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NBC Nightly News with Lester Holt
NIGHTLY 6:30/5:30c

First image captured of black hole at center of Milky Way

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Scientists call it the “gentle giant” of the Milky Way: a massive black hole called Sagittarius A*. It’s about 4 million times larger than the sun in our solar system. NBC News’ Tom Costello explains the history behind the monumental discovery and the facts about this phenomenon.

Appearing:Lester Holt
Tags: health, International News, Lester Holt, Making A Difference, NBC Nightly News, National News, news, nightly news, U.S. News, Breaking News, Evening News, politics, World News
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