Put your finger up to the night sky and there are 15,000 galaxies under your fingernail. Earth may be an extraordinary and unique combination of the universal elements found across all those galaxies, & it contains enough variety in nature to astound & intrigue the average human mind for a lifetime. But 15,000 galaxies under one fingernail? You can’t help but want to explore it. That’s why we need sci-fi & Alastair Reynolds is the best living purveyor of it.