Sagittarius A*
supermassive black hole · 4.3 million Suns · heart of the Milky Way
26,670 light-years from Earth
Its event horizon is 17 times wider than the Sun. Light skimming past bends into a ring; the approaching side of the disk glows brighter and bluer. Its real feeding disk is dimmer than shown.
- event horizon 25 million km across, 17 Suns wide
- inner disk edge 3 r_s, orbiting at half the speed of light
- kind
- black hole
- size
- 0.17 AU across (event horizon)
- with it
- S2 and the S-stars · the Galactic Centre
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