A mysterious force called Dark Energy might be changing, in a way that challenges our current understanding of the nature of ...

Astronomers have long struggled to capture the true nature of stellar nova explosions. However, thanks to cutting-edge ...

Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars ...

Understanding how the Milky Way formed means looking far beyond the bright spiral you see in the night sky. A new study led ...

In 2025, astronomers uncovered more than 100 new moons orbiting planets in our solar system, an exciting discovery that could help unlock the mysteries of planetary formation. As reported by New ...

But the Big Bang theory predicts that about 5% of the universe's contents should be atoms made of protons, neutrons and ...

Astronomers analyzing data from an array of telescopes — including the W. M. Keck Observatory atop Mauna Kea on the Big ...

Animation of the findings by researchers who used time-delay cosmography to independently confirm that the universe’s current ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos.

Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together.

Visitors to the Sunwheel can see the sun rising and setting over the winter solstice stones from approximately Dec. 16 ...