DALLASI absolutely love this, it's called an orrery, and it's a little mechanical model of our solar ... incredible planet in our solar system. A place that 6.8 billion people might find strangely ...

I came across an interactive NASA tool called Solar System Simulator. On it, you can view objects in our solar system from ...

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse of a giant cloud of gas and rock and is held together by the gravitational pull of the Sun.

Predictions are uncertain, but the solar system may be pushed farther from the galactic core or even ejected entirely from ...

And while that’s true, nature has a way of interpolating circular patterns onto that linear model — day follows night, the seasons progress through the year ... of our solar system, build ...

All of our solar system’s planets are lining up to parade ... sometimes there are multiple great alignments in a year, and sometimes several years pass without a single one.

Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system Free learning ...