Possible Clues:

• Body (without wings, naturally) going round sun
• Planet past Saturn
• Seventh planet out
• Next-to-last planet
• Astronomical discovery of 1781
• World found by Herschel
• Posh place for exhibitions by students? A revolving body
• You shortly hurried with us on to Neptune
• One worshipped in ancient place, primarily among Greek characters
• A major planet or the most ancient Greek god