Understanding the Universe: An Introduction to Astronomy, 2nd Edition: Episode 72Expansion of the Universe and the Big Bang

Book Cover
Average Rating
Publisher
The Great Courses
Publication Date
2025.
Language
English

Description

The Universe can be thought of as expanding into a mathematical dimension to which we have no physical access. Even an infinite Universe can expand, becoming less dense. The expansion suggests that there was a hot, dense beginning long ago-a Big Bang.

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