Module 2 - Planetary Formation and DifferentiationMain MenuThe Solar NebulaOrdinary (but also Extraordinary!): Chondrite MeteoritesProcesses in the protoplanetary diskImpacts!!Planetary differentiationDensityCoreMantleCrustAtmosphereGiant impact hypothesisGlossaryMariek Schmidt3b678a5bd42eb8bf9a55fb761e5f17b11ce872c1
Supermassive black hole in the center of Messier 87
12019-06-11T14:14:49+00:00Mariek Schmidt3b678a5bd42eb8bf9a55fb761e5f17b11ce872c1101The supermassive black hole inside the core of the supergiant elliptical galaxy Messier 87 in the constellation Virgo. Its mass is several billion times that of the Sun, estimated at 7.22+0.34 −0.40×109 M☉. It was the first black hole to be directly imaged by the Event Horizon Telescope (image released on 10 April 2019). The ring has a diameter of some 700 AU, around ten times larger than the orbit of Neptune around the Sun.meta2019-06-11T14:14:49+00:00Mariek Schmidt3b678a5bd42eb8bf9a55fb761e5f17b11ce872c1
Supermassive black hole in the center of Messier 87
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The supermassive black hole inside the core of the supergiant elliptical galaxy Messier 87 in the constellation Virgo. Its mass is several billion times that of the Sun, estimated at 7.22+0.34 −0.40×109 M☉. It was the first black hole to be directly imaged by the Event Horizon Telescope (image released on 10 April 2019). The ring has a diameter of some 700 AU, around ten times larger than the orbit of Neptune around the Sun.