Observatories in space

Observatories in space World Book - 64 pages col. illustrations 27 سم - Explore the universe .

Includes bibliographical references (p. 62) and index

An introduction to observatories in space with information about their history and use. Includes diagrams, fun facts, glossary, resource list, and index"--Provided by publisher

9780716695547 20.00Eg. P


Astronomical instruments--Juvenile literature
Astronomical observatories--Juvenile literature

522