Astronomers have made a surprising discovery that challenges current theories of galaxy formation. A colossal disk-shaped ...

The spiral galaxy 2MASX J23453268−0449256 is located nearly 1 billion light-years away from Earth, and measures about three ...

Galaxies like the Milky Way boast more than spirals; they also have feathers, where clumps of new stars are born. Astronomers ...

Astronomers at the University of Michigan have discovered a new satellite of the Andromeda Galaxy (M31), the Milky Way’s closest major galactic neighbor, and it has broken the record for the ...

Scientists, using infrared images from NASA's Spitzer Space Telescope, have found that the Milky Way’s graceful spiral structure is primarily shaped by two arms extending from a central bar of stars.

Not only is Andromeda XXXV the dimmest and smallest known satellite galaxy in the Andromeda system, it's about 3 million light-years away, making it very hard to spot. The ellipse within the inset ...

Deep observations from the James Webb Space Telescope (JWST) have revealed an exceptionally large galaxy in the early ...

The starburst galaxy NGC 4536, seen here in a photo by the Hubble Space Telescope, has bright blue clusters of baby stars and pink clumps of ionized hydrogen gas speckled throughout its sweeping ...