sentences:  During a lecture to the soldiers, it is noted that they now know many different ways to kill humans - such as with a shovel blow to the kidneys - but are not even aware if Taurans possess kidneys.After the training period, during which almost 1 out of 10 is killed in accidents and simulated attacks that are fully accepted by the military as part of a realistic training environment, the already quite chastened military force sets off on their journey to the nearest known Tauran base.Their spaceship journeys via a collapsar-jump, a portal through a black hole-like collapsed star - with the crew knowing that due to relativity time dilation, their journey may feel like it takes several months only, yet decades will go by on Earth before their return.