So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

In March of 1781, William Herschel spotted the seventh-known planet of our solar system. He wanted to name it Georgium sidus ...

The moon's orbit isn't a perfect circle. Instead, it's more stretched out, kind of like an oval, which means its distance from Earth varies by about 30,000 miles (48,000 km). The surface of the moon ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to find out ...

The moons were discovered by a group of astronomers from Taiwan, Canada, the United States, and France. Between 2019 and 2021, they used the Canada France Hawaii Telescope to repeatedly monitor the ...

The first full moon of 2026 is the Wolf Moon. And it’s a supermoon —the fourth in a row! As per the Farmer’s Almanac, it will ...

A further 128 moons have been discovered orbiting Saturn, bringing the planet's total to 274 – more than there are around all the other planets in our solar system combined. But as advances in ...

Forty light-years away, seven Earth-sized planets orbit around a dim red dwarf star in one of the most tightly packed ...

A new study reveals that tiny fragments of Earth's atmosphere are transported to and absorbed by the moon via gusts of solar ...

The next full moon of 2025 will arrive two days before Valentine's Day this year. Known as the "snow moon," the full moon will be visible Feb. 12. The snow moon won't be the only event to keep ...