A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...
A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...
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 ...
Giant radio galaxies are cosmic megastructures that can span millions of light-years, making them some of the largest-known ...
Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...
To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...
A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...
Measuring a galaxy’s brightness or apparent size ... His measurements marked the end of the Great Debate about the Milky Way’s size and the nature of the nebulae. Hubble wrote about his ...
Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.
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 ...