🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.8

Radius: 13.4

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.69 AU - 1.97 AU

Year: 1679 Days

Day: 5.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,482,259 km

• M1: 166,802 km (0.091 R)
• M2: 589,116 km (0.087 R)
• M3: 1,150,408 km (0.088 R)
• M4: 1,573,321 km (0.041 R)
• M5: 2,010,446 km (0.032 R)
• M6: 2,940,047 km (0.099 R)
• M7: 3,843,618 km (0.079 R)
• M8: 4,273,263 km (0.109 R)
• M9: 4,989,239 km (0.105 R)
• M10: 6,687,773 km (0.071 R)
• M11: 8,808,023 km (0.044 R)
• M12: 12,637,280 km (0.072 R)
• M13: 13,256,615 km (0.1 R)
• M14: 14,962,031 km (0.095 R)
• M15: 15,608,443 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 9.9

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.5 AU - 2.96 AU

Year: 3059 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,482,259 km

• M1: 123,269 km (0.056 R)
• M2: 541,095 km (0.095 R)
• M3: 1,558,959 km (0.108 R)
• M4: 2,227,213 km (0.103 R)
• M5: 3,276,044 km (0.078 R)
• M6: 3,611,143 km (0.038 R)
• M7: 7,151,377 km (0.108 R)
• M8: 9,216,276 km (0.12 R)
• M9: 10,745,166 km (0.111 R)
• M10: 11,569,899 km (0.068 R)
• M11: 15,150,225 km (0.075 R)
• M12: 15,539,778 km (0.093 R)
• M13: 17,217,369 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.9

Radius: 9.4

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.78 AU - 2.92 AU

Year: 3263 Days

Day: 12.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,482,259 km

• M1: 116,836 km (0.112 R)
• M2: 441,912 km (0.093 R)
• M3: 787,483 km (0.119 R)
• M4: 1,195,287 km (0.113 R)
• M5: 1,557,763 km (0.076 R)
• M6: 2,240,976 km (0.072 R)
• M7: 2,635,466 km (0.082 R)
• M8: 3,604,710 km (0.118 R)
• M9: 3,954,620 km (0.066 R)
• M10: 4,675,382 km (0.118 R)
• M11: 5,375,500 km (0.087 R)
• M12: 5,750,991 km (0.036 R)
• M13: 7,496,948 km (0.103 R)
• M14: 8,349,057 km (0.111 R)
• M15: 9,151,051 km (0.087 R)
• M16: 10,285,602 km (0.078 R)
• M17: 10,908,078 km (0.084 R)
• M18: 12,319,684 km (0.119 R)
• M19: 12,831,907 km (0.083 R)
• M20: 14,200,129 km (0.101 R)
• M21: 16,881,222 km (0.103 R)
• M22: 18,642,438 km (0.096 R)
• M23: 19,630,233 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 14.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.86 AU - 5.34 AU

Year: 6692 Days

Day: 12.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,482,259 km

• M1: 214,374 km (0.118 R)
• M2: 1,774,231 km (0.052 R)
• M3: 2,478,986 km (0.076 R)
• M4: 3,488,024 km (0.082 R)
• M5: 4,310,962 km (0.111 R)
• M6: 5,178,330 km (0.084 R)
• M7: 5,977,781 km (0.055 R)
• M8: 7,057,728 km (0.079 R)
• M9: 8,264,235 km (0.082 R)
• M10: 12,120,868 km (0.113 R)
• M11: 14,223,167 km (0.101 R)
• M12: 15,908,537 km (0.039 R)
• M13: 16,379,620 km (0.095 R)
• M14: 17,411,846 km (0.103 R)
• M15: 28,308,255 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16

Radius: 3.4

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.43 AU - 7.79 AU

Year: 12859 Days

Day: 17 Hours

Environment

Temp: -235 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,482,259 km

• M1: 42,336 km (0.118 R)
• M2: 336,296 km (0.057 R)
• M3: 452,982 km (0.056 R)
• M4: 2,804,810 km (0.11 R)
• M5: 3,930,983 km (0.111 R)
• M6: 5,949,208 km (0.117 R)
• M7: 6,099,105 km (0.115 R)
• M8: 7,164,092 km (0.076 R)
• M9: 7,362,459 km (0.119 R)
• M10: 8,694,030 km (0.044 R)
• M11: 10,071,976 km (0.059 R)
• M12: 10,831,035 km (0.106 R)
• M13: 11,472,960 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.1

Radius: 7.8

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.73 AU - 9.63 AU

Year: 18865 Days

Day: 23.4 Hours

Environment

Temp: -244 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,482,259 km

• M1: 104,120 km (0.049 R)
• M2: 574,605 km (0.107 R)
• M3: 3,221,590 km (0.09 R)
• M4: 4,679,272 km (0.111 R)
• M5: 4,923,116 km (0.044 R)
• M6: 5,239,815 km (0.103 R)
• M7: 5,603,787 km (0.103 R)
• M8: 10,799,769 km (0.098 R)
• M9: 11,777,092 km (0.058 R)
• M10: 14,031,981 km (0.096 R)
• M11: 14,541,063 km (0.096 R)
• M12: 21,228,087 km (0.08 R)
• M13: 26,511,585 km (0.042 R)
• M14: 26,898,595 km (0.116 R)
• M15: 29,818,147 km (0.078 R)
• M16: 30,131,704 km (0.114 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 16,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit