🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.3

Radius: 10.6

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.09 AU - 1.47 AU

Year: 982 Days

Day: 8.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,876,270 km

• M1: 131,796 km (0.056 R)
• M2: 487,539 km (0.1 R)
• M3: 1,133,353 km (0.099 R)
• M4: 1,483,712 km (0.083 R)
• M5: 2,334,325 km (0.117 R)
• M6: 3,003,028 km (0.058 R)
• M7: 3,397,218 km (0.106 R)
• M8: 3,903,308 km (0.085 R)
• M9: 4,323,827 km (0.118 R)
• M10: 5,180,125 km (0.112 R)
• M11: 6,626,438 km (0.104 R)
• M12: 7,540,780 km (0.075 R)
• M13: 8,118,228 km (0.047 R)
• M14: 9,561,249 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.4

Radius: 10.3

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.06 AU - 1.68 AU

Year: 1088 Days

Day: 11.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,876,270 km

• M1: 128,056 km (0.115 R)
• M2: 650,003 km (0.048 R)
• M3: 1,013,077 km (0.063 R)
• M4: 1,375,104 km (0.077 R)
• M5: 2,187,420 km (0.09 R)
• M6: 2,804,960 km (0.062 R)
• M7: 3,209,772 km (0.104 R)
• M8: 3,549,808 km (0.048 R)
• M9: 4,072,952 km (0.118 R)
• M10: 4,404,311 km (0.043 R)
• M11: 4,771,723 km (0.027 R)
• M12: 5,729,748 km (0.114 R)
• M13: 7,019,431 km (0.09 R)
• M14: 7,449,076 km (0.054 R)
• M15: 8,600,382 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.2

Radius: 13.3

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.49 AU - 1.75 AU

Year: 1399 Days

Day: 12.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,876,270 km

• M1: 178,321 km (0.074 R)
• M2: 700,118 km (0.098 R)
• M3: 1,243,757 km (0.101 R)
• M4: 1,687,464 km (0.089 R)
• M5: 3,685,194 km (0.096 R)
• M6: 5,252,082 km (0.088 R)
• M7: 5,844,490 km (0.08 R)
• M8: 6,877,014 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.5

Radius: 10.8

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.97 AU - 3.79 AU

Year: 4215 Days

Day: 14.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,876,270 km

• M1: 134,339 km (0.044 R)
• M2: 490,083 km (0.045 R)
• M3: 973,134 km (0.115 R)
• M4: 1,374,804 km (0.112 R)
• M5: 2,134,762 km (0.039 R)
• M6: 3,302,672 km (0.042 R)
• M7: 4,036,749 km (0.091 R)
• M8: 7,322,965 km (0.079 R)
• M9: 8,860,981 km (0.107 R)
• M10: 10,715,247 km (0.101 R)
• M11: 11,872,835 km (0.053 R)
• M12: 13,499,861 km (0.088 R)
• M13: 16,089,101 km (0.117 R)
• M14: 17,191,339 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.8

Radius: 9.9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.26 AU - 3.62 AU

Year: 4327 Days

Day: 5.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,876,270 km

• M1: 123,119 km (0.105 R)
• M2: 471,233 km (0.031 R)
• M3: 825,481 km (0.099 R)
• M4: 1,646,624 km (0.081 R)
• M5: 1,982,770 km (0.11 R)
• M6: 2,365,142 km (0.066 R)
• M7: 2,990,013 km (0.096 R)
• M8: 3,626,402 km (0.085 R)
• M9: 4,181,709 km (0.049 R)
• M10: 4,545,980 km (0.115 R)
• M11: 5,977,931 km (0.083 R)
• M12: 7,912,680 km (0.07 R)
• M13: 8,813,110 km (0.106 R)
• M14: 9,743,459 km (0.109 R)
• M15: 11,178,402 km (0.105 R)
• M16: 11,506,470 km (0.063 R)
• M17: 13,335,005 km (0.101 R)
• M18: 13,891,209 km (0.093 R)
• M19: 15,653,024 km (0.079 R)
• M20: 16,376,928 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.7

Radius: 7.7

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.06 AU - 12.12 AU

Year: 21738 Days

Day: 22.8 Hours

Environment

Temp: -245 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,876,270 km

• M1: 95,743 km (0.11 R)
• M2: 360,082 km (0.078 R)
• M3: 617,989 km (0.104 R)
• M4: 1,207,554 km (0.118 R)
• M5: 1,580,502 km (0.039 R)
• M6: 2,490,805 km (0.096 R)
• M7: 3,595,734 km (0.054 R)
• M8: 5,799,610 km (0.06 R)
• M9: 6,863,999 km (0.104 R)
• M10: 7,183,989 km (0.103 R)
• M11: 8,103,268 km (0.112 R)
• M12: 9,654,299 km (0.053 R)
• M13: 10,173,553 km (0.063 R)
• M14: 12,105,161 km (0.073 R)
• M15: 16,596,687 km (0.103 R)
• M16: 17,007,782 km (0.101 R)
• M17: 24,228,123 km (0.107 R)
• M18: 32,868,747 km (0.088 R)
• M19: 41,374,134 km (0.109 R)
• M20: 41,978,210 km (0.097 R)
• M21: 42,282,492 km (0.04 R)
• M22: 46,048,917 km (0.044 R)
• M23: 51,933,649 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 16,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit