Dark matter is being thrown off the table with this new theory - simpler, and it relies on something that can be seen. Cosmic ...

Researchers will mine data from NASA’s Nancy Grace Roman Space Telescope, which will survey the same areas of the sky every ...

This NASA/ESA Hubble Space Telescope image features the galaxy cluster Abell 209.ESA/Hubble & NASA, M. Postman, P. Kelly A ...

How old is the universe? Learn more about the age of the Universe, from it's explosive beginnings to how we on Earth can ...

A new galaxy was found with 10,000 more of unseen mass than the Milky Way. Now, scientists are wondering if there are more of ...

From dying stars to feeding black holes, the Roman Space Telescope's upcoming survey is set to unlock the secrets of dark ...

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

This particular isotope burns away quickly inside stars due to their intense heat. But in cooler objects like brown dwarfs, ...

The only place that's likely to happen is at the very center of our galaxy. And, for a while, there was an excess of ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

A colossal cluster of galaxies is bending the very fabric of space—and it’s the focus of this week’s breathtaking image from ...

New research suggests sub-stellar objects called dark dwarfs could glow forever on dark matter energy. Could they reveal secrets about the universe’s hidden mass?