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A Bevy Of Black Holes In Our Galaxy’s Secretive Heart

    A Bevy Of Black Holes In Our Galaxy’s Secretive Heart By Judith E Braffman-Miller Our Milky Way Galaxy has a secretive heart of darkness, enshrouded in mystery, and well-hidden from our sight. Within this strange region, there resides a powerful gravitational beast–a supermassive black hole named Sagittarius A–or Sgr A (pronounced saj-a-star) for short, that weighs millions of…

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The Massive Star That Died, Not With A Bang, But With A Whimper

The Massive Star That Died, Not With A Bang, But With A Whimper By Judith E Braffman-Miller A black hole of stellar mass is born when a massive star experiences a gravitational collapse, and perishes in the brilliantly beautiful, and furiously fatal, fiery core-collapse of a supernova explosion. At least that’s the way it usually happens, but some especially massive…

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