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 ...

Astronomers used an array of telescopes to find the most massive radio jet in the early universe. The celestial object is ...

The Largest 'Black Hole Jet' Discovered Is Estimated to Be Twice the Size of Our Milky Way We know black holes to be ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

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 ...

To truly understand our place in the universe, we must first comprehend the concept of scale. It is only through understanding the relative sizes of the entities around us that we can appreciate the ...

You may like 'Cosmic inflation:' did the early cosmos balloon in size? A mirror universe going backwards in time may be a simpler explanation 8 of the greatest mysteries in the universe Suddenly ...

Scolnic, an associate professor of physics at Duke University, explains it as trying to build the Universe's growth chart: we know what size it had at the Big Bang, but how did it get to the size ...

A unique dataset of Type Ia supernovae being released today could change how cosmologists measure the expansion history of ...

DC Comics' Absolute Universe will double in size with three new titles soon making their debut. Absolute Green Lantern, Absolute Martian Manhunter and Absolute Flash will all premiere in March 2025.