The Red Star was meant to revive certain species and return them to the GSR so that the GSR would never run out of workers to keep it operating, even if the workers perished. It's existence makes perfect sense to me, in fact I've always viewed it as a necessary part of the GSR's functions. It's like the human body's ability to recover from a wound. We just never see it functioning properly in the story. What did he say about the Kakama? Also curious about this >.> I still haven't seen an answer on this.