"Sagittarius A*" meaning in English

{
  "etymology_text": "From being the unseen gravitational centre associated with the astronomical radio source Sagittarius A, the astrophysical radio source associated with the centre of the Milky Way Galaxy.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Sagittarius A*",
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Black holes",
          "orig": "en:Black holes",
          "parents": [
            "Astronomy",
            "Astrophysics",
            "Gravity",
            "Relativity",
            "Sciences",
            "Space",
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            "Acceleration",
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            "Nature",
            "Fundamental"
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          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2022 May 12, Dennis Overbye, “The Milky Way’s Black Hole Comes to Light”, in The New York Times, →ISSN",
          "text": "Sagittarius A*, the black hole in the Milky Way galaxy, was a harder target. It is less than one-thousandth the mass and size of the M87 hole and, therefore, evolves a thousand times faster.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The central supermassive black hole of the Milky Way Galaxy."
      ],
      "id": "en-Sagittarius_A*-en-name-m6X58HlU",
      "links": [
        [
          "supermassive black hole",
          "supermassive black hole"
        ],
        [
          "Milky Way",
          "Milky Way"
        ]
      ],
      "related": [
        {
          "english": "Pōwehi; the first directly imaged central supermassive black hole of a galaxy",
          "word": "Messier 87*"
        }
      ],
      "synonyms": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "Sgr A*"
        }
      ]
    }
  ],
  "word": "Sagittarius A*"
}

{
  "etymology_text": "From being the unseen gravitational centre associated with the astronomical radio source Sagittarius A, the astrophysical radio source associated with the centre of the Milky Way Galaxy.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Sagittarius A*",
      "name": "en-proper-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "related": [
    {
      "english": "Pōwehi; the first directly imaged central supermassive black hole of a galaxy",
      "word": "Messier 87*"
    }
  ],
  "senses": [
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        "en:Black holes"
      ],
      "examples": [
        {
          "ref": "2022 May 12, Dennis Overbye, “The Milky Way’s Black Hole Comes to Light”, in The New York Times, →ISSN",
          "text": "Sagittarius A*, the black hole in the Milky Way galaxy, was a harder target. It is less than one-thousandth the mass and size of the M87 hole and, therefore, evolves a thousand times faster.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The central supermassive black hole of the Milky Way Galaxy."
      ],
      "links": [
        [
          "supermassive black hole",
          "supermassive black hole"
        ],
        [
          "Milky Way",
          "Milky Way"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "Sgr A*"
    }
  ],
  "word": "Sagittarius A*"
}