人类的祖先靠知晓天文而掌握了生存之道。今天，天文学的发展已经深刻且深远地改变了人类对宇宙以及对自身在宇宙中位置的认识。 本课程是一门面向大众开设的天文学入门介绍课程，旨在把天文学中最基本的概念和最前沿的发现用尽可能通俗易懂的语言呈现给大家，彰显出宇宙的美丽和魅力。本课程内容包括：最基本的天体运动和天球概念，天文学研究的基本原理和方法，望远镜的历史和最新发展，光谱学，恒星的性质与演化，宇宙组成和暗物质等。通过学习本课程，学习者可以初步掌握一些天文常识和基本概念，了解探索宇宙的方法，感受宇宙的奥妙。
走进天文学
Nanjing University
Syllabus - What you will learn from this course
Week
12 hours to complete
认识星空(上)
6 videos (Total 29 min), 1 reading, 1 quiz
6 videos
欢迎走进天文学1m
1.1 宇宙是个浩瀚广大的地方5m
1-2天体的周日视和周年运动5m
1-3 今晚你能看到什么：精彩天象15m
1-4 今晚你能看到什么：精彩天象26m
1.5 业余观测5m
1 reading
关于彗星的科普与新闻10m
1 practice exercise
第1单元 认识星空上 单元测试15m
Week
21 hour to complete
认识星空（下）
4 videos (Total 32 min), 1 reading, 1 quiz
1 reading
视频参考文献5m
1 practice exercise
第2单元 认识星空下 单元测试15m
Week
32 hours to complete
恒星一生的故事
7 videos (Total 44 min), 1 quiz
7 videos
3.2 恒星的ID（上）6m
3.3 恒星的ID（下）5m
3.4 恒星的生老病死6m
3.5 赫罗图：恒星演化的研究工具5m
3.6 恒星的绝唱：超新星爆发－核塌缩型5m
3.7 恒星的绝唱：超新星爆发－热核爆炸型5m
1 practice exercise
第3单元 恒星一生的故事 单元测验15m
Week
41 hour to complete
暗物质：拨开黑暗，见物质（上）
4 videos (Total 13 min), 1 quiz
1 practice exercise
第4单元 暗物质：拨开黑暗，见物质（上） 单元测验12m
About Nanjing University
Nanjing University (NJU) is committed to excellence in teaching and research. Located on the prosperous eastern coast of China, NJU provides a dynamic environment that nurtures learning, creativity, and discovery on one of the most beautiful campuses in the country. Taking NJU's university offerings on Coursera will be a rewarding experience for learners from every corner of the world.
Frequently Asked Questions
When will I have access to the lectures and assignments?
Once you enroll for a Certificate, you’ll have access to all videos, quizzes, and programming assignments (if applicable). Peer review assignments can only be submitted and reviewed once your session has begun. If you choose to explore the course without purchasing, you may not be able to access certain assignments.
What will I get if I purchase the Certificate?
When you purchase a Certificate you get access to all course materials, including graded assignments. Upon completing the course, your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile. If you only want to read and view the course content, you can audit the course for free.
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Is financial aid available?
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