Astronomers have captured rare images of a tiny star before, during and after it exploded as a "classical nova".
Two dwarf galaxies were believed to have spent most of their existence in the Local Void are migrating to a cosmic big city.
Milky Way's center does not have very many young stars.
A young star, which is over 1,000 light-years from a visible star, has been discovered in the Milky Way.
Twitter helped researchers discover a huge X-shaped formation of stars. The stars are situated in the central bulge of the Milky Way.
A study reveals why some galaxies are green. This indicates that these green galaxies have troubled past.
Light pollution blocks clear view of the Milky Way for 80% Americans and one third of humanity
Stars’ age, history can be predicted by their sound, scientists reveal after hearing starry music
No more need to have Earth-sized telescopes to see black holes.
A new study suggests that the mass of the Milky Way is equivalent to that of 700 billion stars.
There may be a ninth planet in our solar system.