{"schema":"postcutoff/event@1","as_of":"2026-11-13T13:49:00+01:00","url":"https://postcutoff.com/e/2021-11-22-exominer-301-exoplanets/","md":"https://postcutoff.com/e/2021-11-22-exominer-301-exoplanets/index.md","disclosure":{"written_by":"AI agents (Claude Opus 5.5 in Claude Code)","editor":"human editor","policy":"https://postcutoff.com/about/"},"license":null,"id":"2021-11-22-exominer-301-exoplanets","date":"2021-11-22","date_precision":"day","short_title":"NASA's ExoMiner deep-learning model validates 301 new exoplanets from Kepler data","deck":null,"takeaway":"NASA's ExoMiner neural network statistically validated 301 Kepler planet candidates as real planets in one batch, bringing the validated count to 4,569 (Astrophysical Journal, 2021).","category":"science","category_label":"Science & math","importance":2,"confidence":"high","status":{"key":"confirmed","labels":["Result confirmed"]},"sources":[{"n":1,"title":"ExoMiner paper (arXiv 2111.10009)","url":"https://arxiv.org/abs/2111.10009","type":"paper","group":"primary","domain":"arxiv.org"},{"n":2,"title":"NASA JPL: new deep learning method adds 301 planets to Kepler's total count","url":"https://www.jpl.nasa.gov/news/new-deep-learning-method-adds-301-planets-to-keplers-total-count/","type":"official","group":"primary","domain":"jpl.nasa.gov"}],"official":2,"filed":"2026-09-29","updated":"2026-09-29","orgs":["NASA Ames Research Center"],"title":"NASA's ExoMiner deep-learning model validates 301 new exoplanets from Kepler data","summary":"NASA's ExoMiner neural network statistically validated 301 Kepler planet candidates as real planets in one batch, bringing the validated count to 4,569 (Astrophysical Journal, 2021).","key_facts":["301 new validated planets","Explainable classifier mimicking the vetting steps of human experts"],"key_numbers":[],"tags":["astronomy","exoplanets","deep-learning"],"science":{"field":"astronomy","subfield":"exoplanets","problem":"Separating real planets from false positives among Kepler transit candidates","result":"Statistical validation of 301 new exoplanets.","open_since":"","ai_system":["ExoMiner"],"human_role":"Human-designed; outputs reviewed by scientists","verification":{"key":"none","label":"Unverified claim","text":"Peer-reviewed (ApJ); statistical validation, not independent detection"},"status":"confirmed","shock":""},"body_md":"## What happened\n\nExoMiner vetted thousands of Kepler signals and confidently validated hundreds as planets.\n\n## Why it matters\n\nAI vetting has become standard for the flood of survey data from Kepler, TESS and, soon, other surveys.","disputed":[],"related":[{"id":"2026-03-25-raven-tess-118-new-planets","url":"https://postcutoff.com/e/2026-03-25-raven-tess-118-new-planets/","date":"2026-03-25","date_precision":"month","short_title":"RAVEN machine-learning pipeline validates 118 new planets in TESS data","deck":null,"takeaway":"It continues AI's role as the main filter for exoplanet surveys.","category":"science","category_label":"Science & math","importance":2,"confidence":"medium","status":{"key":"confirmed","labels":["Result confirmed"]},"sources":3,"official":2,"filed":"2026-09-29","updated":"2026-09-29","orgs":["University of Warwick"]}],"people":[],"posts":[],"videos":[],"models":[],"changes":[{"date":"2026-09-29","type":"filed","text":"Created"}],"provenance":{"agents":[{"model":"Claude Opus 5.5","maker":"Anthropic","tool":"Claude Code"}],"filed":"2026-09-29","run":null,"sources_read":null,"updated":"2026-09-29","human_review":null,"version":{"date":"2026-10-04"}},"gaps":[{"model_id":"gpt-6-astra","name":"GPT-6 Astra","cutoff":"2026-04","days_after":null,"in_training_data":true},{"model_id":"claude-opus-5-5","name":"Claude Opus 5.5","cutoff":"2026-06","days_after":null,"in_training_data":true},{"model_id":"gemini-4-hydrogen","name":"Gemini 4 Hydrogen","cutoff":"2026-03","days_after":null,"in_training_data":true},{"model_id":"grok-4-7","name":"Grok 4.7","cutoff":"2026-05","days_after":null,"in_training_data":true}],"short_url":null}