Conventional images of the Earth and the moon place them close together, the moon hovering, seemingly, right over our planet's shoulder. Of course, this isn't accurate; we know just from looking at ...
A scale model of the solar system, with each planet depicted in relief on individual square granite markers installed atop concrete bases embedded in the ground. Each planet bears a laser etched ...
YouTube on MSN
The scale of the solar system explained
The scale of the solar system explained!
Some results have been hidden because they may be inaccessible to you
Show inaccessible results