A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

In late 2024, astronomers spotted asteroid 2024 YR4 on a trajectory that could potentially threaten Earth. This observation ...

For the first time, scientists are creating a geologic map of the asteroid belt—the region between Mars and Jupiter filled ...

A team of astronomers has spent over a decade tracing meteorite impacts on Earth back to their original sources in the ...

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

Experts analyzed satellite imagery of planetary surface cracks and compared them with Earth's geologic features, searching ...

In the past couple of months there have been several celestial events that have dazzled the night sky. For those who may have ...

As we celebrate St. Patrick’s Day and the notion of lucky charms, double rainbows, good fortune and the benevolent blessings ...

Getting from Earth to space isn’t just about speed—it’s about planning the right trajectory. The Moon, our closest neighbor, ...

The Winter Circle (or Winter Hexagon) isn’t a constellation. It is an asterism, made of bright stars in the winter evening ...

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

JUPITER – Twenty years ago ... She jokes that its spirit was “ ‘Til Mars Do Us Part.” “It felt so special to see human beings ...