Explore the vastness of the Solar System in this video, which accurately showcases the relative sizes of the planets and ...

Our Sun wasn't born as a lone star and, in fact, had several more companions. This theory has been talked about time and again, but what we don't know is how long it stayed with its siblings before ...

A new study suggests the Sun was born in a tightly packed cluster of sibling stars, but their early years were marked by ...