"vela solar" meaning in Spanish

{
  "forms": [
    {
      "form": "velas solares",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "vela solar f (plural velas solares)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "es",
          "name": "Astronautics",
          "orig": "es:Astronautics",
          "parents": [
            "Applied sciences",
            "Space",
            "Sciences",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "solar sail (a sail-like structure on a spacecraft)"
      ],
      "id": "en-vela_solar-es-noun-ai6-eqVV",
      "links": [
        [
          "astronautics",
          "astronautics"
        ],
        [
          "solar sail",
          "solar sail"
        ]
      ],
      "raw_glosses": [
        "(astronautics) solar sail (a sail-like structure on a spacecraft)"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "aerospace",
        "astronautics",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "vela solar"
}

{
  "forms": [
    {
      "form": "velas solares",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "vela solar f (plural velas solares)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Spanish countable nouns",
        "Spanish entries with incorrect language header",
        "Spanish feminine nouns",
        "Spanish lemmas",
        "Spanish multiword terms",
        "Spanish nouns",
        "es:Astronautics"
      ],
      "glosses": [
        "solar sail (a sail-like structure on a spacecraft)"
      ],
      "links": [
        [
          "astronautics",
          "astronautics"
        ],
        [
          "solar sail",
          "solar sail"
        ]
      ],
      "raw_glosses": [
        "(astronautics) solar sail (a sail-like structure on a spacecraft)"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "aerospace",
        "astronautics",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "vela solar"
}