{"id":"https://openalex.org/W7166107398","doi":"https://doi.org/10.48550/arxiv.2606.26150","title":"Hot AI in Cold Space: Thermal-Crosstalk-Aware Scheduling for Sustainable Orbital AI Clusters","display_name":"Hot AI in Cold Space: Thermal-Crosstalk-Aware Scheduling for Sustainable Orbital AI Clusters","publication_year":2026,"publication_date":"2026-06-23","ids":{"openalex":"https://openalex.org/W7166107398","doi":"https://doi.org/10.48550/arxiv.2606.26150"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2606.26150","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.26150","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2606.26150","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5139437665","display_name":"Shuyi Chen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, Shuyi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005367146","display_name":"Zhengchang Hua","orcid":"https://orcid.org/0000-0002-3970-6129"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hua, Zhengchang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059860750","display_name":"Nikos Tziritas","orcid":"https://orcid.org/0000-0002-2091-2037"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tziritas, Nikos","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5139212322","display_name":"Georgios Theodoropoulos","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Theodoropoulos, Georgios","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"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/T12449","display_name":"Spacecraft Design and Technology","score":0.36230000853538513,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12449","display_name":"Spacecraft Design and Technology","score":0.36230000853538513,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11082","display_name":"Spacecraft Dynamics and Control","score":0.11140000075101852,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13200","display_name":"Spacecraft and Cryogenic Technologies","score":0.1088000014424324,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.6621000170707703},{"id":"https://openalex.org/keywords/thermal-management-of-electronic-devices-and-systems","display_name":"Thermal management of electronic devices and systems","score":0.5889999866485596},{"id":"https://openalex.org/keywords/thermal","display_name":"Thermal","score":0.4742000102996826},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.43810001015663147},{"id":"https://openalex.org/keywords/crosstalk","display_name":"Crosstalk","score":0.39579999446868896},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.36230000853538513},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.3538999855518341},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.3474999964237213},{"id":"https://openalex.org/keywords/international-space-station","display_name":"International Space Station","score":0.31130000948905945}],"concepts":[{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.6621000170707703},{"id":"https://openalex.org/C114834414","wikidata":"https://www.wikidata.org/wiki/Q15477170","display_name":"Thermal management of electronic devices and systems","level":2,"score":0.5889999866485596},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5619000196456909},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.4742000102996826},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4555000066757202},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.43810001015663147},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.4016000032424927},{"id":"https://openalex.org/C169822122","wikidata":"https://www.wikidata.org/wiki/Q230187","display_name":"Crosstalk","level":2,"score":0.39579999446868896},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.37610000371932983},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.36230000853538513},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.3538999855518341},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.3474999964237213},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3287000060081482},{"id":"https://openalex.org/C520752033","wikidata":"https://www.wikidata.org/wiki/Q25271","display_name":"International Space Station","level":2,"score":0.31130000948905945},{"id":"https://openalex.org/C96972482","wikidata":"https://www.wikidata.org/wiki/Q1049168","display_name":"Xeon Phi","level":2,"score":0.31119999289512634},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3109999895095825},{"id":"https://openalex.org/C187107819","wikidata":"https://www.wikidata.org/wiki/Q835696","display_name":"NASA Deep Space Network","level":3,"score":0.30300000309944153},{"id":"https://openalex.org/C156820238","wikidata":"https://www.wikidata.org/wiki/Q422876","display_name":"Active cooling","level":3,"score":0.29649999737739563},{"id":"https://openalex.org/C7694927","wikidata":"https://www.wikidata.org/wiki/Q7667810","display_name":"Water cooling","level":2,"score":0.2921000123023987},{"id":"https://openalex.org/C16405173","wikidata":"https://www.wikidata.org/wiki/Q192316","display_name":"Geostationary orbit","level":3,"score":0.29019999504089355},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.28600001335144043},{"id":"https://openalex.org/C2777632111","wikidata":"https://www.wikidata.org/wiki/Q1937518","display_name":"Reservation","level":2,"score":0.27549999952316284},{"id":"https://openalex.org/C171268870","wikidata":"https://www.wikidata.org/wiki/Q1486676","display_name":"GRASP","level":2,"score":0.26089999079704285},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.26080000400543213},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.260699987411499},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.25920000672340393},{"id":"https://openalex.org/C2778284599","wikidata":"https://www.wikidata.org/wiki/Q25340000","display_name":"Overheating (electricity)","level":2,"score":0.25870001316070557},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.2572999894618988},{"id":"https://openalex.org/C77304879","wikidata":"https://www.wikidata.org/wiki/Q211485","display_name":"Space technology","level":2,"score":0.2567000091075897},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.2567000091075897},{"id":"https://openalex.org/C9761082","wikidata":"https://www.wikidata.org/wiki/Q1285509","display_name":"Space Shuttle thermal protection system","level":3,"score":0.25589999556541443},{"id":"https://openalex.org/C173061102","wikidata":"https://www.wikidata.org/wiki/Q478819","display_name":"Bandwidth throttling","level":3,"score":0.2547000050544739}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2606.26150","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.26150","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2606.26150","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.26150","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/12","score":0.47256067395210266,"display_name":"Responsible consumption and production"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Terrestrial":[0],"AI":[1,118,220],"training":[2,98],"faces":[3],"an":[4],"unsustainable":[5],"energy":[6],"and":[7,73,110],"water":[8],"crisis,":[9],"positioning":[10],"Orbital":[11],"Data":[12],"Centers":[13],"(ODCs)":[14],"as":[15,32,139],"a":[16,46,140,153,214],"\"zero":[17],"operational":[18,197],"carbon\"":[19],"alternative.":[20],"However,":[21],"the":[22,130,163,196,206],"sub-$10\u03bc\\text{s}$":[23],"communication":[24],"latency":[25],"required":[26],"for":[27],"synchronized":[28],"scientific":[29],"workloads,":[30],"such":[31],"distributed":[33],"Large":[34],"Language":[35],"Model":[36,185],"(LLM)":[37],"training,":[38],"forces":[39],"ODCs":[40],"into":[41,55],"extreme":[42],"physical":[43,192],"density,":[44],"triggering":[45],"critical":[47],"\"Proximity-Thermal":[48],"Paradox.\"":[49],"As":[50],"these":[51,159],"high-density":[52],"systems":[53],"scale":[54,218],"Monolithic":[56],"Structures":[57],"or":[58,172],"Proximity":[59],"Swarms,":[60],"they":[61],"suffer":[62],"from":[63],"intense":[64],"thermal-fluid":[65],"crosstalk":[66,75],"(heat":[67],"traps":[68],"in":[69],"shared":[70],"cooling":[71,81,137],"loops)":[72],"thermal-radiative":[74],"(mutual":[76],"heating":[77],"that":[78,96,156,178],"blocks":[79],"deep-space":[80],"radiators).":[82],"If":[83],"left":[84],"unmitigated,":[85],"this":[86,121],"persistent":[87],"heat":[88],"stagnation":[89],"not":[90],"only":[91],"triggers":[92],"severe":[93,103],"thermal":[94,104,181,193],"throttling":[95],"degrades":[97],"throughput,":[99],"but":[100],"also":[101],"induces":[102],"fatigue,":[105],"drastically":[106],"shortening":[107],"hardware":[108,201],"lifespans":[109],"generating":[111],"premature":[112],"space":[113],"e-waste.":[114,223],"To":[115],"make":[116],"orbital":[117,200,219],"truly":[119],"sustainable,":[120],"position":[122],"paper":[123],"challenges":[124],"traditional":[125],"uniform":[126],"load-sharing.":[127],"We":[128],"propose":[129],"Thermal-Aware":[131],"Heterogeneity":[132],"Thesis,":[133],"which":[134],"treats":[135],"spatial":[136],"variances":[138],"primary":[141],"resource":[142],"management":[143],"dimension.":[144],"Building":[145],"on":[146,168],"this,":[147],"we":[148],"introduce":[149],"Thermal-Load":[150],"Balancing":[151],"(TLB),":[152],"software":[154],"framework":[155],"dynamically":[157],"migrates":[158],"intensive":[160],"workloads":[161],"to":[162,183,204,217],"coolest":[164],"available":[165],"units":[166],"based":[167],"instantaneous":[169],"fluid":[170],"temperatures":[171],"absorbed":[173],"radiation.":[174],"Our":[175],"analysis":[176],"demonstrates":[177],"TLB":[179],"resolves":[180],"bottlenecks":[182],"restore":[184],"Flops":[186],"Utilization":[187],"(MFU),":[188],"while":[189],"simultaneously":[190],"reducing":[191],"stress.":[194],"Extending":[195],"lifespan":[198],"of":[199,210],"is":[202],"crucial":[203],"amortize":[205],"massive":[207],"embodied":[208],"carbon":[209],"rocket":[211],"launches,":[212],"outlining":[213],"necessary":[215],"pathway":[216],"without":[221],"accelerating":[222]},"counts_by_year":[],"updated_date":"2026-07-02T06:12:58.138171","created_date":"2026-06-27T00:00:00"}
