🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.1

Radius: 12.8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.75 AU - 0.75 AU

Year: 433 Days

Day: 11.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,428,218 km

• M1: 167,550 km (0.106 R)
• M2: 692,638 km (0.091 R)
• M3: 1,279,211 km (0.096 R)
• M4: 1,699,432 km (0.086 R)
• M5: 2,179,940 km (0.082 R)
• M6: 2,741,531 km (0.102 R)
• M7: 3,143,051 km (0.117 R)
• M8: 3,631,937 km (0.115 R)
• M9: 4,481,653 km (0.087 R)
• M10: 4,909,802 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.1

Radius: 10

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.96 AU - 1.02 AU

Year: 657 Days

Day: 13.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,428,218 km

• M1: 124,765 km (0.11 R)
• M2: 452,384 km (0.097 R)
• M3: 1,001,408 km (0.12 R)
• M4: 1,569,282 km (0.118 R)
• M5: 1,970,054 km (0.057 R)
• M6: 2,488,561 km (0.079 R)
• M7: 2,879,460 km (0.078 R)
• M8: 4,394,288 km (0.066 R)
• M9: 5,115,948 km (0.091 R)
• M10: 5,698,482 km (0.1 R)
• M11: 6,154,756 km (0.114 R)
• M12: 6,714,252 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83

Radius: 12.2

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.41 AU - 2.83 AU

Year: 2828 Days

Day: 6.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,428,218 km

• M1: 151,842 km (0.077 R)
• M2: 550,969 km (0.075 R)
• M3: 1,131,708 km (0.09 R)
• M4: 1,534,874 km (0.099 R)
• M5: 1,938,788 km (0.11 R)
• M6: 3,139,162 km (0.114 R)
• M7: 3,893,733 km (0.07 R)
• M8: 5,059,101 km (0.12 R)
• M9: 5,502,060 km (0.031 R)
• M10: 6,097,460 km (0.056 R)
• M11: 6,510,649 km (0.062 R)
• M12: 7,539,882 km (0.092 R)
• M13: 10,009,294 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.5

Radius: 13.2

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.74 AU - 5.02 AU

Year: 6113 Days

Day: 6.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,428,218 km

• M1: 164,258 km (0.073 R)
• M2: 2,211,655 km (0.086 R)
• M3: 3,058,828 km (0.066 R)
• M4: 3,962,548 km (0.039 R)
• M5: 5,036,960 km (0.106 R)
• M6: 6,572,582 km (0.066 R)
• M7: 7,037,832 km (0.046 R)
• M8: 8,401,267 km (0.105 R)
• M9: 9,567,981 km (0.09 R)
• M10: 10,742,324 km (0.047 R)
• M11: 11,491,660 km (0.108 R)
• M12: 14,302,753 km (0.065 R)
• M13: 16,091,196 km (0.059 R)
• M14: 17,072,707 km (0.08 R)
• M15: 19,155,259 km (0.103 R)
• M16: 19,591,188 km (0.091 R)
• M17: 20,033,848 km (0.108 R)
• M18: 25,528,577 km (0.11 R)
• M19: 27,778,679 km (0.026 R)
• M20: 29,768,331 km (0.1 R)
• M21: 34,030,224 km (0.039 R)
• M22: 35,101,794 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.6

Radius: 4.7

Gravity: 35.7 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.4 AU - 6.72 AU

Year: 11204 Days

Day: 22.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 52,428,218 km

• M1: 62,532 km (0.115 R)
• M2: 244,892 km (0.098 R)
• M3: 779,106 km (0.1 R)
• M4: 1,100,442 km (0.089 R)
• M5: 1,420,133 km (0.079 R)
• M6: 1,609,523 km (0.074 R)
• M7: 2,093,622 km (0.029 R)
• M8: 2,439,642 km (0.064 R)
• M9: 2,982,234 km (0.068 R)
• M10: 3,394,824 km (0.05 R)
• M11: 5,396,743 km (0.093 R)
• M12: 7,366,947 km (0.074 R)
• M13: 8,348,160 km (0.076 R)
• M14: 9,313,066 km (0.067 R)
• M15: 9,770,536 km (0.073 R)
• M16: 10,031,136 km (0.096 R)
• M17: 11,404,294 km (0.096 R)
• M18: 11,751,511 km (0.08 R)
• M19: 15,551,447 km (0.09 R)
• M20: 18,231,642 km (0.095 R)
• M21: 18,468,007 km (0.088 R)
• M22: 20,096,230 km (0.113 R)
• M23: 20,432,975 km (0.097 R)
• M24: 22,714,342 km (0.109 R)
• M25: 30,345,629 km (0.088 R)
• M26: 31,574,875 km (0.065 R)
• M27: 37,075,738 km (0.099 R)
• M28: 41,801,535 km (0.089 R)
• M29: 43,742,866 km (0.032 R)
• M30: 45,022,078 km (0.044 R)
• M31: 45,888,548 km (0.104 R)
• M32: 48,403,887 km (0.116 R)
• M33: 49,008,861 km (0.091 R)
• M34: 51,322,392 km (0.11 R)
• M35: 53,546,314 km (0.113 R)
• M36: 54,193,325 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461

Radius: 6.2

Gravity: 11.99 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.23 AU - 8.95 AU

Year: 13944 Days

Day: 23.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 118.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,428,218 km

• M1: 82,129 km (0.111 R)
• M2: 352,901 km (0.08 R)
• M3: 765,193 km (0.042 R)
• M4: 965,804 km (0.092 R)
• M5: 1,729,052 km (0.095 R)
• M6: 2,098,559 km (0.074 R)
• M7: 3,254,801 km (0.094 R)
• M8: 4,152,837 km (0.049 R)
• M9: 4,879,434 km (0.092 R)
• M10: 7,353,483 km (0.078 R)
• M11: 7,566,212 km (0.103 R)
• M12: 9,569,477 km (0.105 R)
• M13: 10,291,436 km (0.086 R)
• M14: 12,553,805 km (0.062 R)
• M15: 15,681,746 km (0.062 R)
• M16: 16,830,209 km (0.087 R)
• M17: 20,192,571 km (0.1 R)
• M18: 20,863,966 km (0.073 R)
• M19: 21,377,087 km (0.119 R)
• M20: 26,981,472 km (0.089 R)
• M21: 27,386,583 km (0.092 R)
• M22: 30,119,138 km (0.053 R)
• M23: 36,487,669 km (0.072 R)
• M24: 37,357,431 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 11,890 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit