{
  "@type": "dcat:Dataset",
  "accessLevel": "public",
  "accrualPeriodicity": "irregular",
  "bureauCode": [
    "026:00"
  ],
  "contactPoint": {
    "@type": "vcard:Contact",
    "fn": "Randal Jackson",
    "hasEmail": "mailto:randal.k.jackson@jpl.nasa.gov"
  },
  "description": "This interactive multimedia timeline traces the search for extrasolar planets, from ancient philosophical speculation to modern discoveries.",
  "identifier": "NASA-902",
  "issued": "2009-10-20",
  "keyword": [
    "astronomy",
    "discovery",
    "extrasolar",
    "historic",
    "jpl",
    "planet-quest",
    "planetquest",
    "timeline"
  ],
  "modified": "2025-07-17",
  "programCode": [
    "026:014"
  ],
  "publisher": {
    "@type": "org:Organization",
    "name": "National Aeronautics and Space Administration"
  },
  "theme": [
    "Space Science"
  ],
  "title": "PlanetQuest Historic Timeline"
}