Another study that year showed that a cool gas halo surrounds Sagittarius A*, which gives unprecedented insight into what the environment around a black hole looks like. So far, astronomers have ...
This supports a theory suggesting that outbursts launched by black holes can cause the hot gas around them to cool and form relatively fine filaments of still-warm gas. The warm gas falls toward ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...
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