🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.59 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.2

Radius: 9.8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.82 AU - 3.52 AU

Year: 3764 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,886,027 km

• M1: 121,922 km (0.091 R)
• M2: 453,282 km (0.113 R)
• M3: 938,876 km (0.093 R)
• M4: 1,252,284 km (0.081 R)
• M5: 1,608,327 km (0.11 R)
• M6: 2,135,061 km (0.116 R)
• M7: 3,419,957 km (0.103 R)
• M8: 3,753,411 km (0.119 R)
• M9: 4,663,714 km (0.1 R)
• M10: 5,246,397 km (0.051 R)
• M11: 5,876,952 km (0.086 R)
• M12: 6,431,960 km (0.113 R)
• M13: 7,048,004 km (0.075 R)
• M14: 7,397,764 km (0.076 R)
• M15: 7,844,314 km (0.079 R)
• M16: 8,914,836 km (0.065 R)
• M17: 10,080,054 km (0.098 R)
• M18: 11,234,650 km (0.114 R)
• M19: 13,638,987 km (0.112 R)

Asteroid Belt

Center: 3.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.5

Radius: 10.6

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.96 AU - 4.3 AU

Year: 5597 Days

Day: 8 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,886,027 km

• M1: 131,945 km (0.098 R)
• M2: 481,705 km (0.082 R)
• M3: 1,002,007 km (0.099 R)
• M4: 1,810,733 km (0.034 R)
• M5: 2,274,486 km (0.072 R)
• M6: 2,632,773 km (0.093 R)
• M7: 3,824,918 km (0.085 R)
• M8: 5,258,664 km (0.072 R)
• M9: 5,767,148 km (0.055 R)
• M10: 7,752,461 km (0.1 R)
• M11: 8,612,948 km (0.102 R)
• M12: 9,622,883 km (0.074 R)
• M13: 10,111,470 km (0.116 R)
• M14: 13,507,790 km (0.11 R)
• M15: 14,177,390 km (0.08 R)
• M16: 14,752,145 km (0.04 R)
• M17: 16,071,449 km (0.093 R)
• M18: 16,507,227 km (0.045 R)
• M19: 17,928,557 km (0.042 R)
• M20: 18,737,433 km (0.085 R)
• M21: 20,719,155 km (0.12 R)
• M22: 22,217,677 km (0.044 R)
• M23: 23,150,719 km (0.068 R)
• M24: 24,435,167 km (0.096 R)
• M25: 25,429,394 km (0.04 R)
• M26: 26,883,485 km (0.063 R)
• M27: 29,676,777 km (0.091 R)
• M28: 34,067,624 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.8

Radius: 11.4

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.43 AU - 4.71 AU

Year: 6515 Days

Day: 5 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,886,027 km

• M1: 141,819 km (0.048 R)
• M2: 961,017 km (0.118 R)
• M3: 2,261,321 km (0.08 R)
• M4: 3,073,787 km (0.109 R)
• M5: 4,543,886 km (0.076 R)
• M6: 5,149,608 km (0.12 R)
• M7: 9,752,884 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.6

Radius: 14.2

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.63 AU - 5.19 AU

Year: 7255 Days

Day: 8.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,886,027 km

• M1: 176,525 km (0.119 R)
• M2: 794,065 km (0.115 R)
• M3: 1,395,449 km (0.106 R)
• M4: 2,267,904 km (0.068 R)
• M5: 3,166,089 km (0.092 R)
• M6: 3,624,756 km (0.115 R)
• M7: 4,855,049 km (0.106 R)
• M8: 6,597,864 km (0.103 R)
• M9: 7,319,225 km (0.03 R)
• M10: 11,190,669 km (0.12 R)
• M11: 15,397,211 km (0.111 R)
• M12: 16,314,845 km (0.111 R)
• M13: 17,574,159 km (0.062 R)
• M14: 19,287,354 km (0.063 R)
• M15: 22,242,062 km (0.099 R)
• M16: 22,970,155 km (0.096 R)
• M17: 25,093,996 km (0.07 R)
• M18: 25,883,274 km (0.087 R)
• M19: 27,511,497 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.2

Radius: 8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.33 AU - 9.49 AU

Year: 16264 Days

Day: 20.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,886,027 km

• M1: 111,151 km (0.03 R)
• M2: 791,373 km (0.119 R)
• M3: 2,584,602 km (0.084 R)
• M4: 2,966,825 km (0.057 R)
• M5: 3,745,033 km (0.101 R)
• M6: 8,814,307 km (0.041 R)
• M7: 9,448,452 km (0.104 R)
• M8: 10,505,959 km (0.084 R)
• M9: 13,374,199 km (0.085 R)
• M10: 16,794,605 km (0.107 R)
• M11: 21,472,979 km (0.118 R)
• M12: 21,959,322 km (0.105 R)
• M13: 24,414,223 km (0.038 R)
• M14: 25,935,334 km (0.097 R)
• M15: 31,288,694 km (0.109 R)
• M16: 35,840,957 km (0.081 R)
• M17: 41,687,541 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.4

Radius: 3.2

Gravity: 79.63 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.63 AU - 10.89 AU

Year: 23537 Days

Day: 19 Hours

Environment

Temp: -227 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,886,027 km

• M1: 42,037 km (0.108 R)
• M2: 473,477 km (0.109 R)
• M3: 617,989 km (0.086 R)
• M4: 970,591 km (0.073 R)
• M5: 1,426,864 km (0.116 R)
• M6: 1,908,270 km (0.052 R)
• M7: 2,690,518 km (0.106 R)
• M8: 3,602,317 km (0.084 R)
• M9: 4,372,895 km (0.108 R)
• M10: 4,664,910 km (0.089 R)
• M11: 5,048,031 km (0.094 R)
• M12: 6,097,160 km (0.102 R)
• M13: 6,648,877 km (0.112 R)
• M14: 7,283,322 km (0.119 R)
• M15: 7,537,788 km (0.11 R)
• M16: 9,249,337 km (0.114 R)
• M17: 9,608,073 km (0.104 R)
• M18: 10,805,454 km (0.107 R)
• M19: 12,169,488 km (0.078 R)
• M20: 14,504,112 km (0.104 R)
• M21: 17,569,821 km (0.108 R)
• M22: 18,775,281 km (0.034 R)
• M23: 19,061,013 km (0.119 R)
• M24: 21,246,189 km (0.118 R)
• M25: 21,452,634 km (0.112 R)
• M26: 21,869,862 km (0.114 R)
• M27: 24,148,836 km (0.056 R)
• M28: 24,600,173 km (0.05 R)
• M29: 28,165,838 km (0.062 R)
• M30: 28,415,218 km (0.11 R)
• M31: 29,426,948 km (0.093 R)
• M32: 29,812,462 km (0.094 R)
• M33: 31,121,892 km (0.05 R)
• M34: 35,424,177 km (0.102 R)
• M35: 61,267,509 km (0.068 R)
• M36: 76,828,679 km (0.07 R)
• M37: 78,540,528 km (0.127 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 10,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit