What is the difference between the modern zodiac from the classical ones?

what is the difference between the modern zodiac from the classical ones?What is the difference between the modern zodiac from the classical ones?
How many Astrologers does it take to change a lightbulb? A: Only one, but all the planets have to be in alignment, first. There is a separate section here for Astrology, in "Horoscopes", in the "Entertainment %26amp; Music" category, so kindly rejoin the dark ages, and use it: you will feel much more at home, there. This is Astronomy, a SCIENCE, not ancient mumbo jumbo!What is the difference between the modern zodiac from the classical ones?
There are precisely defined boundaries to the constellations now. In the olden days is was much more informal.