What planets were called long ago, wanderers, At the center of the solar system, Sun, Stars that only seem to be grouped close together, constellations, Measurement of the distance light can travel in a year, light year, Hundreds of billions of stars clustered together, galaxy, A ball of ice, dust, and gases that revolves around the sun, comet, a rocky body that orbits the sun like a planet, asteroid, Kepler, Copernicus, and Ptolemy were all famous, astronomers, Shows how something looks or works, model, orbit shaped like a flattened oval, elliptical

Astronomy

de
Imprimare
Încorporează

Clasament

Stilul vizual

Opţiuni

Comutare șablon

Restaurare activitate salvată automat: ?