Overview of Universe; Solar System; Inter-Stellar Distance; Properties of Stars; Classification and Evolution; Star Nebulae; Star Cluster, Structure and Classification of Glaxies; Cosmology; Observateries and Telescopes.
英
美
- 宇宙概观、太阳系、星距量测、星的性质、分类与演化、星云、星团、银河、系结构分类、宇宙论、天文台及望远镜。