News Release Archive:

News Release 7 of 25

July 16, 1993 12:00 AM (EDT)

News Release Number: STScI-1993-19

Hubble Observations Support Black Hole Explanation For Active Galaxies

July 16, 1993: A team of astronomers reports that recent NASA Hubble Space Telescope (HST) observations of the nearest Seyfert galaxy, NGC 4395, further support the theory that active galaxies are fueled by a massive black hole at the center. The researchers say the HST results rule out vigorous star formation as the alternative explanation for the mysterious power source behind quasars and extremely bright galactic nuclei.

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Credit: NASA, STScI