Special Topics in Astronomy - The Celestial Sphere

In this lecture, we will look at the celestial sphere. We will discuss the parts of this and will consider how it is used to understand the sky from an Earth-based perspective.
The Astronomy Picture of the Day video will be uploaded each Monday.
The Misconception in Astronomy video will be uploaded each Wednesday.
The Special Topic in Astronomy video will be uploaded each Friday.
These lecture videos are designed to complement the content in the OpenStax Astronomy 2e textbook. The book can be downloaded free of charge at: openstax.org/details/books/as...
I can be reached with comments at [e-mail]. However, classes I am teaching receive priority so I will try to respond as I can to questions.
Note: Lesson 0 materials are specific for the classes that I teach. Lesson 1 will start with Chapter 1 of the textbook.
You can access the most current versions of the lecture videos through the following playlist: • OpenStax Astronomy 2e ...
The series on Misconceptions in Astronomy is available here: • Misconceptions in Astr...
The series on Special Topics in Astronomy is available here: • Special Topics in Astr...
These videos are being released under a CC-BY license so that others can feel free to adapt them for their use as long as attribution is given.
Lecture slides are available for download here: drive.google.com/drive/folder... They are currently available in Apple Keynote, PowerPoint, and pdf format.

[@md.hasiburrahman878]

it's helped me to update the basic of this . thanks 💖💖💖