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Radiance by Catherynne M Valente

Retrofuturism is an area of sci-fi with proliferating sub-genres. First there was steampunk, Victoriana sci-fi usually replete with airships, flying goggles and cogs. But now other time periods are muscling in on the act. There is clockpunk, based on an area before a steam. But there is also dieselpunk and atompunk taking the retrofuturistic baseline deep into the twentieth century. Catherynne M Valente‚Äôs latest novel for adults Radiance (she has been spending much of her recent time writing for children about a Fairyland of her own making) is self-described as decopunk. Decopunk replaces Victorian crinolines and grime with the high fashion and flashy chrome of the Art Deco era. Also sometimes known as raygun gothic, decopunk is flashy, pulpy and overall lighter than its steam-driven cousin. Radiance is more than just retrofuturism, though. Valente has created a complete alternative not only of our world but of our solar system. In the Radiance universe, all of the planets and many of their moons are both habitable and inhabited (including Pluto which in our universe was not even discovered until 1932). People zip between these strange and unique environments in rocket ships. They survive partly due to their reliance on a substance…