Nikki

Nikki (by Emelia Katon)

Nikki is a terrestrial planet. It has a chemical composition and is composed of mostly iron and nickel. Nikki has a mass of 5.7 kilograms. It has a radius of 3,500 miles. Nikki has a density of 1.3E-10 g cm-3. It is extremely rocky and consists of several volcanoes and multiple craters. Nikki only has one satellite.

Ikkin (by Emelia Katon)

Ikkin is a gas giant. It has a molecular composition. Ikkin has a mass of 2.1 kilograms. It has a radius of 44,571 miles. Ikkin has a density of 2.4E-14 g cm-3. It has a rocky center but mainly consists of various gases. Ikkin is very far away from the sun. It has a dozen satellites.