Tags: universe

Determining how rapidly the universe is expanding is key to understanding our cosmic fate, but with more precise data has come a conundrum: Estimates based on measurements within our local...

Nicolaus Copernicus, the 16th century Polish astronomer and mathematician, wasn’t the first to suggest that the Earth wasn’t the center of the universe—the idea originated with the ancient Greeks—but he...

Are we alone? Unfortunately, neither of the answers feel satisfactory. To be alone in this vast universe is a lonely prospect. On the other hand, if we are not alone...

NASA is committed to finding life in the universe and new evidence shows that they might be best suited looking at «Goldilocks stars» instead of stars known as red dwarfs....

Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretches 4 billion light-years from end to end. The structure is a large...

The universe may not be the same in every direction after all. The expansion rate of the universe appears to vary from place to place, a new study reports. This...

NASA’s upcoming James Webb Space Telescope might be able to ferret them out. The first stars in the universe formed even earlier than astronomers had thought, a new study suggests....

Do scientists need to re-examine the basic model of the universe? Using new measurements of cosmic distances, astronomers have refined their calculation of the Hubble Constant, a number that describes...

Perhaps the most powerful aspect of physics — and indeed perhaps the most amazing thing about the cosmos as a whole — is the universality of physical laws and theories....

‘It’s like saying the word ‘trillion’ almost a hundred times.’ Stars will continue to explode long after the universe is cold and «dead,» one scientist determined in diving down the...