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Though the structure appears to be a single object, it is unclear whether ... which were the previous largest structures ...
The largest-ever three-dimensional map of the cosmos, plotting out some 15 million celestial objects, could help reveal the ...
They're some of the most violent objects in our universe ... We're finally getting to some of the largest black holes in the universe, and yet we haven't reached one that surpasses the size ...
More recently, he notes, a weirdly dimming object called Tabby’s Star inspired theories of alien life, before astronomers solved the puzzle. But what about the many puzzles in the universe that ...
The Milky Way, our home galaxy, is part of a different supercluster called Laniakea, which, at 500 million light-years wide, ...
"We discovered a galaxy which formed 15 billion times the mass of the sun in stars and then stopped forming stars before the universe was only 700 million years old." ...