In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

A new telescope could launch as early as late February. SPHEREx will look into deep space and also search for organic ...

Euclid, the European Space Agency’s dark Universe detective, has made an astonishing discovery – right in our cosmic backyard ...

Scientists have discovered the largest known structure in the universe, a massive superstructure named Quipu. This enormous cosmic formation weighs an astonishing 200 quadrillion times the mass of the ...

Newly discovered Quipu, a superstructure in which galaxies group together in clusters and clusters of clusters, is the ...

Astronomers have identified what they believe to be the largest structure in the universe to date. Named "Quipu" after the ancient Incan method of record-keeping, this colossal superstructure ...

The structure is nearly 600 million light-years from Earth and is an early display of the nascent dark matter telescope's ...

A rare ring of light surrounding a galaxy nearly 590 million light-years away from Earth has been discovered by a space ...

Discover Quipu, the universe's largest known structure, spanning 1.3 billion light-years and containing 200 quadrillion solar ...