"silicon planet" meaning in English

{
  "forms": [
    {
      "form": "silicon planets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "silicon planet (plural silicon planets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Silicon",
          "orig": "en:Silicon",
          "parents": [
            "Carbon group elements",
            "Chemical elements",
            "Matter",
            "Chemistry",
            "Nature",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Types of planets",
          "orig": "en:Types of planets",
          "parents": [
            "Planets",
            "Celestial bodies",
            "Space",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a silicate planet"
      ],
      "id": "en-silicon_planet-en-noun-leuaTBBj",
      "links": [
        [
          "silicate planet",
          "silicate planet"
        ]
      ]
    }
  ],
  "word": "silicon planet"
}

{
  "forms": [
    {
      "form": "silicon planets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "silicon planet (plural silicon planets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Silicon",
        "en:Types of planets"
      ],
      "glosses": [
        "a silicate planet"
      ],
      "links": [
        [
          "silicate planet",
          "silicate planet"
        ]
      ]
    }
  ],
  "word": "silicon planet"
}