[DOC] [TLE] Earth is one of - Earthguide [PAR] By convention, a "moon" is a planet circling one of the "main" planets going 
around the central star. Some moons are larger than some main planets. ... and it 
is part of the group of "terrestrial" planets, that is, those with a hard surface of rock 
and an ... Why does Earth have an ocean, while Moon, Mars, and Venus do not? [DOC] [TLE] Views of the Solar System [PAR] Because of this, for part of its orbit, Pluto is closer to the Sun than is Neptune. ... 
are the four innermost planets in the solar system, Mercury, Venus, Earth and 
Mars. ... is dominated by just two arms wrapping off the ends of a central bar of 
stars. ... Both Ganymede and Titan are larger than planet Mercury followed by Io, 
the... [DOC] [TLE] Here - Mission to Mars [PAR] 1) Why does Mars have bigger volcanoes than the Earth? .... Let's start with the 
Earth. Of course, the core is the central part of planets, the deepest. You can... [DOC] [TLE] HubbleSite - Reference Desk - FAQs - Hubble Space Telescope [PAR] The solar system consists of a central star, the Sun, and all of the smaller celestial 
... The smaller bodies include eight planets: Mercury, Venus, Earth, Mars, Jupiter, 
... The four outer planets, also called "gas giants," are much larger than the rocky 
planets. ... Comets have three distinct parts: a nucleus, a coma and a tail. [DOC] [TLE] Mars Facts: Life, Water and Robots on the Red Planet - Space.com [PAR] Nov 4, 2014 ... Learn about planet Mars' atmosphere, water supply and the ... They merge in the 
central part of the Valles Marineris in a region as much ... Mars is much colder 
than Earth, in large part due to its greater distance from the sun. [DOC] [TLE] Tonight | EarthSky [PAR] The red planet Mars swings to perihelion  its closest point to the sun in its orbit  
on ... That means Mars distance from the sun varies more than Earth's does. ... is 
due to the Earth in its smaller and faster orbit lapping Mars from the inside track. [DOC] [TLE] The Internal Pressures of the Planets - Cseligman.com [PAR] The central part of the planet pulls the observer toward the center, but one side of 
... and mass than the right-hand part, which should cause it to exert a greater 
force, .... Calculated Value Compared to Earth. Mercury Venus Earth Mars .38 .9 
1 [DOC] [TLE] Planetary core - Wikipedia [PAR] ... referring to a central accretionary body surrounded by a halo of dust and gas 
that serves to trap debris and increase the rate of accretion. The internal structure 
of the inner planets. The internal structure of the outer planets. The planetary core 
consists of the innermost layer(s) of a planet; which may be composed of ... 
terrestrial planets, though theirs can be considerably larger than the Earth's... [DOC] [TLE] What Is Mars? | NASA [PAR] This article is part of the NASA Knows! (Grades 5-8) series. Mars is the fourth 
planet from the sun and the next planet beyond Earth. ... A dwarf planet also is 
much smaller than a planet, but it is not a moon because a ... Most inner moons in 
the solar system keep one face pointed toward their central planet; this animation
... [DOC] [TLE] Venus Facts - Interesting Facts about Planet Venus - Space Facts [PAR] Venus is thought to be made up of a central iron core, rocky mantle and silicate 
crust. A day on ... The planet's orbit around the Sun takes 225 Earth days, 
compared to the Earth's 365. ... Atmospheric pressure on Venus is 92 times 
greater than the Earth's. ... Mars Facts  Jupiter Facts  Uranus Facts  Saturn Facts 
 Earth Facts... [DOC] [TLE] Impact Cratering - Lunar and Planetary Institute - USRA [PAR] The large number of craters in this region indicates that this part of the Moon is 
quite ancient. ...

Question: This central part of the Earth is larger than the planet Mars
Answer: Core