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  1. Person's hands holding an atom
  2. Rosa Gallica Regallis, from Les Roses, 19th century
  3. A diagram showing the phases of the Earths moon
  4. Amaryllis Curvifolia, 1809, from Les Liliacees by Pierre Redoute
  5. Rosa: Bengale the Hymenes, from Les Roses, 19th century
  6. Rosa Noisettiana, fromLes Roses, 19th century 9coloured engraving)
  7. A view across a hypothetical primitive alien planet towards a brown dwarf in the sky
  8. Illustrative representation of the universe
  9. Hemerocallis fulva, from Les Liliacees, 1805
  10. Iris Xyphioides, from Les Liliacees, 1808
  11. Amaryllis Vittata, from Les Liliacees by Pierre Redoute
  12. Illustration showing the various parts that make up the sun
  13. Lilium Candidum, from Les Liliacees, 1807
  14. Agapanthus umbrellatus, from Les Liliacees by Pierre Redoute
  15. Helix model of DNA made up of pills
  16. Solar System
  17. Iris Pallida, from Les Liliacees, 1812
  18. Iris Luxiana, From Les Liliacees, 1805
  19. Iris Germanica, from Les Liliacees, 1805
  20. Abstract gold illustration
  21. Lilium Penduliflorum, from Les Liliacees, 1811
  22. Artists concept of a nebula over a hypothetical planet
  23. Rosa Centifolia Bullata, from Les Roses, 19th century