Encyclopedia > Attributes of the largest solar system bodies
These tables list the atributes of the solar system's largest objects (excluding the Sun). See also: table of planets in the solar system. Overview of the Planets in the Solar System. ...
Mass, equitorial diameter, orbital radius, orbital incline and day are measured relative to the Earth. See the Earth article for absolute values. Earth, also known as the Earth or Terra, is the third planet outward from the Sun. ...
Objects are listed in order of distance from the Sun.
Major planets | Planet | Equator diam. | Mass | Orbital radius (AU) | Orbital period (years) | Orbital Incline Angle (°) | Orbital Eccentricity | Day (days) | Moons | | Mercury | 0.382 | 0.06 | 0.387 | 0.241 | 7.00 | 0.206 | 58.6 | none | | Venus | 0.949 | 0.82 | 0.72 | 0.615 | 3.39 | 0.0068 | -243 | none | | Earth | 1.00 | 1.00 | 1.00 | 1.00 | 0.00 | 0.0167 | 1.00 | 1 | | Mars | 0.53 | 0.11 | 1.52 | 1.88 | 1.85 | 0.0934 | 1.03 | 2 | | Jupiter | 11.2 | 318 | 5.20 | 11.86 | 1.31 | 0.0484 | 0.414 | 63 | | Saturn | 9.41 | 95 | 9.54 | 29.46 | 2.48 | 0.0542 | 0.426 | 49 | | Uranus | 3.98 | 14.6 | 19.22 | 84.01 | 0.77 | 0.0472 | -0.718 | 27 | | Neptune | 3.81 | 17.2 | 30.06 | 164.8 | 1.77 | 0.0086 | 0.671 | 13 | | Pluto | 0.18 | 0.002 | 39.5 | 248.5 | 17.1 | 0.249 | -6.4 | 3 | Largest minor planets The astronomical unit (AU or au or a. ...
The orbital period is the time it takes a planet (or another object) to make one full orbit. ...
Inclination in general is the angle between a reference plane and another plane or axis of direction. ...
In astrodynamics, under standard assumptions any orbit must be of conic section shape. ...
This is a list of natural satellites in the solar system: Mercury: none Venus: none Earth: Moon Mars: Phobos Deimos Jupiter: see Jupiters natural satellites Saturn: see Saturns natural satellites Uranus: see Uranus natural satellites Neptune: see Neptunes natural satellites Pluto: Charon In addition, various asteroids are...
Note: This article contains special characters. ...
(*min temperature refers to cloud tops only) Atmospheric characteristics Atmospheric pressure 9. ...
This article is about retrograde motion. ...
Earth, also known as the Earth or Terra, is the third planet outward from the Sun. ...
Bulk composition of the moons mantle and crust estimated, weight percent Oxygen 42. ...
Mars is the fourth planet from the Sun in the solar system, named after the Roman god of war (the counterpart of the Greek Ares), on account of its blood red color as viewed in the night sky. ...
Mars has two natural moons - Phobos and Deimos. ...
Atmospheric characteristics Atmospheric pressure 70 kPa Hydrogen ~86% Helium ~14% Methane 0. ...
Jupiter has 63 known natural satellites. ...
Atmospheric characteristics Atmospheric pressure 140 kPa Hydrogen >93% Helium >5% Methane 0. ...
Saturn Rings and Satellites. ...
Atmospheric characteristics Atmospheric pressure 120 kPa Hydrogen 83% Helium 15% Methane 1. ...
Uranus has 27 known moons. ...
Atmospheric characteristics Surface pressure â«100 MPa Hydrogen - H2 80% ±3. ...
Neptune (top) and Triton (bottom), 3 days after Voyager 2 flyby Neptune has 9 known moons. ...
Atmospheric characteristics Atmospheric pressure 0. ...
The planet Pluto has three known moons. ...
Names in quotes are not official, but temporary nicknames given by the discoverers. Largest satellites The astronomical unit (AU or au or a. ...
The orbital period is the time it takes a planet (or another object) to make one full orbit. ...
1 Ceres (seer-eez (key), IPA , Latin CerÄs) was the first asteroid to be discovered (indicated by the 1 in its name). ...
90482 Orcus (originally known by the provisional designation 2004 DW) is a Kuiper Belt object (KBO) that was discovered by Michael Brown of Caltech, Chad Trujillo of the Gemini Observatory, and David Rabinowitz of Yale University. ...
(28978) Ixion (ik·sye·un) is a Kuiper belt object discovered on May 22, 2001 with a diameter of < 822 km and a semimajor axis of about 39. ...
(55636) 2002 TX300 (Also written as (55636) 2002 TX300) is a large Trans-Neptunian object discovered in October 15, 2002 by the NEAT program. ...
20000 Varuna (VAR oo na) is a Kuiper Belt object about 1060 km in diameter, estimated from a combination of thermal and optical measurements. ...
2003 EL61 (also written 2003 EL61), nicknamed Santa (non-official designation), is a large and very unusual Kuiper belt object discovered by Mike Brown at Caltech in the United States. ...
Artists impression by G. Bacon of STScI / NASA 50000 Quaoar (pronounced kwah·war, kwah·wor, or kwow·ur, Tongva ) [1] is a Trans-Neptunian object orbiting the Sun in the Edgeworth-Kuiper belt. ...
2005 FY9 (also written 2005 FY9), codenamed Easterbunny by its discoverers, is a very large Kuiper belt object discovered on March 31, 2005 by the team led by Michael Brown. ...
2003 UB313 is a trans-Neptunian object (TNO) believed to be larger than the planet Pluto. ...
90377 Sedna is a trans-Neptunian object, discovered by Michael Brown (Caltech), Chad Trujillo (Gemini Observatory) and David Rabinowitz (Yale University) on November 14, 2003. ...
The orbital statistics refer to the satellite's orbit around its parent planet | Satellite | Equatorial diameter | Mass | Orbital circumference (km) | orbital period (days) | Satellite of | | Moon | 0.273 | 0.0123 | 2,413,402 | 27.321 66155 | Earth | | Ganymede | 0.413 | 0.025 | 6,725,500 | 7.15455296 | Jupiter | | Callisto | 0.378 | 0.018 | 11,829,000 | 16.6890184 | Jupiter | | Io | 0.286 | 0.015 | 2,649,600 | 1.769137786 | Jupiter | | Europa | 0.245 | 0.008 | 4,216,100 | 3.551181041 | Jupiter | | Titan | 0.404 | 0.0225 | 7 677 618.91 | 15.94542 | Saturn | | Rhea | 0.1198 | 0.00039 | 3 311 917.24 | 4.518212 | Saturn | | Titania | 0.1237 | 0.00059 | 2 738 903.31 | 8.706 | Uranus | | Oberon | 0.1194 | 0.0005 | 3 666 364.29 | 13.463234 | Uranus | | Triton | 0.2122 | 0.00359 | 2 229 274.15 | -5.877 (retrograde) | Neptune | |