Transcription: Mound Finsternis Galaxy Komet Coordinate System de Himelskugel Sternwarte Radio Telescope Planetarium Sonnen System Habel-Raum Telescope Coordinate System de Ertkugel Sonne Mound Jariszeiten Sonnen Finsternis Spiegel Telescope Querschnitt duchen Spiegel Telescope Lindzen-Fernro Lunar Eclipse Galaxy Comet Celestial Coordinate System Astronomical Observatory Radio Telescope Planetarium Solar System Hubble Space Telescope Earth Coordinate System Sun Moon Seasons of the Year Solar Eclipse Reflecting Telescope Cross-section of a reflecting telescope Refracting telescope telescope, cross section of ...
(.mp3)