Add Yahoo as a preferred source to see more of our stories on Google. Six metallic spheres found at Forrest Beach in Queensland, Australia, were likely space debris, the Australian Space Agency said. ...

In the previous episode #13, we looked at what happens when three spheres—planets, soap bubbles, and water droplets—collide. This time, we will look at planetary collisions, specifically the theory ...

An astronaut on the International Space Station captured mysterious blue spheres in the sky last year. NASA's Earth Observatory shared the photo last year, as well, shortly after it was taken. The ...