The mining operations of a space colony near the asteroid belt are threatened by inhabitants of a distant galaxy.
- ISBN10 0516088076
- ISBN13 9780516088075
- Publish Date 1 January 1978
- Publish Status Out of Print
- Out of Print 25 July 2012
- Publish Country US
- Imprint Children's Press(CT)
- Format Hardcover
- Pages 63
- Language English