JSON","score":0.3231000006198883}],"concepts":[{"id":"https://openalex.org/C163479331","wikidata":"https://www.wikidata.org/wiki/Q44559","display_name":"Exoplanet","level":3,"score":0.90420001745224},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5983999967575073},{"id":"https://openalex.org/C177212765","wikidata":"https://www.wikidata.org/wiki/Q627335","display_name":"Workflow","level":2,"score":0.5920000076293945},{"id":"https://openalex.org/C71901391","wikidata":"https://www.wikidata.org/wiki/Q7126699","display_name":"Upload","level":2,"score":0.4788999855518341},{"id":"https://openalex.org/C13772937","wikidata":"https://www.wikidata.org/wiki/Q298019","display_name":"Advanced Spaceborne Thermal Emission and Reflection Radiometer","level":3,"score":0.4787999987602234},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4343999922275543},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3528999984264374},{"id":"https://openalex.org/C2776834974","wikidata":"https://www.wikidata.org/wiki/Q672021","display_name":"Large Synoptic Survey Telescope","level":3,"score":0.33959999680519104},{"id":"https://openalex.org/C2780416260","wikidata":"https://www.wikidata.org/wiki/Q2063","display_name":"JSON","level":2,"score":0.3231000006198883},{"id":"https://openalex.org/C74902906","wikidata":"https://www.wikidata.org/wiki/Q1190858","display_name":"Radiative transfer","level":2,"score":0.2994000017642975},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.27639999985694885},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.2721000015735626},{"id":"https://openalex.org/C170130773","wikidata":"https://www.wikidata.org/wiki/Q216378","display_name":"Usability","level":2,"score":0.26919999718666077},{"id":"https://openalex.org/C2781067378","wikidata":"https://www.wikidata.org/wiki/Q17027399","display_name":"Interpretability","level":2,"score":0.25540000200271606}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2603.26953","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.26953","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2603.26953","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.26953","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"The":[0,29,206],"expansion":[1],"of":[2,26,31,37,44,64,145,157,160,194,228],"exoplanet":[3,229,245],"observations":[4],"has":[5,17],"created":[6],"a":[7,19,190,222],"need":[8],"for":[9,22,89,119,128,225],"flexible,":[10],"accessible,":[11],"and":[12,48,76,115,117,132,154,180,183,217,233],"user-friendly":[13],"workflows.":[14],"Transmission":[15],"spectroscopy":[16],"become":[18],"key":[20],"technique":[21],"probing":[23],"atmospheric":[24],"composition":[25],"transiting":[27],"exoplanets.":[28],"analyses":[30],"these":[32],"data":[33,121,201],"require":[34],"the":[35,42,61,102,136,143,149,155,168,204,226],"combination":[36],"archival":[38],"queries,":[39],"literature":[40],"search,":[41],"use":[43],"radiative":[45,151],"transfer":[46,152],"models,":[47],"Bayesian":[49,158],"retrieval":[50,159],"frameworks,":[51],"each":[52],"demanding":[53],"specialized":[54],"expertise.":[55],"Modern":[56],"large":[57],"language":[58],"models":[59],"enable":[60],"coordinated":[62],"execution":[63],"complex,":[65],"multi-step":[66],"tasks":[67],"by":[68,105,172],"AI":[69],"agents":[70],"with":[71,109,163],"tool":[72,166],"integration,":[73,167],"structured":[74],"prompts,":[75],"iterative":[77],"reasoning.":[78],"In":[79],"this":[80],"study":[81,193],"we":[82],"present":[83],"ASTER,":[84],"an":[85,94],"Agentic":[86],"Science":[87],"Toolkit":[88],"Exoplanet":[90,138],"Research.":[91],"ASTER":[92,125,220],"is":[93],"orchestration":[95],"framework":[96],"that":[97],"brings":[98],"LLM":[99],"capability":[100],"to":[101],"exoplanetary":[103],"community":[104,234],"enabling":[106],"LLM-driven":[107],"interaction":[108],"integrated":[110],"domain-specific":[111],"tools,":[112],"workflow":[113,188],"planning":[114],"management,":[116],"support":[118],"common":[120],"analysis":[122],"tasks.":[123],"Currently":[124],"incorporates":[126],"tools":[127],"downloading":[129],"planetary":[130,161],"parameters":[131,162],"observational":[133,200],"datasets":[134],"from":[135,148],"NASA":[137],"Archive,":[139],"as":[140,142],"well":[141],"generation":[144],"transit":[146],"spectra":[147,216],"TauREx":[150],"model,":[153],"completion":[156],"TauREx.":[164],"Beyond":[165],"agent":[169,207],"assists":[170],"users":[171],"proposing":[173],"alternative":[174],"modeling":[175],"approaches,":[176],"reporting":[177],"potential":[178],"issues":[179],"suggesting":[181],"solutions,":[182],"interpretations.":[184],"We":[185],"demonstrate":[186],"ASTER's":[187,239],"through":[189],"complete":[191],"case":[192],"WASP-39b,":[195],"performing":[196],"multiple":[197],"retrievals":[198],"using":[199],"available":[202],"on":[203],"archive.":[205],"efficiently":[208],"transitions":[209],"between":[210],"datasets,":[211],"generates":[212],"appropriate":[213],"forward":[214],"model":[215],"performs":[218],"retrievals.":[219],"provides":[221],"unified":[223],"platform":[224],"characterization":[227],"atmospheres.":[230],"Ongoing":[231],"development":[232],"contributions":[235],"will":[236],"continue":[237],"expanding":[238],"capabilities":[240],"toward":[241],"broader":[242],"applications":[243],"in":[244],"research.":[246]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2026-04-02T00:00:00"}