New findings offer clues about the ancient origins of asteroids and their potential role in the formation of terrestrial ...

Pluto-Charon Formation Scenario Mimics Earth-Moon System Jan ... Dust storms on Mars could one day pose dangers to human astronauts, damaging equipment and burying solar panels.

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

It is not often that all the planets in the Solar System other than ours are lined up across the night sky for us to see.

If the solar system had a corporate structure, Jupiter would be the CEO, while Saturn ensures rules are followed. Venus ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

The rover's 26th sample, known as "Silver Mountain," has textures "unlike anything we've seen before," NASA says.

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of our Solar System. The planet sizes tested were 1 percent of Earth's mass, ...

For years, scientists have been puzzled about why Earth and Mars have fewer important elements like copper and zinc compared ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...