Extreme Planets is now out, and available from Amazon. Gardner Dozois says of the book in Locus, "The anthology does contain a lot of solid, entertaining, core SF"
      
Here is an extract from David Kernot and my contribution to the anthology, "Petrochemical Skies" set on a carbon planet.
    

Petrochemical Skies

    
David Conyers and David Kernot
   
Jenna Seno rechecked her astrogation calculations for the...