An invisible monster lurks beyond the stars of the constellation Sagittarius near the border with Scorpius: a supermassive black hole, designated as Sagittarius A* (pronounced “Sagittarius A-star”), ...

The black hole at the center of the M87 galaxy is 1000 times more massive than Sagittarius A*. Watch views of both captured ...

The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. What you're looking at when the Milky Way is visible is the bright center of our galaxy with billions of ...

The current rate of star formation at the Galactic Center appears to be lower than in the rest of the Galaxy. A new study led ...

What you're looking at when the Milky Way is visible is the bright center of our galaxy with billions of stars. Because visibility from Earth depends on the latitude, the further south you go, the ...

They’re the boogeymen of science fiction, a paradox of science and quite possibly a key to understanding the universe. Scientists have been scrambling to understand the mysterious forces of black ...

(CNN) — At the center of our galaxy, there’s a mysterious, diffuse glow given off by gamma rays — powerful radiation usually emitted by high-energy objects such as rapidly rotating or exploding stars.

The center of our galaxy recently ripped up matter, according to a recent sighting made by scientists. In Early November,’ a team of European and U.S. astronomers used the European Organization for ...

So it’s confession time: I’ve been lying to you. I’ve said on many occasions that our Milky Way galaxy has a flat disk (like ...