"Beyond the Milky Way lie billions of other galaxies, drifting a few million light years from one another like lily pads floating on the surface of a pond." — Timothy Ferris in Seeing in the Dark A ...

This is the largest photomosaic yet assembled from Hubble Space Telescope observations. It is a panoramic view of the Andromeda galaxy, located 2.5 million light years away from Earth. This mosaic ...

The northern sky's greatest galaxy gets its familiar name from the northern constellation where it resides, Andromeda the ...

Astronomy can be a difficult topic for newcomers. Like any scientific field, it has its own jargon and buzzwords—and terms with meanings that can be not only odd but downright counterintuitive. The ...

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit back on a lawn chair. Your neighbors may think you’ve cracked up sitting out ...

The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing in the night sky, larger than a full moon. Textbooks claim it’s visible to the naked eye. Most of us have never noticed it. Too ...

Add Yahoo as a preferred source to see more of our stories on Google. On Dec. 15, 1612, the Andromeda galaxy was seen through a telescope for the first time by a German astronomer named Simon Marius. ...

Hubble had been in space for less than two years when its Goddard High Resolution Spectrograph detected traces of boron in a not-too-distant star. At an estimated age of 14.5 billion years, the star ...

Welcome to the Astronomy.com roundtable, where our editors help explain (and sometimes debate) hot topics. This week, however, we’re asking a question that’s more a matter of opinion. Astronomy.com: ...

It's been 35 years since Hubble came online, so in honor of the intrepid telescope's 35th anniversary, we've put together this gallery of our favorite Hubble images. The Hubble Space Telescope was ...