Defining a galaxy sounds so simple. We all know what a galaxy is, right? Well, not really. Surprisingly, there is no universally agreed upon definition and the ones generally bandied around leave a ...

At least some evidence suggests that NGC 2775 developed its odd shape after merging with other galaxies eons ago. While not ...

Conor Feehly is New Zealand-based science writer who covers a wide range of topics, including astronomy and neuroscience, with an eye for research at the intersection of science and philosophy. He ...

The largest NASA Hubble Space Telescope image ever assembled, this sweeping bird’s-eye view of a portion of the Andromeda Galaxy (M31) is the sharpest large composite image ever taken of our galactic ...

Every star that you see in the sky is part of the same enormous galaxy. Our solar system resides in a galaxy called the Milky Way, stuffed with between 100 billion and 400 billion other stars, many of ...