Comets

Comets1984
About this book
Explains what comets are, how they are formed, and how their unusual orbits bring them into earth's view at predictable intervals, with a special focus on Halley's comet
Details
- First published
- 1984
- OL Work ID
- OL121324W
Subjects
Juvenile literatureCometsAstronomy, juvenile literatureNonfiction, juvenile