The correct answer is Venus.Venus: Venus is Earth's twin in size.Venus is the hottest planet in our solar system.It is the brightest planet in the Solar System.It is also sometimes referred to as the sister planet to Earth, due to its near similarity in size and mass.Venus is referred to as the ‚¬Å“morning star‚¬ and ‚¬Å“evening star‚¬.It is the second planet from the Sun.It also rotates clockwise like Uranus.Additional InformationMarsMars is called Red Planet.It has two satellites - Phobos and Deimos.Mars is the fourth planet in the solar system.It is the second smallest planet in the solar system.Pluto prior to this adaptation was considered the ninth planet of the Solar system. In 2006, its status changed to dwarf planet. Pluto is an icy dwarf planet inside the Kuiper belt. It was discovered in 1930 and considered then part of the solar system.