{
  "@context": "https://schema.org",
  "@type": "TechArticle",
  "@id": "https://anchorfact.org/kb/kb-2026-00498",
  "headline": "Mars Exploration",
  "description": "Mars is the most explored planet beyond Earth. First flyby (Mariner 4, 1965). Key missions: Viking (first landing, 1976), Pathfinder/Sojourner (first rover, 1997), Spirit/Opportunity (2004, Oppy lasted 14 years — 45km), Curiosity (2012, still active, nuclear-powered), Perseverance (2021, collecting samples for return). Evidence of past liquid water is overwhelming.",
  "dateCreated": "2026-05-22T14:59:47.845Z",
  "dateModified": "2026-05-22T14:59:47.846Z",
  "author": {
    "@type": "Organization",
    "name": "AnchorFact"
  },
  "publisher": {
    "@type": "Organization",
    "name": "AnchorFact",
    "url": "https://anchorfact.org"
  },
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "anchorfact:confidence": "high",
  "anchorfact:generationMethod": "ai_assisted",
  "citation": []
}