🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.56 AU - 0.72 AU

Year: 157 Days

Day: 45.7 Hours

Environment

Temp: 251 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,820,460 km

• M1: 294,259 km (0.074 R)

Asteroid Belt

Center: 1.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.6 AU - 1.8 AU

Year: 682 Days

Day: 26.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.63 AU - 2.71 AU

Year: 983 Days

Day: 20.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,820,460 km

• M1: 460,313 km (0.055 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.7

Radius: 14.9

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.32 AU - 10.74 AU

Year: 8347 Days

Day: 14.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,820,460 km

• M1: 191,784 km (0.064 R)
• M2: 655,987 km (0.047 R)
• M3: 1,724,415 km (0.12 R)
• M4: 2,374,717 km (0.095 R)
• M5: 2,890,979 km (0.108 R)
• M6: 4,365,415 km (0.073 R)
• M7: 5,617,400 km (0.035 R)
• M8: 6,609,234 km (0.063 R)
• M9: 9,256,817 km (0.115 R)
• M10: 10,336,016 km (0.085 R)
• M11: 10,906,283 km (0.102 R)
• M12: 12,744,392 km (0.077 R)
• M13: 17,027,978 km (0.055 R)
• M14: 18,904,683 km (0.096 R)
• M15: 23,739,237 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.4

Radius: 14.7

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.57 AU - 9.95 AU

Year: 9379 Days

Day: 9.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,820,460 km

• M1: 185,202 km (0.112 R)
• M2: 982,708 km (0.088 R)
• M3: 1,649,466 km (0.117 R)
• M4: 2,165,280 km (0.119 R)
• M5: 5,339,746 km (0.079 R)
• M6: 7,500,538 km (0.09 R)
• M7: 8,832,258 km (0.068 R)
• M8: 9,593,861 km (0.094 R)
• M9: 10,275,429 km (0.118 R)
• M10: 14,488,105 km (0.108 R)
• M11: 20,838,983 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 14.8

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 11.5 AU - 11.8 AU

Year: 12231 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,820,460 km

• M1: 190,139 km (0.053 R)
• M2: 661,821 km (0.069 R)
• M3: 2,071,781 km (0.119 R)
• M4: 2,671,818 km (0.095 R)
• M5: 3,220,393 km (0.085 R)
• M6: 4,548,224 km (0.077 R)
• M7: 8,672,937 km (0.047 R)
• M8: 9,737,026 km (0.11 R)
• M9: 10,300,711 km (0.119 R)
• M10: 13,391,852 km (0.091 R)
• M11: 14,219,876 km (0.029 R)
• M12: 19,760,233 km (0.106 R)
• M13: 21,772,175 km (0.09 R)
• M14: 23,825,555 km (0.104 R)
• M15: 28,108,542 km (0.067 R)
• M16: 32,994,110 km (0.052 R)
• M17: 38,039,747 km (0.108 R)
• M18: 42,348,464 km (0.104 R)
• M19: 43,715,789 km (0.101 R)
• M20: 45,395,324 km (0.079 R)
• M21: 48,141,941 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.8

Radius: 6.4

Gravity: 13.4 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 14.63 AU - 23.27 AU

Year: 25374 Days

Day: 19.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,820,460 km

• M1: 79,586 km (0.06 R)
• M2: 358,885 km (0.076 R)
• M3: 702,661 km (0.087 R)
• M4: 1,403,677 km (0.113 R)
• M5: 1,690,157 km (0.1 R)
• M6: 2,182,184 km (0.085 R)
• M7: 2,690,368 km (0.093 R)
• M8: 3,331,694 km (0.106 R)
• M9: 3,875,931 km (0.094 R)
• M10: 4,583,978 km (0.084 R)
• M11: 5,140,332 km (0.088 R)
• M12: 7,032,147 km (0.11 R)
• M13: 7,370,837 km (0.079 R)
• M14: 11,447,229 km (0.107 R)
• M15: 11,984,136 km (0.084 R)
• M16: 13,547,434 km (0.091 R)
• M17: 14,378,001 km (0.045 R)
• M18: 16,475,064 km (0.09 R)
• M19: 19,232,153 km (0.073 R)
• M20: 22,282,004 km (0.117 R)
• M21: 23,759,283 km (0.107 R)
• M22: 24,521,933 km (0.105 R)
• M23: 24,742,740 km (0.112 R)
• M24: 26,790,735 km (0.118 R)
• M25: 28,826,163 km (0.099 R)
• M26: 30,705,861 km (0.113 R)
• M27: 36,977,302 km (0.066 R)
• M28: 41,029,161 km (0.104 R)
• M29: 41,968,187 km (0.098 R)
• M30: 53,445,186 km (0.1 R)
• M31: 54,377,031 km (0.036 R)
• M32: 64,719,180 km (0.08 R)
• M33: 67,929,252 km (0.057 R)
• M34: 70,349,595 km (0.098 R)
• M35: 72,372,159 km (0.075 R)
• M36: 80,606,474 km (0.079 R)

Kuiper Belt

Range: 35.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 11,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit