Galaxies are much bigger than we originally thought, extending far out into deep space — so far that the Milky Way likely interacts with our closest...

University researchers have peered deep into the previously mysterious universe to find galaxies are much bigger than once thought, and are already...

University researchers have peered deep into the previously mysterious universe to find galaxies are much bigger than once thought, and are already...

A new study by MIT physicists proposes that a mysterious force known as early dark energy could solve two of the biggest puzzles in cosmology and...

Ask most people what a galaxy is made up of, and they’ll say it’s made of stars. Our own galaxy, the Milky Way, hosts between about 100 to 300...

Like two Sumo wrestlers squaring off, the closest confirmed pair of supermassive black holes have been observed in tight proximity. These are...

By Donald J. Boudreaux  Modern-day politics is a Niagara of annoyances. Not the least of these, at least for me, is the inappropriate use of...

By Donald J. Boudreaux  Modern-day politics is a Niagara of annoyances. Not the least of these, at least for me, is the inappropriate use of...

What’s the difference between an asteroid and a comet? A comet is basically a dirty iceball composed of rock and ice. The classic image is of a...

In the contemporary Universe, massive galaxies are plentiful. But the Universe wasn’t always like this. Astronomers think that galaxies grew large...