Lesson 20 - Lecture 2 - Cosmic Rays - OpenStax
Channel: Introduction to Astronomy
Date: 2019-01-19

In this lecture, we will discuss cosmic rays. These are particles from space that can strike the Earth's atmosphere. They can give us information about some of the very high energy processes in the universe. These lecture videos are designed to complement the content in the OpenStax Astronomy textbook. The book can be downloaded free of charge at: https://openstax.org/details/books/astronomy/