Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...
Swirling through the Milky Way's central zone, in the turbulent region surrounding the supermassive black hole at the core of ...
A new study of super-fast-moving stars suggests that they were accelerated by a monster black hole that's been lurking unseen ...
The Milky Way galaxy is packed with hydrogen atoms, and these atoms are constantly emitting 21 cm radiation. The best part is that this radiation can travel long distances through the interstellar ...
Sagittarius A* is the supermassive black hole at the center of our home Milky Way galaxy. It has a mass equal to billions of suns and has an accretion disk made up of gas and dust surrounding it.
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A Supermassive Black Hole Is Heading Straight for the Milky Way—And Here’s What That Means for Our GalaxyT he Milky Way galaxy, home to our solar system, is no stranger to the vast cosmic forces that shape the universe. Yet, an exciting discovery has unveiled an even more dramatic future: the Milky ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...
NASA’s newest space telescope rocketed into orbit Tuesday to map the entire sky like never before — a sweeping look at ...
Over the past decade, scientists have detected a puzzling phenomenon: radio pulses coming from within our Milky Way galaxy that would pulse every two hours, like a cosmic heartbeat. The long radio ...
It seemed that these redshifted galaxies were all moving away from the Milky Way. Hubble’s results suggested the farther away a galaxy was, the faster it was moving away from Earth. Hubble got ...
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