As far-fetched as it may seem, quirks of orbital mechanics could allow hundreds of planets to be packed around a star ...

The fate of our solar system is written in the stars—well, one star to be precise: the sun. Estimates of what the end will ...

The Solar System is more than a flat orbital racetrack. Above and below the planetary plane lie the Oort Cloud, heliosphere, ...

Asteroids are leftover pieces from the formation of our solar system about 4.5 billion years ago. In the beginning, ...

Using NASA's free 'Eyes on the Solar System,' you can freely fly around the solar system in 3D right from your browser. You ...

The Sun’s death is not an event the planets will quietly survive—it is the trigger for their orbital undoing.” ...

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019, Comet 2l/Borisov did the same thing. These are the only two confirmed ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.

Spiral Galaxy from Kirkland et al. CREDIT Chris Kirkland and colleagues. A new study of zircon crystals from two of Earth’s oldest continents indicates that the formation of Earth’s continental crust ...

In 2022, a Sun-observing probe flew through an S-shaped stream of charged particles pouring out of the star. These mysterious ...

Hello, this is Mu-san.Today, I'm talking about how long the solar system will remain in its current form.The outer planets, ...