.asteroid {
    /* border: 1px solid red; */
    position: absolute;

    transform: rotate(45deg);
}

.asteroid__stone {
    /* border: 1px solid yellow; */
    position: absolute;
    left: 91px;
    bottom: 2px;
    z-index: 2;

    display: flex;
    justify-content: center;
    align-items: center;

    animation: always-rotate 10s linear infinite reverse;
}

.asteroid__stone > img {
    width: 27px;
    height: 27px;
}

.asteroid__tail {
    position: relative;
    z-index: 1;
}

@keyframes always-rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}