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

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”), ...

People will be able to catch a glimpse of the Milky Way galaxy this weekend The Milky Way will be viewable with the naked eye, but telescopes always help The Milky Way is our home galaxy with a disc ...

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.

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

Astronomers may finally understand why planets orbiting two suns, the real-world equivalents of the "Star Wars" planet ...

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 ...

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 ...

Looking for an alternative to fireworks? Stargazers can catch a cosmic light show this Independence Day when the Milky Way appears in the night sky. The center of our home galaxy, which is composed of ...

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

If you've never gotten a good luck at the Milky Way galaxy, you'll have that opportunity on Fourth of July weekend. "The best time to see the Milky Way in (Massachusetts) is from March to September," ...

What if the Milky Way’s central “black hole” isn’t a black hole at all? A new model proposes that an ultra-dense dark matter core could mimic its gravitational pull.