🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.52 AU - 0.62 AU

Year: 166 Days

Day: 43.3 Hours

Environment

Temp: 157 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,156,410 km

• M1: 134,040 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.51 AU - 0.75 AU

Year: 193 Days

Day: 33.7 Hours

Environment

Temp: 99 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.58 AU - 0.94 AU

Year: 255 Days

Day: 15.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.7

Radius: 14.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.15 AU - 5.25 AU

Year: 4565 Days

Day: 8.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,156,410 km

• M1: 179,368 km (0.047 R)
• M2: 817,702 km (0.11 R)
• M3: 1,313,469 km (0.097 R)
• M4: 1,846,187 km (0.037 R)
• M5: 2,872,279 km (0.037 R)
• M6: 3,944,447 km (0.115 R)
• M7: 4,912,944 km (0.059 R)
• M8: 5,929,760 km (0.05 R)
• M9: 7,787,916 km (0.107 R)
• M10: 9,396,242 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.3

Radius: 11

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.82 AU - 8.42 AU

Year: 8098 Days

Day: 12.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,156,410 km

• M1: 136,882 km (0.109 R)
• M2: 558,748 km (0.075 R)
• M3: 1,576,762 km (0.096 R)
• M4: 2,142,391 km (0.065 R)
• M5: 2,547,203 km (0.1 R)
• M6: 3,457,356 km (0.111 R)
• M7: 4,418,224 km (0.09 R)
• M8: 4,844,428 km (0.106 R)
• M9: 7,910,436 km (0.074 R)
• M10: 8,405,755 km (0.087 R)
• M11: 8,851,706 km (0.057 R)
• M12: 11,282,073 km (0.057 R)
• M13: 12,298,591 km (0.084 R)
• M14: 14,367,529 km (0.113 R)
• M15: 18,544,002 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.3

Radius: 12.9

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.48 AU - 12.9 AU

Year: 13457 Days

Day: 5.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,156,410 km

• M1: 160,668 km (0.075 R)
• M2: 674,537 km (0.116 R)
• M3: 1,147,565 km (0.118 R)
• M4: 1,598,154 km (0.037 R)
• M5: 2,092,126 km (0.116 R)
• M6: 2,616,317 km (0.062 R)
• M7: 3,207,229 km (0.08 R)
• M8: 3,956,714 km (0.067 R)
• M9: 5,652,406 km (0.119 R)
• M10: 7,060,421 km (0.113 R)
• M11: 8,018,446 km (0.099 R)
• M12: 8,936,528 km (0.068 R)
• M13: 10,237,880 km (0.083 R)
• M14: 11,464,882 km (0.057 R)
• M15: 12,113,987 km (0.114 R)
• M16: 13,214,279 km (0.114 R)
• M17: 15,017,681 km (0.054 R)
• M18: 18,969,758 km (0.069 R)
• M19: 20,597,233 km (0.081 R)
• M20: 21,258,755 km (0.047 R)
• M21: 23,171,065 km (0.105 R)
• M22: 28,045,113 km (0.1 R)
• M23: 31,974,151 km (0.082 R)
• M24: 33,562,881 km (0.027 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.3

Radius: 7.1

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 10.68 AU - 15.54 AU

Year: 18276 Days

Day: 18.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,156,410 km

• M1: 88,263 km (0.113 R)
• M2: 317,297 km (0.083 R)
• M3: 559,795 km (0.096 R)
• M4: 2,026,902 km (0.109 R)
• M5: 2,350,482 km (0.115 R)
• M6: 2,752,601 km (0.076 R)
• M7: 3,376,274 km (0.048 R)
• M8: 3,612,938 km (0.111 R)
• M9: 3,888,946 km (0.088 R)
• M10: 4,268,626 km (0.104 R)
• M11: 5,703,568 km (0.053 R)
• M12: 6,040,463 km (0.102 R)
• M13: 7,390,434 km (0.112 R)
• M14: 10,286,050 km (0.091 R)
• M15: 11,893,330 km (0.066 R)
• M16: 12,505,933 km (0.066 R)
• M17: 13,333,509 km (0.107 R)
• M18: 15,670,078 km (0.118 R)
• M19: 18,106,129 km (0.102 R)
• M20: 18,427,466 km (0.093 R)
• M21: 18,752,542 km (0.082 R)
• M22: 19,081,358 km (0.111 R)
• M23: 20,959,410 km (0.115 R)
• M24: 21,313,657 km (0.105 R)
• M25: 29,155,279 km (0.074 R)
• M26: 32,932,176 km (0.052 R)
• M27: 35,123,785 km (0.113 R)
• M28: 37,281,136 km (0.115 R)
• M29: 43,415,396 km (0.111 R)
• M30: 45,157,912 km (0.072 R)
• M31: 51,784,949 km (0.108 R)
• M32: 52,432,558 km (0.105 R)
• M33: 57,117,514 km (0.113 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: 429 - 19,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit