🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.39 AU - 0.65 AU

Year: 143 Days

Day: 32 Hours

Environment

Temp: 226 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,293,497 km

• M1: 81,980 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.56 AU - 0.92 AU

Year: 242 Days

Day: 34.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.35 AU - 3.59 AU

Year: 2461 Days

Day: 43.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.18 AU - 5 AU

Year: 3150 Days

Day: 47.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.1

Radius: 15

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.09 AU - 8.73 AU

Year: 8472 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,293,497 km

• M1: 191,186 km (0.115 R)
• M2: 783,743 km (0.086 R)
• M3: 1,349,822 km (0.073 R)
• M4: 1,857,856 km (0.089 R)
• M5: 2,332,231 km (0.093 R)
• M6: 3,079,023 km (0.109 R)
• M7: 4,933,588 km (0.099 R)
• M8: 5,561,450 km (0.055 R)
• M9: 6,493,894 km (0.113 R)
• M10: 7,980,149 km (0.099 R)
• M11: 8,848,564 km (0.092 R)
• M12: 9,493,331 km (0.115 R)
• M13: 10,318,364 km (0.082 R)
• M14: 12,734,369 km (0.063 R)
• M15: 13,437,778 km (0.102 R)
• M16: 14,105,284 km (0.096 R)
• M17: 16,106,305 km (0.053 R)
• M18: 16,999,404 km (0.073 R)
• M19: 17,997,970 km (0.105 R)
• M20: 19,338,816 km (0.072 R)
• M21: 21,473,727 km (0.097 R)
• M22: 22,303,098 km (0.103 R)
• M23: 23,499,881 km (0.087 R)
• M24: 24,114,130 km (0.11 R)
• M25: 31,703,230 km (0.054 R)
• M26: 32,670,081 km (0.032 R)
• M27: 36,501,282 km (0.063 R)
• M28: 39,873,517 km (0.032 R)
• M29: 40,622,404 km (0.119 R)
• M30: 41,126,699 km (0.069 R)
• M31: 43,186,213 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.6

Radius: 13.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.64 AU - 8.66 AU

Year: 8860 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 153.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,293,497 km

• M1: 170,392 km (0.116 R)
• M2: 813,812 km (0.061 R)
• M3: 1,676,095 km (0.112 R)
• M4: 2,332,680 km (0.093 R)
• M5: 2,890,829 km (0.05 R)
• M6: 4,139,822 km (0.098 R)
• M7: 4,718,466 km (0.106 R)
• M8: 5,383,728 km (0.096 R)
• M9: 6,111,073 km (0.095 R)
• M10: 6,902,895 km (0.079 R)
• M11: 8,020,690 km (0.103 R)
• M12: 10,045,198 km (0.09 R)
• M13: 12,508,327 km (0.066 R)
• M14: 14,294,825 km (0.069 R)
• M15: 16,528,171 km (0.106 R)
• M16: 18,292,528 km (0.094 R)
• M17: 19,063,556 km (0.092 R)
• M18: 20,588,257 km (0.111 R)
• M19: 24,521,784 km (0.066 R)
• M20: 25,649,752 km (0.059 R)
• M21: 28,518,590 km (0.08 R)
• M22: 30,296,411 km (0.116 R)
• M23: 31,925,532 km (0.114 R)
• M24: 39,282,157 km (0.086 R)
• M25: 48,714,901 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.1

Radius: 13.6

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.65 AU - 10.55 AU

Year: 9604 Days

Day: 6.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,293,497 km

• M1: 169,195 km (0.115 R)
• M2: 728,542 km (0.101 R)
• M3: 1,522,009 km (0.049 R)
• M4: 3,540,234 km (0.075 R)
• M5: 4,290,916 km (0.12 R)
• M6: 5,177,882 km (0.054 R)
• M7: 6,001,567 km (0.09 R)
• M8: 7,997,801 km (0.044 R)
• M9: 9,341,190 km (0.114 R)
• M10: 10,041,308 km (0.064 R)
• M11: 13,136,189 km (0.109 R)
• M12: 14,015,675 km (0.052 R)
• M13: 15,892,231 km (0.073 R)
• M14: 16,458,010 km (0.106 R)
• M15: 18,544,601 km (0.098 R)
• M16: 23,874,773 km (0.038 R)
• M17: 24,430,230 km (0.1 R)
• M18: 32,011,252 km (0.107 R)
• M19: 35,247,054 km (0.092 R)
• M20: 38,441,566 km (0.077 R)
• M21: 40,239,284 km (0.078 R)
• M22: 42,226,991 km (0.061 R)
• M23: 44,418,450 km (0.119 R)
• M24: 47,846,485 km (0.089 R)
• M25: 50,682,412 km (0.064 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 14,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit