🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.51 AU - 0.53 AU

Year: 142 Days

Day: 19.4 Hours

Environment

Temp: 178 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,123,334 km

• M1: 160,219 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.7 AU

Year: 172 Days

Day: 27.2 Hours

Environment

Temp: 137 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,123,334 km

• M1: 157,826 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.06 AU - 1.08 AU

Year: 419 Days

Day: 27.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.68 AU - 2.1 AU

Year: 984 Days

Day: 21.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.79 AU - 2.89 AU

Year: 1356 Days

Day: 16.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.6

Radius: 8.4

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.46 AU - 4.86 AU

Year: 3810 Days

Day: 6.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,123,334 km

• M1: 104,419 km (0.105 R)
• M2: 632,649 km (0.108 R)
• M3: 983,157 km (0.066 R)
• M4: 1,519,017 km (0.081 R)
• M5: 1,853,667 km (0.092 R)
• M6: 2,222,426 km (0.081 R)
• M7: 2,588,791 km (0.09 R)
• M8: 3,362,661 km (0.115 R)
• M9: 4,095,391 km (0.05 R)
• M10: 4,623,621 km (0.099 R)
• M11: 5,142,576 km (0.087 R)
• M12: 5,874,708 km (0.111 R)
• M13: 7,827,409 km (0.073 R)
• M14: 9,756,624 km (0.104 R)
• M15: 10,092,321 km (0.08 R)
• M16: 12,319,684 km (0.092 R)
• M17: 12,613,195 km (0.118 R)
• M18: 15,469,467 km (0.059 R)
• M19: 16,867,160 km (0.098 R)
• M20: 19,845,055 km (0.058 R)
• M21: 20,452,722 km (0.11 R)
• M22: 21,003,242 km (0.069 R)
• M23: 22,062,245 km (0.071 R)
• M24: 25,849,016 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.2

Radius: 4.2

Gravity: 26.71 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 11.52 AU - 12.4 AU

Year: 15666 Days

Day: 16.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,123,334 km

• M1: 52,359 km (0.055 R)
• M2: 202,107 km (0.064 R)
• M3: 522,246 km (0.11 R)
• M4: 932,593 km (0.05 R)
• M5: 1,317,359 km (0.119 R)
• M6: 2,101,401 km (0.076 R)
• M7: 2,917,158 km (0.114 R)
• M8: 3,382,857 km (0.09 R)
• M9: 5,388,067 km (0.041 R)
• M10: 7,439,652 km (0.115 R)
• M11: 8,882,224 km (0.059 R)
• M12: 9,853,114 km (0.065 R)
• M13: 17,667,060 km (0.061 R)
• M14: 19,029,597 km (0.098 R)
• M15: 22,971,800 km (0.081 R)
• M16: 24,301,127 km (0.115 R)
• M17: 25,580,488 km (0.117 R)
• M18: 47,111,661 km (0.085 R)
• M19: 48,020,468 km (0.11 R)
• M20: 53,392,378 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.2

Radius: 7.9

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12 AU - 19.8 AU

Year: 24013 Days

Day: 21.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,123,334 km

• M1: 101,427 km (0.044 R)
• M2: 413,489 km (0.07 R)
• M3: 925,113 km (0.105 R)
• M4: 1,424,770 km (0.1 R)
• M5: 1,754,933 km (0.059 R)
• M6: 2,093,323 km (0.107 R)
• M7: 2,451,161 km (0.099 R)
• M8: 2,720,587 km (0.03 R)
• M9: 4,274,011 km (0.068 R)
• M10: 5,689,656 km (0.081 R)
• M11: 6,032,833 km (0.106 R)
• M12: 6,344,296 km (0.029 R)
• M13: 6,760,627 km (0.105 R)
• M14: 12,404,057 km (0.113 R)
• M15: 12,835,797 km (0.062 R)
• M16: 14,113,662 km (0.087 R)
• M17: 15,806,661 km (0.116 R)
• M18: 19,206,871 km (0.048 R)
• M19: 21,795,662 km (0.093 R)
• M20: 23,173,458 km (0.082 R)
• M21: 23,718,593 km (0.032 R)
• M22: 24,834,294 km (0.088 R)
• M23: 26,101,537 km (0.118 R)
• M24: 27,654,214 km (0.047 R)
• M25: 28,144,147 km (0.119 R)
• M26: 31,073,871 km (0.086 R)
• M27: 32,138,859 km (0.109 R)
• M28: 33,781,742 km (0.112 R)
• M29: 41,710,280 km (0.112 R)
• M30: 42,192,883 km (0.045 R)
• M31: 65,560,519 km (0.102 R)
• M32: 70,673,624 km (0.098 R)
• M33: 71,130,496 km (0.072 R)
• M34: 72,281,054 km (0.116 R)
• M35: 82,946,783 km (0.107 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: 223 - 11,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit