Astronomers posed over the past decade that dark comets, or objects that resemble asteroids but move like comets, may exist.

In the inner Solar System, it is second only to Earth for its amount of water. New analysis of Dawn’s data has revealed more ...

A super-Earth just beyond Mars would throw all the smaller rocky worlds of the inner solar system completely out of whack; the super-Earth's gravity would push and pull the other planets into ...

Faint magnetic properties in primitive asteroid fragments suggest an early magnetic field strong enough to shepherd the ...

We know that interstellar objects occasionally visit our solar system. So far, we have only discovered two interstellar ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.

Chondritic meteorites (chondrites) are some of the oldest rocks in our solar system, forming 4.5 billion years ago. Therefore ...

“By analyzing the reflectivity, and the orbits, we found that our solar system contains two different types of dark comets.” Inner dark comets can be found within the inner solar ...