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 ...

He wasn't wrong—the sun is 99.8 percent of the mass of the solar system. But what is that giant ball of fire in the sky? How ...

Space is completely silent because there is no air, which prevents sound from traveling.

Located about 120 light years away, the exoplanet appears to take an unusual path around two brown dwarfs, whipping around at ...

"These objects really could be anywhere in the solar system at any given time." Related: Alpha Centauri: Facts about the ...

Constructing solar arrays out of moon dust would reduce launch costs and make lunar bases more plausible, according to a new study. New NASA shielding technology that protects against damaging ...

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many more are waiting to be discovered? Faint signatures detected by the ...

Create your own masterpiece of the solar system. You could paint it, use different sized objects or draw it. Don't forget to label it and add any facts that you know!