The giant elliptical galaxy Messier 87 (M87), in the constellation Virgo, possesses near its center a supermassive black hole ...

He led a team of scientists who helped confirm that a Big Bang was the source of the universe. The discovery earned him a ...

An excess of gamma rays in the center of our galaxy could mean scientists have finally detected dark matter particles—or not ...

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the ...

New research suggests that dark matter may once again hold the key to one of astronomy’s enduring mysteries: the excess of ...

For over a decade, a dim but persistent glow near the center of the Milky Way has confused astronomers. This mysterious ...

They call it dark matter—an invisible substance thought to make up most of the universe’s mass, sculpting galaxies and ...

One of the classic constellations of the night sky is Pegasus, the flying horse. The heavenly horsey is currently soaring in ...

Scientists at Johns Hopkins may be closing in on dark matter’s elusive trail, uncovering a mysterious gamma ray glow at the ...

Standing on Earth and gazing out into the night sky, you’d think our Milky Way galaxy is relatively calm. Most nearby ...

New research from Johns Hopkins University and an international team of scientists suggests that two competing theories for ...