New research suggests that the heart of the Milky Way may be dominated by a dense clump of dark matter rather than the ...

For nearly a century, astronomers have known that the universe is expanding. Most galaxies are carried outward with the flow ...

Sagittarius A* may be a dense dark matter core instead of a black hole, offering a new explanation for the Milky Way’s central gravity.

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”), ...

Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, ...

Time is running out to catch one of the most breathtaking sights in the night sky: the center of the Milky Way. The heart of our galaxy, made up of billions of stars, shines brightest during warmer ...

A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

August has been a month jam-packed with cosmic phenomena visible from Earth – from nebulas to meteor showers to planetary conjunctions. But the month isn't over yet. And now, add to the mix one of the ...

Scientists are mapping the Milky Way galaxy’s invisible magnetic field, revealing how it holds the galaxy together and ...

If the pulsar is confirmed, it could enable more precise measurements of the space-time around the galaxy’s central supermassive black hole ...

There's no denying that something massive lurks at the heart of the Milky Way galaxy, but a new study asks whether a ...

August continues to be a great month to check out the skies. This month offers one of the best opportunities to see the Milky Way. The center of our galaxy is teeming with billions of stars that ...