num_pages: 64
description: Explains how our conception of the size of the universe has changed as astronomers and their instruments have become more sophisticated.
language: English
title: How Did We Find Out About the Universe?
titlecomplete: How Did We Find Out About the Universe? (How Did We Find Out Series)
genres: Nonfiction
ratings_count: 10
series: How Did We Find Out
publisher: Walker & Co