It's a pretty ordinary star, but everyone's heard of it! More symbols at http://www.sixtysymbols.com/

60,424 views

It's the smallest planet and closest to the Sun - and Mercury also helped establish the General Theory of Relativity. More at http://www.sixtysymbols.com/

68,098 views

Earth's sister planet has a symbol derived from a hand mirror. More physics and astronomy at http://www.sixtysymbols.com/

53,609 views

Why does a professor of astronomy find Earth the hardest planet to talk about? More videos at http://www.sixtysymbols.com/

42,231 views

The red planet Mars has two moons (Phobos and Deimos) and some of the most interesting features in the Solar System, including the towering volcano Olympus Mons. More physics and astronomy at http://www.sixtysymbols.com/

63,268 views

How did Jupiter give us the first measurements of the speed of light? More astronomy and physics at http://www.sixtysymbols.com/

59,462 views

We take a look at Saturn and news that it has another ring. More astronomy and planets at http://www.sixtysymbols.com/

52,770 views

Yes, it has a funny name. But its name is not the only odd thing about Uranus. All our physics and astronomy videos at http://www.sixtysymbols.com/

112,440 views

We take a look at the distant planet Neptune, and its mysterious moon of Triton. More astronomy at http://www.sixtysymbols.com/

81,579 views

Demoted as a planet, Pluto is still a fascinating object surrounded in mystery. And it was NOT named after the dog! More films at http://www.sixtysymbols.com/

57,474 views