An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the ...
The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...
Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.
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 ...
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 ...
About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...
Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...
For the next 300 years, astronomers assumed that the Milky Way was the entire ... Astronomers now know that galaxies are isolated systems of stars, much smaller than the space between them.
A giant galaxy measuring ... the size of our Milky Way galaxy. The mightly object is classed as a giant radio galaxy, whose ...