The solar system is vast, but how big is it really? In this video, we break down the scale of our solar system by starting ...

TIM:When I was up on the ISS, that different perspective really brought home the sheer scale of the universe. The vastness of our Solar System and the distances involved is something that's hard ...

By convention, a Solar System body is a NEO if its closest approach to the Sun (perihelion ... and methods of mitigation are being researched. Two scales, the simple Torino scale and the more complex ...