🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.44 AU - 0.64 AU

Year: 139 Days

Day: 44 Hours

Environment

Temp: 204 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,484,872 km

• M1: 22,739 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.09 AU - 1.21 AU

Year: 431 Days

Day: 39.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,484,872 km

• M1: 216,468 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.36 AU - 1.42 AU

Year: 573 Days

Day: 35.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.42 AU - 3.14 AU

Year: 1622 Days

Day: 18.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.2 AU - 5.2 AU

Year: 3011 Days

Day: 19.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,484,872 km

• M1: 142,118 km (0.1 R)
• M2: 203,603 km (0.088 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.8

Radius: 11.3

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.19 AU - 7.29 AU

Year: 5453 Days

Day: 12 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,484,872 km

• M1: 142,268 km (0.117 R)
• M2: 921,373 km (0.119 R)
• M3: 1,567,486 km (0.113 R)
• M4: 2,224,670 km (0.086 R)
• M5: 3,805,022 km (0.092 R)
• M6: 4,222,400 km (0.111 R)
• M7: 4,670,296 km (0.077 R)
• M8: 5,974,041 km (0.112 R)
• M9: 6,509,452 km (0.114 R)
• M10: 9,641,732 km (0.119 R)
• M11: 10,212,448 km (0.11 R)
• M12: 14,330,429 km (0.079 R)
• M13: 16,352,094 km (0.104 R)
• M14: 22,685,470 km (0.112 R)
• M15: 26,274,472 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.7

Radius: 8.3

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.3 AU - 7.4 AU

Year: 5598 Days

Day: 13.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,484,872 km

• M1: 103,223 km (0.037 R)
• M2: 386,710 km (0.092 R)
• M3: 650,302 km (0.053 R)
• M4: 1,118,543 km (0.11 R)
• M5: 2,017,028 km (0.095 R)
• M6: 3,597,380 km (0.039 R)
• M7: 4,021,789 km (0.112 R)
• M8: 4,453,080 km (0.116 R)
• M9: 4,775,912 km (0.045 R)
• M10: 5,468,550 km (0.076 R)
• M11: 6,193,501 km (0.116 R)
• M12: 7,529,410 km (0.095 R)
• M13: 8,425,950 km (0.103 R)
• M14: 8,837,195 km (0.07 R)
• M15: 9,218,670 km (0.097 R)
• M16: 10,105,935 km (0.118 R)
• M17: 11,895,723 km (0.112 R)
• M18: 14,578,312 km (0.101 R)
• M19: 21,481,805 km (0.091 R)
• M20: 25,847,969 km (0.105 R)
• M21: 27,965,377 km (0.083 R)
• M22: 29,533,312 km (0.076 R)
• M23: 29,816,052 km (0.062 R)
• M24: 30,578,702 km (0.063 R)
• M25: 30,868,025 km (0.093 R)
• M26: 32,043,565 km (0.048 R)
• M27: 34,379,835 km (0.11 R)
• M28: 35,430,161 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.2

Radius: 11.5

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.01 AU - 9.37 AU

Year: 8200 Days

Day: 13.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,484,872 km

• M1: 145,110 km (0.104 R)
• M2: 1,177,634 km (0.079 R)
• M3: 1,731,147 km (0.043 R)
• M4: 2,378,756 km (0.086 R)
• M5: 3,159,208 km (0.107 R)
• M6: 3,609,797 km (0.034 R)
• M7: 4,553,161 km (0.098 R)
• M8: 7,984,038 km (0.097 R)
• M9: 8,643,167 km (0.102 R)
• M10: 10,527,801 km (0.068 R)
• M11: 11,375,123 km (0.094 R)
• M12: 12,439,661 km (0.113 R)
• M13: 13,145,464 km (0.099 R)
• M14: 14,317,563 km (0.113 R)
• M15: 15,490,860 km (0.111 R)
• M16: 17,225,596 km (0.105 R)
• M17: 23,115,564 km (0.109 R)
• M18: 25,375,090 km (0.054 R)
• M19: 28,276,242 km (0.098 R)
• M20: 32,259,734 km (0.112 R)
• M21: 32,810,403 km (0.101 R)
• M22: 37,201,550 km (0.111 R)
• M23: 38,173,637 km (0.042 R)
• M24: 40,677,606 km (0.109 R)
• M25: 42,625,968 km (0.105 R)
• M26: 46,708,195 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.4

Radius: 12.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.51 AU - 10.13 AU

Year: 9164 Days

Day: 9.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,484,872 km

• M1: 157,975 km (0.045 R)
• M2: 870,809 km (0.106 R)
• M3: 2,310,539 km (0.112 R)
• M4: 2,801,519 km (0.12 R)
• M5: 3,271,107 km (0.117 R)
• M6: 3,768,071 km (0.118 R)
• M7: 5,702,072 km (0.071 R)
• M8: 7,808,859 km (0.026 R)
• M9: 8,483,695 km (0.103 R)
• M10: 9,474,781 km (0.044 R)
• M11: 14,346,885 km (0.092 R)
• M12: 16,899,323 km (0.117 R)
• M13: 17,387,611 km (0.094 R)
• M14: 18,246,602 km (0.082 R)
• M15: 20,049,406 km (0.054 R)
• M16: 20,596,784 km (0.068 R)
• M17: 21,074,002 km (0.057 R)
• M18: 24,623,810 km (0.043 R)
• M19: 27,295,777 km (0.056 R)
• M20: 29,952,037 km (0.075 R)
• M21: 30,874,607 km (0.08 R)
• M22: 32,347,099 km (0.109 R)
• M23: 33,318,139 km (0.058 R)
• M24: 34,419,777 km (0.084 R)
• M25: 36,695,610 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.4

Radius: 4.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 13.48 AU - 20.06 AU

Year: 24026 Days

Day: 17.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,484,872 km

• M1: 59,989 km (0.087 R)
• M2: 252,820 km (0.108 R)
• M3: 474,375 km (0.086 R)
• M4: 752,627 km (0.091 R)
• M5: 1,035,666 km (0.108 R)
• M6: 1,310,926 km (0.061 R)
• M7: 1,562,251 km (0.067 R)
• M8: 2,126,534 km (0.093 R)
• M9: 2,341,955 km (0.038 R)
• M10: 4,226,738 km (0.111 R)
• M11: 4,481,204 km (0.104 R)
• M12: 7,372,632 km (0.059 R)
• M13: 9,014,768 km (0.092 R)
• M14: 11,418,057 km (0.099 R)
• M15: 14,469,256 km (0.085 R)
• M16: 15,243,275 km (0.095 R)
• M17: 15,774,497 km (0.064 R)
• M18: 17,441,915 km (0.102 R)
• M19: 18,994,442 km (0.103 R)
• M20: 20,797,844 km (0.089 R)
• M21: 21,865,973 km (0.111 R)
• M22: 24,022,127 km (0.069 R)
• M23: 27,956,401 km (0.074 R)
• M24: 28,952,723 km (0.115 R)
• M25: 30,179,126 km (0.07 R)
• M26: 34,403,770 km (0.081 R)
• M27: 34,630,411 km (0.091 R)
• M28: 37,668,893 km (0.095 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 15,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit