An event called a "ring plane crossing" will occur between Saturn and Earth on March 23, 2025, when Saturn's rings will ...

The circumgalactic medium, a vast gaseous halo surrounding galaxies, could be crucial to the evolution of star-forming ...

A planet parade like the one beginning tonight is quite uncommon, occurring once every 10-20 years. Here are the planets you ...

G3 (ATLAS) should be visible from the southern hemisphere, and possibly also the northern hemisphere, over the next few days ...

This NASA/ESA Hubble Space Telescope image reveals a tiny patch of sky in the constellation Hydra. The stars and galaxies ...

As Mars approaches opposition this month, it will become a dazzling spectacle in the night sky. See it at its best now, or ...

Galactic gravity can dramatically impact wide binary stars, pushing them towards unexpected mergers or collisions. The ...

The moon will pass closely by Jupiter this evening (Jan. 10), meeting up with the gas giant in the constellation Taurus.

Traveling from one star to another is currently impossible to achieve within a human lifetime. But some projects are ...

Texas sky watchers who marveled at the solar eclipse last April and the four supermoons in 2024 will be treated to a rare planetary event in 2025: Six planets will align in the night skies over Texas, ...

Over 40 stars in a galaxy billions of light-years away were photographed, offering a glimpse into an era when the universe ...