universe

How Big is the Universe?

by Brian Koberlein August 11, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter The Universe is big, but how big is it? That all depends on whether the Universe is finite or infinite. Even the word “big” is tough to get clear. Are we talking about the size of the Universe we can see, […]

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How Much of the Universe is Black Holes?

by Fraser Cain June 16, 2014

We all fear black holes, but how many of them are there out there, really? Between the stellar mass black holes and the supermassive ones, just how much of our Universe is black holes? There are two kinds of black holes in the Universe that we know of: There’s stellar mass black holes, formed from […]

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Weekly Space Hangout – May 9, 2014: Virtual Universes & Plants for Mars

by Fraser Cain May 9, 2014

Host: Fraser Cain (@fcain) Guests: Scott Lewis, Morgan Rehnberg, Casey Dreier Remove this ad Fraser Cain on Google+

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Where Is the Center of the Universe?

by Fraser Cain April 28, 2014

In a previous episode we hinted that every spot is at the center of the Universe. But why? It turns out, every way you look at it, you’re standing dead center at the middle of everything. And so is everyone else. Remove this ad Fraser Cain on Google+

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How Far Can You See in the Universe?

by Fraser Cain March 31, 2014

When you look into the night sky, you’re seeing tremendous distances away, even with your bare eyeball. But what’s the most distant object you can see with the unaided eye? And what if you get help with a pair of binoculars, a telescope, or even with the Hubble Space Telescope. Remove this ad Fraser Cain […]

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