🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.5 AU - 0.72 AU

Year: 308 Days

Day: 37.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,039,461 km

• M1: 243,545 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.5 AU - 0.74 AU

Year: 315 Days

Day: 29.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.6

Radius: 13.8

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.72 AU - 0.88 AU

Year: 462 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,039,461 km

• M1: 173,683 km (0.102 R)
• M2: 754,123 km (0.039 R)
• M3: 1,242,710 km (0.1 R)
• M4: 1,862,194 km (0.046 R)
• M5: 2,469,711 km (0.099 R)
• M6: 3,150,980 km (0.066 R)
• M7: 4,308,119 km (0.055 R)
• M8: 5,398,090 km (0.089 R)
• M9: 6,078,909 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.6

Radius: 11.2

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.4 AU - 1.56 AU

Year: 1163 Days

Day: 14.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,039,461 km

• M1: 139,276 km (0.075 R)
• M2: 539,600 km (0.098 R)
• M3: 1,318,705 km (0.114 R)
• M4: 2,156,453 km (0.082 R)
• M5: 2,978,344 km (0.104 R)
• M6: 3,622,363 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.9

Radius: 12.4

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.78 AU - 3.18 AU

Year: 3322 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,039,461 km

• M1: 169,195 km (0.031 R)
• M2: 694,882 km (0.1 R)
• M3: 1,945,820 km (0.103 R)
• M4: 2,670,771 km (0.032 R)
• M5: 3,756,851 km (0.115 R)
• M6: 4,518,604 km (0.095 R)
• M7: 6,968,718 km (0.112 R)
• M8: 11,906,644 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.6

Radius: 11.7

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.82 AU - 3.14 AU

Year: 3322 Days

Day: 13.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,039,461 km

• M1: 146,157 km (0.06 R)
• M2: 536,608 km (0.084 R)
• M3: 1,141,282 km (0.087 R)
• M4: 1,535,622 km (0.118 R)
• M5: 1,969,306 km (0.115 R)
• M6: 2,792,543 km (0.079 R)
• M7: 3,565,815 km (0.119 R)
• M8: 4,024,931 km (0.026 R)
• M9: 4,570,813 km (0.112 R)
• M10: 4,961,713 km (0.119 R)
• M11: 5,563,096 km (0.101 R)
• M12: 6,480,281 km (0.097 R)
• M13: 10,163,829 km (0.056 R)
• M14: 11,091,934 km (0.07 R)
• M15: 11,801,776 km (0.095 R)
• M16: 12,874,991 km (0.062 R)
• M17: 16,485,386 km (0.079 R)
• M18: 19,173,809 km (0.089 R)
• M19: 19,553,040 km (0.09 R)
• M20: 19,937,357 km (0.109 R)
• M21: 20,721,100 km (0.086 R)
• M22: 22,141,981 km (0.092 R)
• M23: 23,482,527 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.4

Radius: 8.4

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.32 AU - 5.5 AU

Year: 8125 Days

Day: 9.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 27,039,461 km

• M1: 104,419 km (0.082 R)
• M2: 375,790 km (0.098 R)
• M3: 768,484 km (0.092 R)
• M4: 1,305,092 km (0.111 R)
• M5: 1,568,833 km (0.116 R)
• M6: 1,853,368 km (0.102 R)
• M7: 2,138,950 km (0.108 R)
• M8: 2,472,554 km (0.108 R)
• M9: 2,902,199 km (0.118 R)
• M10: 3,245,227 km (0.108 R)
• M11: 3,615,332 km (0.06 R)
• M12: 3,961,950 km (0.053 R)
• M13: 4,780,250 km (0.09 R)
• M14: 5,260,460 km (0.086 R)
• M15: 6,711,559 km (0.054 R)
• M16: 11,447,977 km (0.111 R)
• M17: 11,980,396 km (0.095 R)
• M18: 12,307,866 km (0.049 R)
• M19: 13,037,604 km (0.092 R)
• M20: 13,677,285 km (0.094 R)
• M21: 14,956,646 km (0.09 R)
• M22: 16,514,259 km (0.118 R)
• M23: 19,721,188 km (0.097 R)
• M24: 23,746,119 km (0.117 R)
• M25: 26,223,460 km (0.101 R)
• M26: 28,383,354 km (0.092 R)
• M27: 32,840,772 km (0.063 R)
• M28: 36,247,414 km (0.088 R)
• M29: 37,048,062 km (0.081 R)
• M30: 37,627,156 km (0.092 R)
• M31: 41,228,874 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.4

Radius: 3.1

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.06 AU - 11.1 AU

Year: 17666 Days

Day: 18.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,039,461 km

• M1: 39,344 km (0.106 R)
• M2: 486,193 km (0.103 R)
• M3: 1,591,422 km (0.111 R)
• M4: 2,683,935 km (0.072 R)
• M5: 16,974,122 km (0.065 R)
• M6: 20,052,099 km (0.106 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 18,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit