Biggest vs smallest - how do we measure up in the grand scheme of the universe? Explore the fascinating scales of existence, from quantum particles to the observable universe’s edge. A journey into ...

The study is published in the latest issue of The American Journal of Physics ("All objects and some questions"). Masses, sizes, and relative densities of objects in our Universe. (© The American ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've observed in the universe so far.

Astronomers have spied a monster radio jet in the distant universe that’s twice the width of the Milky Way galaxy. The ancient object formed when the universe was less than 10% of its current age of ...

Scientists have unlocked one of the biggest mysteries of quasars -- the brightest, most powerful objects in the Universe -- by discovering that they are ignited by galaxies colliding. Scientists have ...

Adaptation of (work): Eames, Charles Rough sketch for a proposed film dealing with the powers of ten and the relative size of things in the universe (Motion picture) 1977 Adaptation of (work): Eames, ...

Astronomers have discovered the oldest and most distant black hole — a behemoth that likely formed at the dawn of the universe, more than 13 billion years ago. The black hole lies at the center of a ...

"We wanted to find out how Giant Radio Galaxies grow sooooo big." Astronomers have discovered a staggering clutch of 15 new Giant Radio Galaxies within the "Sculptor Field" view of Australia's Square ...

One of the most mysterious objects in the universe just got a little less mysterious. But until this week, astronomers weren’t entirely sure what causes these extreme explosions in the first place.

Astronomers have discovered what may be the brightest object in the universe, a quasar with a black hole at its heart growing so fast that it swallows the equivalent of a sun a day. The ...