Every child, at least once in their life, has been admonished to not stare at the sun for so long lest they go blind. But ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

The space-based telescopes Hubble and Euclid combined forces to capture the vibrant remains of a dying star in stunning new ...

Billions of stars fill our galaxy that become visible at certain times of year. And in the U.S., that time, known as "Milky ...

New images from the NASA/ESA Hubble Space Telescope and ESA’s Euclid mission have revealed the complex, multi-shell structure ...

The ultraviolet auroras were imaged by NASA's Juno probe on a brief flyby. When you purchase through links on our site, we ...

Astronomers have discovered the brightest and most distant "megamaser" to date. The cosmic energy beam is shooting toward ...

A major recent development has painted a clearer picture of the universe as NASA has began checking Hubble's images after ...

A total lunar eclipse was visible to more than three billion people in the sky on Tuesday morning, with the moon glowing a spectacular shade of blood-red. “It’s as if all of the world’s sunrises and ...

As the full moon started to set over North America in the early hours of March 3, it briefly plunged into the darkest part of ...

Astronomers have uncovered one of the most mysterious galaxies ever found — a dim, ghostly object called CDG-2 that is almost entirely made of dark matter. Located 300 million light-years away in the ...

As Mars’ atmosphere continues to change, NASA activated a new instrument on Feb.25 to study how the Sun influences the planet ...