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

The three blue supergiants forming Orion’s Belt are prominent winter sky markers, visible worldwide and aligned along the Milky Way, according to Space.com.

The second reason is simple: location, location, location! The millisecond pulsar appears to be near Sagittarius A*, the supermassive black hole at the center of our galaxy. Sagittarius A* weighs ...

The existence of massive, elliptical galaxies in the early universe has puzzled astronomers for two decades. An international ...

Astronomers at the University of Alabama in Huntsville may have found the closest evidence yet of a hidden clump of dark ...

New radio observations of molecular gas reveal how dozens of galaxies could have rapidly merged together in the early ...

But last spring, the Jackson Hole Airport in Wyoming became the first airport in the world to become certified as an ...

By Will Dunham WASHINGTON, Feb 5 (Reuters) - Scientists are observing the behavior of a supermassive black hole that is ...

I want this to be a love and I don’t want it to be just work,” says Lindsey Ruhnke, whose photos are often featured by ...

York was the first researcher to find an isotope of hydrogen known as deuterium, which helped give researchers an understanding of dark matter.

In February, the bright band of the Milky Way appears higher in our pre-dawn sky. Find out where and when to see it.

In 1883, a comet capable of ending life on Earth narrowly missed impact. Only one man on the planet noticed, a Mexican scientist.