She mapped our solar system's "alternate fate" had it housed an extra planet between Mars and Jupiter instead of the existing asteroid belt. They developed a 3D model that simulates how the solar ...

New insights from NASA's OSIRIS-REx mission have unveiled intriguing clues about the potential origins of life on Earth. The ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

The BepiColombo robotic explorer - a joint venture between Europe ... at the top of the least explored planet in the inner solar system. Cameras also captured views of neighboring, sunlit volcanic ...

There may be an undiscovered planet in the outer solar system whose presence is revealed by the strange orbit of objects beyond the eighth planet Neptune. The tantalizing prospect of a ninth ...