O ne of the greatest mysteries left for humans is the question; where is everybody else? Though there are around 200 billion trillion stars out there in the observable universe, we have found evidence ...

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

An international team of astronomers has captured the most detailed image ever of a cosmic filament, a vast structure of gas ...

While mapping the nearby universe, astronomers discovered the largest-known structure in the universe, about 425 million to ...

Enormous Galaxy Clusters Found to be 1.3 Billion Light-Years Wide, Deemed to be The Largest Known Structure In a monumental ...

New findings explain the Phoenix cluster's mysterious starburst. Data confirm the cluster is actively cooling and able to generate a huge amount of stellar fuel on its own.

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

Experts emphasize that the cosmic microwave background is shaped by everything it encounters on its journey, including ...

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 ...

A galaxy in the distance, was tightly encircled by a halo of light—also known as an Einstein Ring, a result of gravitational ...