Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

There may be many more satellite galaxies in the Milky Way than have been observed, according to new Durham University ...

Goar’s passion is the Dark Sky Telescope Program that runs through Sept. 21, and that takes place in the Hurricane Ridge ...

For centuries, people have looked to the stars, asking how it all began—and how it might end. Now, thanks to a bold new study by physicists from Cornell University, Shanghai Jiao Tong University, and ...

A Wimbledon crowd is almost always engaged in a performance of middle-class English civility. Its default expression is ...

One of the main objectives of the Hubble Space Telescope, launched in 1990, was to measure the size and age of the Universe, ...

In summer, we face toward the Milky Way's hub in the Teapot constellation, home to the galaxy's supermassive black hole.

"What in the witchcraft is this product... I would give it a million stars." — a satisfied reviewer who says their feet went ...