From the stars in our backyard to galaxies billions of light-years away, astronomers use a 'cosmic distance ladder' of methods to map the universe. Now, a global team has unified Hubble constant ...

A new study under the SPECTRUM project updated radiative opacity tables in hydrodynamical pulsation models for Classical Cepheid and RR Lyrae stars. The results show only minor shifts in instability ...

This Full Moon in Scorpio, also called the Flower Moon, is presenting as a micromoon on May 1. Get ready to see what surfaces ...

From one-of-a-kind attractions to desert landscapes to historic sites, the Land of Enchantment has much to explore.

The largest 3D map of the universe reveals over 47 million galaxies, but dark energy remains an unsolved mystery.

A newly discovered object may be a key to unlocking the true nature of a mysterious class of sources that astronomers have ...