An Egyptian astronomer called Ptolemy (AD100-168) described one of the earliest ideas for how the Solar System is structured. Ptolemy’s model and many earlier ideas of the Solar System had the ...

The Sun-centered model of the solar system was first proposed more than a thousand years before Copernicus. What does our Solar System really look like? If we were to somehow fly ourselves above ...

Following the theory of heliocentrism, today we know that Earth, and the other planets of the solar system, are all in orbit around the sun. However, it was once believed that Earth was at the ...

A video of the huge (but shrunken) solar system has attracted more than 400,000 views since it was posted on the To Scale Series Facebook page.A companion video shows how the model was made, with ...