🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.4 AU - 0.64 AU

Year: 141 Days

Day: 34.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.6 AU - 0.8 AU

Year: 219 Days

Day: 15.6 Hours

Environment

Temp: 161 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.27 AU - 1.37 AU

Year: 568 Days

Day: 22.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.83 AU - 2.67 AU

Year: 1265 Days

Day: 26.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.55 AU - 3.33 AU

Year: 1889 Days

Day: 29.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.8 AU - 3.16 AU

Year: 1928 Days

Day: 41.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.73 AU - 3.31 AU

Year: 1967 Days

Day: 24.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 9.3

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.94 AU - 5.96 AU

Year: 4127 Days

Day: 8.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,867,479 km

• M1: 116,238 km (0.064 R)
• M2: 526,435 km (0.045 R)
• M3: 1,071,121 km (0.095 R)
• M4: 1,974,692 km (0.069 R)
• M5: 2,769,356 km (0.114 R)
• M6: 3,064,662 km (0.107 R)
• M7: 3,526,321 km (0.109 R)
• M8: 3,919,464 km (0.077 R)
• M9: 4,366,163 km (0.09 R)
• M10: 4,898,881 km (0.084 R)
• M11: 5,560,403 km (0.028 R)
• M12: 6,003,213 km (0.081 R)
• M13: 8,774,663 km (0.099 R)
• M14: 9,623,781 km (0.118 R)
• M15: 10,482,472 km (0.111 R)
• M16: 13,107,017 km (0.12 R)
• M17: 14,161,383 km (0.092 R)
• M18: 17,289,325 km (0.07 R)
• M19: 18,556,269 km (0.099 R)
• M20: 19,546,308 km (0.084 R)
• M21: 20,501,790 km (0.1 R)
• M22: 22,358,299 km (0.118 R)
• M23: 23,327,394 km (0.072 R)
• M24: 24,951,728 km (0.088 R)
• M25: 25,831,962 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.8

Radius: 7.4

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 11.86 AU - 14.5 AU

Year: 17931 Days

Day: 23.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,867,479 km

• M1: 98,884 km (0.029 R)
• M2: 512,672 km (0.038 R)
• M3: 897,438 km (0.042 R)
• M4: 1,574,966 km (0.1 R)
• M5: 2,357,064 km (0.106 R)
• M6: 2,622,451 km (0.081 R)
• M7: 3,374,629 km (0.099 R)
• M8: 6,323,951 km (0.107 R)
• M9: 7,954,268 km (0.103 R)
• M10: 8,351,451 km (0.118 R)
• M11: 9,734,184 km (0.096 R)
• M12: 11,764,377 km (0.073 R)
• M13: 16,641,118 km (0.033 R)
• M14: 17,873,654 km (0.046 R)
• M15: 18,641,690 km (0.038 R)
• M16: 18,989,954 km (0.119 R)
• M17: 19,520,727 km (0.1 R)
• M18: 19,789,704 km (0.109 R)
• M19: 22,031,727 km (0.071 R)
• M20: 23,113,769 km (0.091 R)
• M21: 26,244,254 km (0.112 R)
• M22: 26,792,081 km (0.084 R)
• M23: 35,283,855 km (0.071 R)
• M24: 37,864,567 km (0.095 R)
• M25: 40,133,070 km (0.083 R)
• M26: 40,714,108 km (0.088 R)
• M27: 43,398,193 km (0.069 R)
• M28: 44,164,134 km (0.078 R)
• M29: 45,095,231 km (0.1 R)
• M30: 47,641,985 km (0.048 R)
• M31: 47,966,912 km (0.051 R)
• M32: 52,499,578 km (0.068 R)
• M33: 54,071,702 km (0.093 R)
• M34: 68,206,157 km (0.111 R)
• M35: 69,867,442 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 11,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit