The ancient Greeks named it "galaxies kuklos," or "milk circle," and the Romans dubbed it the "Milky Way." It was in ...

At least 50 billion planets in our own Milky Way galaxy are ... How typical is the Orion Trapezium cluster? Very typical, there are thousands of such regions in the galaxy, says Portegies Zwart.

and you may catch a hazy ark of light stretching from horizon to horizon—the spiral arms of our own Milky Way galaxy. Good luck with that. With light pollution getting worse with every passing ...

Our solar system resides in a galaxy called the Milky Way, stuffed with between 100 billion and 400 billion other stars, many of them with planets of their own. The Milky Way got its name from the ...

But only one galaxy stands out as the most important nearby stellar island to our Milky Way—the magnificent Andromeda galaxy (Messier 31). It can be seen with the naked eye on a very clear ...

The dwarf irregular galaxy NGC 4214 resides about 10 million light-years away. The galaxy’s relative proximity, combined with the wide variety of evolutionary stages among its stars. This image from ...