Universe

NASA captures the whole universe in illuminating decade-long timelapse

Play that again.

By Cassidy Ward | 

1 month ago

What reionized the Universe, and when?

New observations may tell us when the cosmos became transparent.

By Phil Plait | 

3 months ago

Particle accelerator reveals the early universe’s mysterious X particles

These particles could change our picture of how the early universe evolved.

By Cassidy Ward | 

10 months ago

Ever wonder why the universe exists? Bizarre cosmic Q balls might have the answer

So this might be why the universe didn't self-annihilate right after the Big Bang...globs of quantum fields.

By Elizabeth Rayne | 

11 months ago

Beautifully dying stars and the scale of the Universe

By Phil Plait | 

1 year ago

Measuring the expansion of the Universe: Dying stars may be telling us we're doing it wrong.

By Phil Plait | 

1 year ago

When the Universe makes no sense, look at a pretty galaxy

By Phil Plait | 

1 year ago

A moment of the Universe

By Phil Plait | 

1 year ago

Methuselah's Star is not older than the Universe after all. But it's still pretty frakking old.

By Phil Plait | 

1 year ago

The best image ever taken of the cosmic web reveals the birthplace of galaxies

By Phil Plait | 

1 year ago