Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.7
Points
3.0
Fiction/Nonfiction
Nonfiction
Word Count
17536
Points per Word
0.000171
Page Count
128
Points per Page
0.023438
Description
About the size of a school bus, orbiting 381 miles above Earth, the Hubble Space Telescope looks out into the darkness of space. Its job is to find sources of light and examine them closely. The coauthor is Kit Moser.