"Measuring roughly 1 billion light years."

June 11, 2017

We may finally know the origin of our galaxy’s excessive amount of antimatter.

May 23, 2017

It’s “red and dead” and challenging all our assumptions.

April 7, 2017

And it could be the key to a deeper understanding of dark matter.

November 23, 2016

Brace yourself for a collision of cosmic proportions.

October 18, 2016

Caltech astronomers created a virtual Milky Way with 30 neighboring star systems.

October 10, 2016

The galaxy may also be more chaotic, too.

October 3, 2016

Here's a quick guide to all you would-be explorers out there — and it's not as easy as you might think.

September 16, 2016

Gaia will keep stargazers busy for years to come.

September 15, 2016

A strange structure was just found in the middle of the Milky Way because of...a Tweet.

July 21, 2016