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PowerPoint Presentation Information about Midterm #2 Grades are posted on course website Average = 122/180, s.d. = 29 (Section 1) 126/180, s.d. = 24 (Section 4) Highest 180/180…

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Galaxies and Stars The Milky Way The galaxy we live in is called The Milky Way. It is disc-shaped. The Milky Way Looking into the night sky, in one direction we see many…

Galaxies Galaxies M81 Galaxies Galaxies M81 The Milky Way Galaxy William & Caroline Herschel First to study the extent of the Milky Way Galaxy Herschel’s Grindstone…

Sean Osbourn Gibbons A Letter Michael Young Visiting Hour s J.A. Batty stAr t WitH BLue John Egan in tHe Bus tHe City And tHe stAr s Gilberto Espinoza i Went BeneAtH tHe…

A GOLDEN AGE OF ASTRONOMY - giant telescopes, space missions and invisible wavelengths Michael Rowan-Robinson Imperial College London 50 years of the new astronomy The past…