It's hard enough to imagine the size of the universe; try wrapping your head around some of the largest known things within it that we've observed so far.

For years, scientists have worked to chart the universe’s massive structure, aiming to test key models of cosmology. These efforts also help uncover how galaxies form and change over time. While most ...

Astronomers have discovered what could be the largest black hole ever detected. With a mass of 36 billion times that of our Sun, its gravity is so powerful that it bends the light of an entire galaxy ...

The Universe is home to celestial bodies of staggering dimensions. VY Canis Majoris is a striking example. This star, located about 6,000 light-years away, is a red hypergiant. Its diameter is nearly ...

Astronomers have discovered what could be the biggest known black hole in the universe. “This is amongst the top 10 most massive black holes ever discovered, and quite possibly the most massive,” ...

Astronomers have just discovered the largest black hole in the history of space and the stunning find is rewriting all we know about our universe. But black holes are also proving to be the centre of, ...

What could we choose as the seven most remarkable celestial objects visible either with our eyes or with a small telescope? "The Seven Wonders of the Ancient World" is the first known list of the most ...