Planet Miners

Planet Miners (sometimes The Planet Miners) is a game published by the Microcomputer Games division of Avalon Hill for the TRS-80 Level II microcomputer in 1980. It was ported to the Atari 8-bit family, Apple II, and Commodore PET. The game is written in BASIC.
Plot summary.
"Planet Miners" is a game that depicts a struggle for control of mining concessions on the nine planets of our solar system between four rival corporations.
Reception.
Joseph T. Suchar reviewed "Planet Miners" in "The Space Gamer" No. 32. Suchar commented that "Overall I found it tedious. I would not recommend it."