{"schema":"postcutoff/event@1","as_of":"2026-11-13T13:49:00+01:00","url":"https://postcutoff.com/e/2026-03-25-raven-tess-118-new-planets/","md":"https://postcutoff.com/e/2026-03-25-raven-tess-118-new-planets/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":"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":"Warwick's RAVEN pipeline analysed 2.2 million stars observed by TESS and validated 118 new planets and over 2,000 vetted candidates (nearly 1,000 of them new), including ultra-short-period planets and planets in the 'Neptunian desert' (MNRAS, 2026).","category":"science","category_label":"Science & math","importance":2,"confidence":"medium","status":{"key":"confirmed","labels":["Result confirmed"]},"sources":[{"n":1,"title":"Warwick: AI approach uncovers dozens of hidden planets in TESS data","url":"https://warwick.ac.uk/news/pressreleases/ai-approach-uncovers-dozens-of-hidden-planets/","type":"official","group":"primary","domain":"warwick.ac.uk"},{"n":2,"title":"RAVEN TESS paper (arXiv 2603.22597)","url":"https://arxiv.org/abs/2603.22597","type":"paper","group":"primary","domain":"arxiv.org"},{"n":3,"title":"ScienceDaily: RAVEN validates 118 new planets","url":"https://www.sciencedaily.com/releases/2026/05/260502233926.htm","type":"press","group":"press","domain":"sciencedaily.com"}],"official":2,"filed":"2026-09-29","updated":"2026-09-29","orgs":["University of Warwick"],"title":"RAVEN machine-learning pipeline validates 118 new planets in TESS data","summary":"Warwick's RAVEN pipeline analysed 2.2 million stars observed by TESS and validated 118 new planets and over 2,000 vetted candidates (nearly 1,000 of them new), including ultra-short-period planets and planets in the 'Neptunian desert' (MNRAS, 2026).","key_facts":["2.2M stars from TESS's first four years; 118 newly validated planets; >2,000 vetted candidates, nearly 1,000 new","~9–10% of Sun-like stars host a close-in (<16-day) planet, with uncertainties up to 10× smaller than Kepler's; Neptunian-desert planets occur around ~0.08% of Sun-like stars","Paper arXiv 2603.22597; Warwick press release Mar 2026 (day approximate); MNRAS"],"key_numbers":[],"tags":["astronomy","exoplanets","tess"],"science":{"field":"astronomy","subfield":"exoplanets","problem":"Vetting TESS transit candidates at scale","result":"118 statistically validated planets and a large vetted candidate catalogue.","open_since":"","ai_system":["RAVEN"],"human_role":"Human-designed pipeline","verification":{"key":"peer-review","label":"Peer-reviewed","text":"Peer-reviewed in MNRAS; statistical validation"},"status":"confirmed","shock":""},"body_md":"## What happened\n\nAn ML vetting pipeline processed millions of TESS light curves and validated over a hundred planets.\n\n## Why it matters\n\nIt continues AI's role as the main filter for exoplanet surveys.","disputed":[],"related":[{"id":"2021-11-22-exominer-301-exoplanets","url":"https://postcutoff.com/e/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":"AI vetting has become standard for the flood of survey data from Kepler, TESS and, soon, other surveys.","category":"science","category_label":"Science & math","importance":2,"confidence":"high","status":{"key":"confirmed","labels":["Result confirmed"]},"sources":2,"official":2,"filed":"2026-09-29","updated":"2026-09-29","orgs":["NASA Ames Research Center"]}],"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}