🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.82 AU - 0.88 AU

Year: 337 Days

Day: 30.5 Hours

Environment

Temp: -34 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.05 AU - 1.67 AU

Year: 683 Days

Day: 42.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.4

Radius: 10.4

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.73 AU - 3.19 AU

Year: 2192 Days

Day: 11.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 167.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,778,174 km

• M1: 129,402 km (0.11 R)
• M2: 491,279 km (0.12 R)
• M3: 996,322 km (0.085 R)
• M4: 1,380,938 km (0.065 R)
• M5: 1,780,514 km (0.058 R)
• M6: 2,269,699 km (0.066 R)
• M7: 3,273,800 km (0.09 R)
• M8: 4,591,308 km (0.117 R)
• M9: 5,246,846 km (0.092 R)
• M10: 6,562,559 km (0.107 R)
• M11: 9,732,239 km (0.068 R)
• M12: 10,107,281 km (0.119 R)
• M13: 10,456,442 km (0.092 R)
• M14: 11,290,450 km (0.118 R)
• M15: 13,297,456 km (0.027 R)
• M16: 13,632,555 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 10.5

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.67 AU - 4.91 AU

Year: 4513 Days

Day: 7.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 24,778,174 km

• M1: 131,197 km (0.12 R)
• M2: 547,079 km (0.073 R)
• M3: 1,117,945 km (0.109 R)
• M4: 1,565,542 km (0.061 R)
• M5: 2,073,277 km (0.053 R)
• M6: 2,454,751 km (0.09 R)
• M7: 2,919,402 km (0.106 R)
• M8: 3,545,769 km (0.093 R)
• M9: 4,331,158 km (0.11 R)
• M10: 5,620,542 km (0.059 R)
• M11: 6,432,260 km (0.086 R)
• M12: 6,784,563 km (0.113 R)
• M13: 7,423,794 km (0.034 R)
• M14: 10,259,123 km (0.119 R)
• M15: 10,741,277 km (0.076 R)
• M16: 13,643,027 km (0.095 R)
• M17: 15,217,395 km (0.075 R)
• M18: 17,459,268 km (0.074 R)
• M19: 19,845,504 km (0.044 R)
• M20: 20,388,694 km (0.07 R)
• M21: 22,441,326 km (0.12 R)
• M22: 23,031,041 km (0.079 R)
• M23: 27,619,806 km (0.055 R)
• M24: 28,126,793 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.5

Radius: 10.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.4 AU - 5.22 AU

Year: 4541 Days

Day: 13.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,778,174 km

• M1: 129,402 km (0.085 R)
• M2: 686,804 km (0.047 R)
• M3: 1,254,229 km (0.091 R)
• M4: 1,985,014 km (0.068 R)
• M5: 2,513,843 km (0.108 R)
• M6: 3,596,632 km (0.097 R)
• M7: 5,186,558 km (0.08 R)
• M8: 6,508,106 km (0.06 R)
• M9: 6,833,332 km (0.105 R)
• M10: 7,581,171 km (0.079 R)
• M11: 9,350,316 km (0.049 R)
• M12: 15,232,205 km (0.085 R)
• M13: 17,678,280 km (0.099 R)
• M14: 18,489,998 km (0.112 R)
• M15: 21,592,358 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.6

Radius: 9.9

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.41 AU - 5.85 AU

Year: 5001 Days

Day: 9.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,778,174 km

• M1: 123,119 km (0.081 R)
• M2: 520,152 km (0.114 R)
• M3: 974,630 km (0.053 R)
• M4: 1,520,962 km (0.093 R)
• M5: 2,177,995 km (0.098 R)
• M6: 2,526,259 km (0.097 R)
• M7: 4,288,971 km (0.074 R)
• M8: 5,438,930 km (0.115 R)
• M9: 8,831,959 km (0.1 R)
• M10: 10,314,324 km (0.034 R)
• M11: 11,093,729 km (0.119 R)
• M12: 11,562,719 km (0.073 R)
• M13: 13,049,123 km (0.051 R)
• M14: 14,407,023 km (0.111 R)
• M15: 15,803,369 km (0.113 R)
• M16: 16,838,736 km (0.115 R)
• M17: 17,860,639 km (0.107 R)
• M18: 22,567,437 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.9

Radius: 14.4

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.02 AU - 8.1 AU

Year: 7232 Days

Day: 11.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,778,174 km

• M1: 212,728 km (0.116 R)
• M2: 836,701 km (0.078 R)
• M3: 1,336,358 km (0.077 R)
• M4: 3,037,884 km (0.086 R)
• M5: 3,618,025 km (0.103 R)
• M6: 4,686,901 km (0.084 R)
• M7: 5,817,712 km (0.094 R)
• M8: 6,749,258 km (0.116 R)
• M9: 8,946,252 km (0.117 R)
• M10: 10,639,999 km (0.1 R)
• M11: 11,942,697 km (0.098 R)
• M12: 14,759,027 km (0.112 R)
• M13: 17,345,873 km (0.088 R)
• M14: 19,711,315 km (0.05 R)
• M15: 23,473,551 km (0.054 R)
• M16: 24,192,519 km (0.081 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: 382 - 17,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit