A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Everything you need to know about what’s happening in the night sky this month ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society in January 1925, a paper read by one of his ...

Each week, Astronomy magazine Senior Editor Michael E. Bakich, a master at explaining how to observe, posts a podcast about three or more objects or events you can see in the sky.

Now that the bright moon has left the evening sky, it's a good time to turn our attention to one of the most amazing sky objects, which is passing almost directly over our heads this week between 7:30 ...

The night sky has many amazing sights to view, but one of the most amazing objects to view in our October skies has to be the massive galaxy known as the Andromeda Galaxy or M31. This object is not a ...

The next clear evening, before the bright moon washes out the fainter stars, take a look for the Andromeda galaxy. Unless you have significant light pollution, you should be able to see it high in the ...

Tonight and every night for the next week or so you have the chance of taking part in an extraordinary marathon. No running is involved. All that's needed is a clear night, warm clothing and a ...

The Andromeda galaxy helped Edwin Hubble settle a great debate in astronomy. Stocktrek Images via Getty Images A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known ...