Final answer:
Planet A is a rocky planet with 2 moons and no rings. Planet B is a gas giant with 27 moons and faint rings.
Step-by-step explanation:
Planet A is a rocky planet with a distance from the Sun of 1.52 AU.
It has a composition of a rocky mantle and an iron core. Its atmosphere consists of 96% carbon dioxide, 3% nitrogen, and 1% other gases. It has 2 moons and no rings.
On the other hand, Planet B is a gas giant with a distance from the Sun of 19.22 AU. It is mostly composed of hydrogen and helium.
ts atmosphere is mostly made up of hydrogen and helium. It has 27 moons and faint rings.