Venus Express orbited Venus from 2006 to 2014, studying the planet's atmosphere, surface, and plasma environment while providing evidence of active volcanism and discovering an ozone layer in the Venusian atmosphere.

1 Ceres

The largest object in the asteroid belt and the only dwarf planet in the inner Solar System, Ceres is a spherical body composed primarily of rock and ice, with a dark, heavily cratered surface and mysterious bright spots of salt deposits in its Occator crater.

Sol (The Sun)

A massive yellow dwarf star that contains 99.86% of the Solar System's mass and powers almost all life and weather on Earth through nuclear fusion of hydrogen into helium in its core.