Possible Clues:

• Another name for an asteroid
• Ceres or Eris
• Asteroid or centaur, e.g
• Pluto, for one
• Unexpectedly run into MP crossing road: it's a small world!
• Man involved with Interpol? It's a small world!
• Old name for asteroid - Pluto?
• Lone trip man organized to get rock from space
• Scheme by English to go after gold in brand-new asteroid
• Ceres, say, planting gold tree amid aromatic herb