Asynchronous. 1  Communication may be missed or ignored - This is noticeable in the forums where posts have no replies. 2  Response time - Time between the message and response may be considerable, or not at all.
The smallest planet in the Solar System is Mercury (the biggest planet is Jupiter). For the longest time, the smallest planet was considered to be Pluto, but now Pluto isnât a planet any more, so weâre back to Mercury. Mercury measures 4879 km along its equator. Just for comparison, Earth is 12,742 km across.
THE SOLAR SYSTEM WIKI. Ceres. 1 Ceres, more commonly known as Ceres, is the innermost dwarf planet, and the only dwarf planet in the inner Solar System. Ceres is located inside of the Asteroid belt, where it is the largest asteroid. So large, in fact, at 950 kilometers in diameter, that it was classified as a dwarf planet. Ceres is even large enough to maintain hydrostatic equilibrium, or a nearly round shape.