🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993

Radius: 12

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.51 AU - 2.07 AU

Year: 1653 Days

Day: 14.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,179,417 km

• M1: 149,299 km (0.111 R)
• M2: 573,409 km (0.108 R)
• M3: 962,662 km (0.111 R)
• M4: 1,624,633 km (0.113 R)
• M5: 2,065,797 km (0.071 R)
• M6: 2,614,672 km (0.112 R)
• M7: 3,131,831 km (0.047 R)
• M8: 3,716,759 km (0.084 R)
• M9: 5,040,551 km (0.1 R)
• M10: 7,089,443 km (0.077 R)
• M11: 7,714,912 km (0.112 R)
• M12: 8,532,464 km (0.056 R)
• M13: 9,608,970 km (0.061 R)
• M14: 12,030,960 km (0.094 R)
• M15: 13,004,842 km (0.067 R)
• M16: 14,518,473 km (0.064 R)
• M17: 15,017,532 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.5

Radius: 13.5

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.93 AU - 3.23 AU

Year: 3731 Days

Day: 13.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,179,417 km

• M1: 167,849 km (0.094 R)
• M2: 628,610 km (0.053 R)
• M3: 1,061,696 km (0.106 R)
• M4: 1,635,853 km (0.073 R)
• M5: 2,340,159 km (0.04 R)
• M6: 2,780,725 km (0.107 R)
• M7: 3,333,938 km (0.063 R)
• M8: 4,336,094 km (0.117 R)
• M9: 5,290,828 km (0.056 R)
• M10: 5,916,895 km (0.042 R)
• M11: 7,285,267 km (0.078 R)
• M12: 8,131,841 km (0.118 R)
• M13: 8,930,095 km (0.032 R)
• M14: 9,542,998 km (0.09 R)
• M15: 10,938,896 km (0.102 R)
• M16: 11,596,378 km (0.098 R)
• M17: 12,990,481 km (0.065 R)
• M18: 14,966,519 km (0.092 R)
• M19: 15,777,339 km (0.085 R)
• M20: 16,846,366 km (0.12 R)
• M21: 20,278,889 km (0.045 R)
• M22: 21,407,007 km (0.096 R)
• M23: 21,952,141 km (0.07 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.5

Radius: 5.5

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.1 AU - 7.4 AU

Year: 12105 Days

Day: 15.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,179,417 km

• M1: 68,516 km (0.039 R)
• M2: 443,558 km (0.043 R)
• M3: 657,782 km (0.052 R)
• M4: 838,496 km (0.117 R)
• M5: 1,404,275 km (0.075 R)
• M6: 1,769,444 km (0.102 R)
• M7: 2,040,814 km (0.098 R)
• M8: 2,433,060 km (0.102 R)
• M9: 2,687,675 km (0.056 R)
• M10: 2,895,467 km (0.112 R)
• M11: 3,559,532 km (0.108 R)
• M12: 3,888,198 km (0.04 R)
• M13: 4,292,412 km (0.076 R)
• M14: 7,488,421 km (0.058 R)
• M15: 9,372,007 km (0.106 R)
• M16: 10,097,258 km (0.068 R)
• M17: 13,555,213 km (0.103 R)
• M18: 14,044,099 km (0.099 R)
• M19: 16,390,691 km (0.102 R)
• M20: 17,873,654 km (0.091 R)
• M21: 18,239,421 km (0.101 R)
• M22: 19,290,346 km (0.111 R)
• M23: 19,675,411 km (0.089 R)
• M24: 22,430,106 km (0.108 R)
• M25: 24,432,773 km (0.105 R)
• M26: 26,741,517 km (0.052 R)
• M27: 28,889,892 km (0.052 R)
• M28: 30,731,292 km (0.116 R)
• M29: 33,971,582 km (0.096 R)
• M30: 43,710,553 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.8

Radius: 4.5

Gravity: 38.26 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.54 AU - 9.02 AU

Year: 13558 Days

Day: 17.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,179,417 km

• M1: 64,626 km (0.108 R)
• M2: 250,128 km (0.111 R)
• M3: 509,231 km (0.077 R)
• M4: 1,441,375 km (0.089 R)
• M5: 1,824,496 km (0.09 R)
• M6: 2,907,734 km (0.051 R)
• M7: 4,268,626 km (0.113 R)
• M8: 4,915,636 km (0.114 R)
• M9: 6,281,166 km (0.038 R)
• M10: 6,731,605 km (0.095 R)
• M11: 6,900,651 km (0.079 R)
• M12: 7,559,629 km (0.082 R)
• M13: 8,551,613 km (0.103 R)
• M14: 8,850,210 km (0.068 R)
• M15: 9,734,333 km (0.101 R)
• M16: 10,114,910 km (0.084 R)
• M17: 10,732,750 km (0.057 R)
• M18: 11,981,892 km (0.086 R)
• M19: 12,292,906 km (0.107 R)
• M20: 15,929,331 km (0.096 R)
• M21: 19,961,442 km (0.1 R)
• M22: 21,932,693 km (0.119 R)
• M23: 23,348,787 km (0.081 R)
• M24: 31,117,105 km (0.11 R)
• M25: 40,167,327 km (0.043 R)
• M26: 41,994,516 km (0.059 R)
• M27: 42,856,200 km (0.088 R)
• M28: 44,615,022 km (0.074 R)
• M29: 45,211,768 km (0.072 R)
• M30: 52,793,388 km (0.102 R)
• M31: 59,364,025 km (0.069 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 10,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit