🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.53 AU - 0.71 AU

Year: 172 Days

Day: 29.9 Hours

Environment

Temp: 163 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.6 AU - 2.4 AU

Year: 999 Days

Day: 14.7 Hours

Environment

Temp: -53 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178

Radius: 14.3

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.77 AU - 7.55 AU

Year: 6765 Days

Day: 13.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 110,786,780 km

• M1: 178,021 km (0.059 R)
• M2: 680,521 km (0.074 R)
• M3: 1,215,632 km (0.05 R)
• M4: 2,653,417 km (0.051 R)
• M5: 4,264,138 km (0.112 R)
• M6: 5,435,639 km (0.092 R)
• M7: 6,310,337 km (0.108 R)
• M8: 7,896,374 km (0.053 R)
• M9: 8,445,099 km (0.087 R)
• M10: 11,279,380 km (0.075 R)
• M11: 12,426,946 km (0.065 R)
• M12: 13,409,504 km (0.059 R)
• M13: 13,944,616 km (0.116 R)
• M14: 14,493,939 km (0.086 R)
• M15: 15,213,804 km (0.113 R)
• M16: 15,903,600 km (0.045 R)
• M17: 17,460,315 km (0.1 R)
• M18: 22,945,621 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.2

Radius: 11.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.86 AU - 9.86 AU

Year: 9312 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 110,786,780 km

• M1: 146,905 km (0.086 R)
• M2: 604,076 km (0.118 R)
• M3: 1,092,364 km (0.104 R)
• M4: 2,651,024 km (0.058 R)
• M5: 3,681,753 km (0.106 R)
• M6: 4,667,603 km (0.032 R)
• M7: 6,059,761 km (0.041 R)
• M8: 8,467,987 km (0.104 R)
• M9: 8,864,272 km (0.057 R)
• M10: 9,552,123 km (0.115 R)
• M11: 10,030,238 km (0.046 R)
• M12: 10,675,753 km (0.069 R)
• M13: 11,776,793 km (0.083 R)
• M14: 12,952,034 km (0.101 R)
• M15: 15,469,467 km (0.054 R)
• M16: 20,810,410 km (0.096 R)
• M17: 23,979,940 km (0.114 R)
• M18: 24,597,181 km (0.114 R)
• M19: 25,771,225 km (0.096 R)
• M20: 29,117,879 km (0.026 R)
• M21: 32,529,010 km (0.101 R)
• M22: 34,945,763 km (0.073 R)
• M23: 37,953,429 km (0.113 R)
• M24: 39,154,849 km (0.103 R)
• M25: 40,629,734 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.9

Radius: 6.8

Gravity: 18.9 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 14.93 AU - 24.67 AU

Year: 31110 Days

Day: 21.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 110,786,780 km

• M1: 84,523 km (0.094 R)
• M2: 638,035 km (0.09 R)
• M3: 880,383 km (0.114 R)
• M4: 1,109,717 km (0.081 R)
• M5: 2,869,138 km (0.098 R)
• M6: 3,164,145 km (0.094 R)
• M7: 3,849,752 km (0.051 R)
• M8: 4,551,814 km (0.082 R)
• M9: 5,646,572 km (0.072 R)
• M10: 6,111,223 km (0.085 R)
• M11: 6,451,259 km (0.107 R)
• M12: 6,804,010 km (0.106 R)
• M13: 8,886,114 km (0.099 R)
• M14: 9,514,574 km (0.115 R)
• M15: 9,971,895 km (0.117 R)
• M16: 10,859,908 km (0.068 R)
• M17: 12,404,057 km (0.089 R)
• M18: 14,172,902 km (0.112 R)
• M19: 15,293,690 km (0.111 R)
• M20: 15,921,103 km (0.076 R)
• M21: 21,020,446 km (0.108 R)
• M22: 25,960,616 km (0.067 R)
• M23: 34,586,729 km (0.088 R)
• M24: 34,892,955 km (0.111 R)
• M25: 48,872,278 km (0.07 R)
• M26: 50,820,940 km (0.072 R)
• M27: 51,614,706 km (0.108 R)
• M28: 54,251,518 km (0.077 R)
• M29: 58,481,548 km (0.078 R)
• M30: 62,245,580 km (0.062 R)
• M31: 65,464,178 km (0.084 R)
• M32: 72,731,194 km (0.097 R)
• M33: 76,558,506 km (0.05 R)
• M34: 82,138,955 km (0.083 R)
• M35: 83,781,839 km (0.09 R)
• M36: 109,463,604 km (0.093 R)
• M37: 110,454,989 km (0.085 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 12,890 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit