A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...
Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...
The plasma jets of this cosmic giant span 3.3 million light-years from end to end - over 32 times the size of the Milky Way ...
ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.
Astronomers have identified a colossal giant radio galaxy (GRG) stretching 3.3 million light-years across—32 times the size ...
Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...
The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...
The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.