How can a galaxy display perfectly defined spiral arms when the Universe had only a little over 10% of its current age? This ...

NASA's James Webb Space Telescope has given astronomers almost unmatched access to the secrets of our universe. Most notably, it has helped us better understand the early universe, how it has changed ...

For over two decades, cosmologists have believed that the universe is expanding at an accelerating pace, driven by a ...

A systematic search for the first bright galaxies to form in the early universe has revealed a dramatic jump in the number of such galaxies around 13 billion years ago. These observations of the ...

The plot represents the new model with the x-axis and the y-axis showing the minimum sizes of collapsing and expanding regions that can impact cosmological measurements. The contours are independent ...

A projection through a 130 million light years thick slice through a simulation of a cubic volume of 9,132 million light years on a side. The luminosity of the background image gives the cold dark ...

Physicists who work with a concept called string theory envision our universe as an eerie place with at least nine spatial dimensions, six of them hidden from us, perhaps curled up in some way so they ...