The noun form for the adjective zealous is zealousness.   The word zealous is the adjective form of the noun zeal.   Related noun forms are zealot and zealotry. 1 person found this useful.
Gravity on Jupiter: Jupiter is the largest and most massive planet in the Solar System. Its mean radius, at 69,911 Â± 6 km, makes it 10.97 the times the size of Earth, while its mass (1.8986Ã1027 kg) is the equivalent of 317.8 Earths.
Massive Gravitation. Jupiter is by far the largest planet in the solar system -- all the rest of the planets, put together, would easily fit inside it. It has a mass of 1.898 octillion kilograms (4.184 octillion pounds), which is more than 317 times the mass of the Earth.