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    "story_id": "mp-2026-09-08-019",
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    "headline": "PLATO's Earth Hunt Has a Measured Detection Frontier",
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    "dek": "Simulated long-baseline photometry put one-Earth-radius habitable-zone candidates near 40-percent recovery around the field's M dwarfs.",
    "summary": "Simulated long-baseline photometry put one-Earth-radius habitable-zone candidates near 40-percent recovery around the field's M dwarfs.",
    "body_text": "An end-to-end pipeline study forecasts about four habitable-zone Earths and seven super-Earths among 16,929 M dwarfs in PLATO's LOPS2 field. At the adopted detection floor, completeness was 54 percent and the false-alarm rate 6 percent; the yield remains a simulation-based forecast, not detected planets.",
    "why_it_matters": "Simulated long-baseline photometry put one-Earth-radius habitable-zone candidates near 40-percent recovery around the field's M dwarfs.",
    "limitations": [
      "At the adopted detection floor, completeness was 54 percent and the false-alarm rate 6 percent; the yield remains a simulation-based forecast, not detected planets."
    ],
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    "first_published_at": "2026-09-08T09:00:00.000-04:00",
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        "text": "Simulated long-baseline photometry put one-Earth-radius habitable-zone candidates near 40-percent recovery around the field's M dwarfs.",
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        "qualification": "At the adopted detection floor, completeness was 54 percent and the false-alarm rate 6 percent; the yield remains a simulation-based forecast, not detected planets."
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    "tags": [
      "PLATO",
      "habitable-zone planets",
      "transit pipeline"
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  "sources": [
    {
      "source_id": "source-2026-09-08-021",
      "title": "arXiv preprint 2609.04887",
      "publisher": "arXiv",
      "url": "https://arxiv.org/abs/2609.04887",
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      "published_at": "2026-09-04T04:44:06.000-04:00",
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  "cite_this_report": {
    "title": "PLATO's Earth Hunt Has a Measured Detection Frontier",
    "publisher": "The Machine Press",
    "published_at": "2026-09-08T09:00:00.000-04:00",
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