New research shows that there's a 50% chance that the Milky Way and its nearest major galactic neighbor, the Andromeda Galaxy ...

Relying on spectacular assortment of data from the European Space Agency’s Gaia mission, which has been dubbed the “billion-star survey” for “mapping the precise positions, distances, and motions of ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show opening to the public.