Celestia
4.0 tawm ntawm 5 hnub qub (raws li 1 ntsuam xyuas)
Celestia – real-time 3D visualization of space The free space simulation that lets you explore
Sawv daws: space simulation
Tsis pub luam Directory
tsho ntawm nrab muaj, yuav tsum txhob nug dab tsi pauj
cov pawg uas tau txais, yuav tsis tau muab dab tsi pauj