Dense mass at the center of M87 galaxy is theorized

01/01/1978View on timeline

By 1978, Wallace Sargent and colleagues had determined that a dense mass five billion times the mass of our Sun lies at the centre of the nearby galaxy M87.

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Published in 12/04/2019

Updated in 19/02/2021

All events in the topic Scientific developments:


Invalid DateEddington ExpeditionEddington Expedition
Invalid DateThe telescope first aims at M87 galaxy center
Invalid DateKatie Bouman's TED Talk
Invalid DateDiscovery of the M87 galaxyDiscovery of the M87 galaxy
Invalid DateCreation of the Event Horizon Telescope (EHT)
Invalid DateJohn Michell first imagined "black holes"John Michell first imagined "black holes"
Invalid DateKarl Schwarzschild solves Einstein's equationsKarl Schwarzschild solves Einstein's equations
Invalid DateExistence of black holes is confirmed
Invalid DateDense mass at the center of M87 galaxy is theorized
Invalid DateFirst accurate measurement of gravitational redshiftFirst accurate measurement of gravitational redshift
Invalid DateShapiro time delayShapiro time delay
Invalid DateGravity Probe A confirms gravitational time dilation
Invalid DateFirst successful mm-VLBI observations
Invalid Date1.3 mm VLBI observations between IRAM telescopes
Invalid DateVLBI observations at 147 GHz
Invalid DateGravity Probe B confirms frame dragging
Invalid DateLIGO first detects gravitational wavesLIGO first detects gravitational waves
Invalid DateKatie Bouman's talk at Caltech