October is an excellent time to observe the Andromeda spiral galaxy as it passes high overhead in the Autumn night sky.

Just how far can we see on a clear, dark night? If you're a regular reader of this column, you know that the stars overhead ...

NASA recently released images of the Andromeda galaxy, an "enticing empire of stars" that can be seen with the naked eye if weather conditions are just right. About 100 years after astronomer Edwin ...

Look for the three stars that make up the distinctive formation of Orion's Belt — Alnitak, Alnilam and Mintaka — shining ...

Over the course of human history, perhaps no single object in the night sky has drawn more attention than the Andromeda ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

Want to see the Andromeda Galaxy? Read on to learn how you can spot it and what are the ways to do so for you.

The nearby satellite galaxy M32 can also be seen as a bright ball on the upper edge of Andromeda's disk while the milky ...

Cepheid stars have predictable brightness changes linked to their periods. This period-brightness relationship lets astronomers calculate a Cepheid's distance. Hubble found a Cepheid in the Andromeda ...

The Andromeda galaxy (or M31) is the massive galaxy nearest to us, and it is an excellent laboratory to study the characteristics and the history of great galactic spirals such as our own Milky Way.