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Colliding galaxies provide a Hubble harbinger of Halloween

28 October 2019 Astronomy Now

A ghostly “head” stares out from the depths of space in this Hubble Space Telescope image of two galaxies crashing into each other 704 light years away, a captivating harbinger of Halloween. The photo was captured in an ongoing survey of interacting galaxies to learn more about how such systems evolve.

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Hubble studies effects of monster black hole

5 September 2019 Astronomy Now

The Hubble Space Telescope observes the relativistic effects of a supermassive black hole at the heart of a face-on spiral galaxy where material in the core is whipping around at 10 percent the speed of light.