🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.54 AU - 0.54 AU

Year: 146 Days

Day: 29.2 Hours

Environment

Temp: 218 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.81 AU - 2.97 AU

Year: 1363 Days

Day: 28.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.9 AU - 3.94 AU

Year: 2864 Days

Day: 32.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,717,492 km

• M1: 159,023 km (0.079 R)

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.7

Radius: 13.8

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.04 AU - 8.1 AU

Year: 6936 Days

Day: 7.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,717,492 km

• M1: 188,045 km (0.106 R)
• M2: 672,742 km (0.062 R)
• M3: 1,258,268 km (0.113 R)
• M4: 2,812,590 km (0.106 R)
• M5: 3,851,397 km (0.091 R)
• M6: 4,611,504 km (0.103 R)
• M7: 6,361,949 km (0.086 R)
• M8: 6,972,158 km (0.098 R)
• M9: 8,606,066 km (0.101 R)
• M10: 11,647,840 km (0.059 R)
• M11: 13,818,804 km (0.097 R)
• M12: 15,727,673 km (0.066 R)
• M13: 16,182,002 km (0.099 R)
• M14: 17,667,209 km (0.071 R)
• M15: 20,063,169 km (0.111 R)
• M16: 24,180,701 km (0.062 R)
• M17: 25,759,407 km (0.065 R)
• M18: 29,512,070 km (0.116 R)
• M19: 35,579,460 km (0.086 R)
• M20: 39,497,428 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.4

Radius: 7.7

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 13.45 AU - 15.83 AU

Year: 20668 Days

Day: 16.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 176.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,717,492 km

• M1: 95,892 km (0.118 R)
• M2: 902,823 km (0.039 R)
• M3: 1,849,179 km (0.111 R)
• M4: 2,211,655 km (0.078 R)
• M5: 3,315,089 km (0.091 R)
• M6: 6,300,165 km (0.094 R)
• M7: 8,982,305 km (0.111 R)
• M8: 11,389,185 km (0.108 R)
• M9: 16,382,164 km (0.104 R)
• M10: 17,763,550 km (0.055 R)
• M11: 20,023,825 km (0.085 R)
• M12: 22,371,614 km (0.102 R)
• M13: 23,865,049 km (0.083 R)
• M14: 32,339,619 km (0.112 R)
• M15: 42,771,378 km (0.067 R)
• M16: 45,377,223 km (0.041 R)
• M17: 46,005,384 km (0.113 R)
• M18: 47,924,725 km (0.117 R)
• M19: 59,818,504 km (0.075 R)
• M20: 68,890,867 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.8

Radius: 6.9

Gravity: 17.79 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.7 AU - 18.12 AU

Year: 24527 Days

Day: 17 Hours

Environment

Temp: -197 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,717,492 km

• M1: 85,869 km (0.088 R)
• M2: 336,894 km (0.034 R)
• M3: 553,213 km (0.1 R)
• M4: 902,973 km (0.089 R)
• M5: 1,268,141 km (0.107 R)
• M6: 1,563,896 km (0.074 R)
• M7: 2,461,184 km (0.075 R)
• M8: 2,979,690 km (0.064 R)
• M9: 3,957,612 km (0.061 R)
• M10: 4,859,088 km (0.075 R)
• M11: 5,545,743 km (0.091 R)
• M12: 6,068,138 km (0.09 R)
• M13: 6,622,847 km (0.082 R)
• M14: 7,940,206 km (0.119 R)
• M15: 13,844,984 km (0.074 R)
• M16: 17,396,587 km (0.092 R)
• M17: 20,682,803 km (0.043 R)
• M18: 22,471,246 km (0.107 R)
• M19: 22,906,725 km (0.117 R)
• M20: 26,959,331 km (0.12 R)
• M21: 31,330,132 km (0.104 R)
• M22: 33,541,189 km (0.051 R)
• M23: 41,118,770 km (0.12 R)
• M24: 44,273,789 km (0.045 R)
• M25: 46,875,894 km (0.091 R)
• M26: 50,501,399 km (0.089 R)
• M27: 51,248,341 km (0.034 R)
• M28: 68,228,447 km (0.119 R)
• M29: 74,066,205 km (0.041 R)
• M30: 75,030,214 km (0.104 R)
• M31: 76,737,125 km (0.105 R)
• M32: 77,724,023 km (0.095 R)
• M33: 80,735,428 km (0.091 R)
• M34: 90,509,105 km (0.118 R)
• M35: 91,334,586 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.3

Radius: 5.3

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 15.27 AU - 20.07 AU

Year: 27405 Days

Day: 21.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,717,492 km

• M1: 75,397 km (0.106 R)
• M2: 284,086 km (0.098 R)
• M3: 2,120,550 km (0.059 R)
• M4: 2,464,924 km (0.116 R)
• M5: 2,845,651 km (0.081 R)
• M6: 5,198,825 km (0.099 R)
• M7: 10,091,274 km (0.111 R)
• M8: 11,261,877 km (0.087 R)
• M9: 11,950,028 km (0.118 R)
• M10: 12,738,857 km (0.117 R)
• M11: 13,947,458 km (0.104 R)
• M12: 15,900,608 km (0.11 R)
• M13: 16,329,356 km (0.041 R)
• M14: 25,423,560 km (0.066 R)
• M15: 26,724,762 km (0.059 R)
• M16: 30,497,920 km (0.111 R)
• M17: 32,237,743 km (0.08 R)
• M18: 32,648,389 km (0.069 R)
• M19: 33,062,625 km (0.063 R)
• M20: 33,620,326 km (0.099 R)
• M21: 39,234,734 km (0.079 R)
• M22: 53,603,759 km (0.075 R)
• M23: 64,620,895 km (0.073 R)
• M24: 68,829,681 km (0.12 R)
• M25: 70,195,809 km (0.088 R)
• M26: 72,747,201 km (0.095 R)
• M27: 82,545,562 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 19,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit