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

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

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 ...

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 ...

Just how far can we see on a clear, dark night? If you’re a regular reader of this column, you know that the stars overhead lie many trillions of miles ...

New research shows that dark matter has a different distribution in our galaxy than previously thought, and that advances ...

Researchers have identified two theories explaining the mysterious gamma ray glow at the center of the Milky Way.

My son is overseeing preparations at the National Cathedral in Washington, D.C., for the funeral of anthropologist Jane ...