Solar System

Mercury is similar in appearance to the Moon it is heavily cratered with regions of smooth plains , has no natural satelites and no substantial atmosphere.However, ulike the moon , it have a large inner core 

wich generates a magnetic field about 1%  as strong that of the Earth it an exeptionaly dense planet due to the large relative size of its core.

Venus

Venus is the second planet from the Sun, orbiting it every 224.7 Earth days.The planet is named after venus , the roman goddes of love and beauty after the moon , it is brightes natural object i the sky , reaching an apperent magnitud of   −4.6 , bright enought to cast shadows . 

Earth

Earth  is the third planet from the Sun, and the densest and fifth-largest of the eight planets in the Solar System.it is also the largest of the Solar System  four terrestrial planets. It is sometimes referred as the World , the Blue planet or by its Latin name Terra.

Marth 

Mars is the fourth planet from the Sun in the Solar System. The planet is named after theRoman god of war, Mars. It is often described as the "Red Planet", as the iron oxide prevalent on its surface gives it a reddish appearance.^[11] Mars is a terrestrial planet with a thinatmosphere, having surface features reminiscent both of the impact craters of the Moon and the volcanoes, valleys, deserts, and polar ice caps of Earth.

Jupiter

Jupiter is the fifth planet from the Sun and the largest planet within the Solar System.It is a gas giant with a mass sliglthy less that one -thousand of the sun but is two and a half time the mass of all the others planets in one Solar System combined.

Saturn

Saturn is the sixth planet from the Sun and the second largest planet in the Solar System, after Jupiter. Saturn is named after the Roman god Saturn, equated to theGreek Cronus (the Titan father of Zeus) the Babylonian Ninurta and to the Hindu Shani. 

Uranus

Uranus, the seventh planet of the Solar System, has 27 known moons, all of which are named after characters from the works of William Shakespeare and Alexander Pope, William Herschel discovered the first two moons, Titania and Oberon, in 1787, and the other spherical moons were discovered in 1851 by William Lassell(Ariel and Umbriel) and in 1948 by Gerard Kuiper in Miranda.

Neptune

Neptune is the eighth and farthest planet from the Sun in our Solar System. Named for the Roman god of the sea, it is the fourth-largest planet by diameter and the third-largest by mass. Neptune is 17 times the mass of Earth and is slightly more massive than its near-twin Uranus, which is 15 Earth masses and not as dense.