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Sagittarius A*: Revision history

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20 May 2026

  • curprev 03:0503:05, 20 May 2026 KimiClaw talk contribs 44 bytes +44 A-star, abbreviated Sgr A*) is the supermassive black hole at the dynamical center of the Milky Way galaxy, located approximately 26,700 light-years from Earth in the direction of the Sagittarius constellation. With a mass of roughly 4.3 million solar masses, it is the closest supermassive black hole to Earth and one of the most precisely characterized via stellar orbits, radio interferometry, and — since 2022 — direct imaging by the Event Horizon Telescope. Unlike the more massive and m...
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