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| | Books Distant pasture |
 | | Nemesis is a neighbouring (double) star, previously unnoticed but heading towards the solar system, like the goddess of divine retribution she is. Her passing will probably make the earth uninhabitable. |
 | | Nemesis does, however, have a habitable planet, Erythro, which sort-of-has a mind of its own made up of tiny, bacteria-like cells. |
 | | Asimov started writing for Astounding Science Fiction in 1938, and did his best work in the '40s and '50s - the Robot series, the Foundation trilogy - while teaching at the Boston University School of Medicine. |
| books.guardian.co.uk /print/0,3858,3918356-99935,00.html (249 words) |
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