Bradley W. Carroll & Dale A. Ostlie: An Introduction to Modern Astrophysics, Second Edition, 2007. Pearson Education, Inc. ISBN: 0-321-44284-9. Chap. 1, 2, 3, 4, 17, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 (chapters 20, 21, 22 and 23 are background reading and will not be lectured, the same applies to pages 879-881, 900-908, 969-982, 1004-1016, 1018-1029).
Per B. Lilje: Special Relativity for AST2110, 2004. Compendium for the course, please give me comments and corrections!. Trykk her.
K. Aksnes: AST2110: Sfærisk astronomi og celest mekanikk., 2004. Compendium for the course (in Norwegian). Trykk her.