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.
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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