Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

One of the most stubborn issues in cosmology today concerns the universe's rate of expansion. Scientists know it's expanding, ...

By studying how light from eight distant quasars is gravitationally lensed as it propagates towards Earth, astronomers have ...

A Simon Fraser University cosmologist believes his team's new research may bring them a step closer to cracking one of ...

Astronomers have used a new method to confirm a discrepancy between the expansion rate of the early and nearby universe. The research hints at previously unknown physics.

Do you know what connects Edwin Hubble’s theory for an expanding universe and Albert Einstein’s cosmological constant? The ...

Ba-by stars, doo doo doo doo doo doo.

In the most extensive ultraviolet study of blue stragglers ever performed, an international research team used NASA's and ESA ...

A recent study published in The Astrophysical Journal Letters has provided the most precise distance to the Coma Cluster of galaxies yet — and also has deepened a crisis in cosmology. The problem is ...

n a rare astronomical prediction, scientists say a supernova seen once through a telescope will reappear in the night sky for ...