What is our galaxy, the Milky Way, made of? Well, that is a really good question. I suppose the obvious answer, and it's right in part, is stars - some smaller than the sun and some bigger than ...

which were previously thought to reside within our Milky Way galaxy, were located outside it. These objects were actually the Andromeda and Messier 33 galaxies, the closest large galaxies to our ...

The Milky Way, our celestial home, has fascinated astronomers for centuries. It is a vast galaxy, a large system that ...

According to the study, this structure of gas surrounding the dwarf galaxy is only a tenth of the size of comparable galaxies. Most of it has apparently been pushed away by our Milky Way ...

Shapley used the period-luminosity relationship to estimate distances to other Cepheids across the Milky Way. This is how Shapley reached his estimate for our galaxy's size. But, in order for ...

A story of survival is unfolding at the outer reaches of our galaxy, and NASA's Hubble Space Telescope is witnessing the saga. The Large Magellanic Cloud, also called the LMC, is one of the Milky ...