This document discusses place values and decimals in numbers as well as distances of stars from Earth measured in light years. It provides examples of star names and their distances from Earth listed from greatest to least distance. The document examines how stars are discovered and named by people and then further examined by scientists using microscopes.

1. By Zach S Place Values

2. Place Values Decimals Tenths Hundredths Thousandths ones tens hundreds thousands ten thousands ten thousanths 7 0 9 8 . 2 0 9 5 4

3. 4.225 Proxima Centauri, 4.23 Alpha Centauri 0.506 Pholus 310 betleguese 0.70 1992 QB Greatest to Least

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