Asteroid of Fear by Raymond Z. Gallun, Science Fiction, Adventure, Fantasy

The space ship landed briefly, and John Endlich lifted the huge Asteroids Homesteaders Office box, which contained everything from a prefabricated house to toothbrushes for his family, down from the hold-port without help or visible effort.

In the tiny gravity of the asteroid, Vesta, doing this was no trouble at all. But beyond this point the situation was -- bitter.