ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

The James Webb Space Telescope (JWST) continues to transform our understanding of the universe. By combining its advanced ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Observations show Andromeda has a more active star formation history than the Milky Way, potentially due to a past galactic collision. NASA recently released images of the Andromeda galaxy ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society ...

One of the largest galaxies ever found, the behemoth is about 1.44 billion light-years away and reckoned to be 32 times the size of our Milky Way galaxy. The mightly object is classed as a giant ...

The Milky Way keeps its planets close to its chest. Stars in a thin, flat disk bisecting the galaxy have more planets on average than stars in a thicker, enveloping disk — and astronomers now ...

ESA/Hubble & NASA, C. Murray This NASA/ESA Hubble Space Telescope image features a dusty yet sparkling scene from one of the ...

Physicist Crespo, through his Quantum Fracture account, recently explained that the Sun could change galaxies: "Andromeda, the largest galaxy in ... it from the Milky Way and, just at their ...