Go to MSN Homeencarta®
HomeEncyclopediaDictionariesWorld AtlasStudy CentreQuizzesMore
Related Items   from Encarta  
Kepler, Johannes
Astronomy
Brahe, Tycho
Copernican System
Cosmology
Kepler's Laws
Mathematics
Observatory
Orbit
Physics
Ptolemaic System
Satellite
Solar System
Space Exploration
Astronomy
Astronomy, science dealing with all the celestial bodies in the universe, including the planets and their satellites, the dwarf planets, the comets...
 View article
© 2008 Microsoft