🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.54 AU - 0.74 AU

Year: 187 Days

Day: 36.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 154.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,286,611 km

• M1: 421,118 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.63 AU - 0.81 AU

Year: 223 Days

Day: 35.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,286,611 km

• M1: 29,172 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.82 AU - 1.36 AU

Year: 416 Days

Day: 43.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 84,286,611 km

• M1: 827,276 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.27 AU - 3.23 AU

Year: 1666 Days

Day: 14.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.49 AU - 4.79 AU

Year: 3651 Days

Day: 29.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,286,611 km

• M1: 3,630,591 km (0.037 R)

Asteroid Belt

Center: 6.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.1

Radius: 9.4

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.96 AU - 8.36 AU

Year: 7743 Days

Day: 10.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,286,611 km

• M1: 116,836 km (0.108 R)
• M2: 542,292 km (0.118 R)
• M3: 989,590 km (0.118 R)
• M4: 1,788,293 km (0.105 R)
• M5: 2,264,762 km (0.115 R)
• M6: 3,268,713 km (0.109 R)
• M7: 6,546,104 km (0.108 R)
• M8: 7,760,539 km (0.069 R)
• M9: 8,678,472 km (0.108 R)
• M10: 9,253,975 km (0.092 R)
• M11: 12,136,576 km (0.099 R)
• M12: 13,546,087 km (0.079 R)
• M13: 14,079,254 km (0.105 R)
• M14: 16,619,725 km (0.109 R)
• M15: 19,902,052 km (0.07 R)
• M16: 23,339,213 km (0.101 R)
• M17: 27,716,446 km (0.103 R)
• M18: 28,191,719 km (0.091 R)
• M19: 29,061,032 km (0.08 R)
• M20: 31,158,544 km (0.099 R)
• M21: 33,248,276 km (0.114 R)
• M22: 38,759,761 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.8

Radius: 8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.05 AU - 8.45 AU

Year: 8655 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,286,611 km

• M1: 99,483 km (0.081 R)
• M2: 351,555 km (0.074 R)
• M3: 936,931 km (0.086 R)
• M4: 1,738,626 km (0.104 R)
• M5: 2,146,580 km (0.057 R)
• M6: 2,493,647 km (0.109 R)
• M7: 2,955,156 km (0.102 R)
• M8: 3,857,979 km (0.076 R)
• M9: 5,784,650 km (0.115 R)
• M10: 6,696,150 km (0.073 R)
• M11: 7,294,542 km (0.093 R)
• M12: 7,662,702 km (0.073 R)
• M13: 8,883,870 km (0.085 R)
• M14: 9,261,455 km (0.063 R)
• M15: 10,048,938 km (0.066 R)
• M16: 10,691,610 km (0.081 R)
• M17: 11,215,502 km (0.113 R)
• M18: 12,008,071 km (0.112 R)
• M19: 12,314,747 km (0.103 R)
• M20: 14,494,538 km (0.083 R)
• M21: 15,919,158 km (0.069 R)
• M22: 16,665,352 km (0.104 R)
• M23: 19,672,718 km (0.067 R)
• M24: 22,324,939 km (0.073 R)
• M25: 22,711,201 km (0.116 R)
• M26: 23,576,774 km (0.103 R)
• M27: 27,347,688 km (0.12 R)
• M28: 28,057,829 km (0.107 R)
• M29: 28,507,669 km (0.089 R)
• M30: 33,779,947 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.9

Radius: 6.4

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.31 AU - 15.05 AU

Year: 17477 Days

Day: 20.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,286,611 km

• M1: 81,830 km (0.034 R)
• M2: 323,879 km (0.104 R)
• M3: 600,785 km (0.104 R)
• M4: 835,953 km (0.075 R)
• M5: 1,164,470 km (0.087 R)
• M6: 2,558,572 km (0.106 R)
• M7: 3,085,456 km (0.069 R)
• M8: 4,146,105 km (0.084 R)
• M9: 6,163,881 km (0.06 R)
• M10: 6,711,559 km (0.088 R)
• M11: 7,179,950 km (0.083 R)
• M12: 7,593,139 km (0.085 R)
• M13: 9,809,432 km (0.084 R)
• M14: 12,691,883 km (0.094 R)
• M15: 17,129,405 km (0.087 R)
• M16: 18,416,096 km (0.105 R)
• M17: 18,835,569 km (0.034 R)
• M18: 23,062,008 km (0.111 R)
• M19: 23,795,486 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.8

Radius: 6.2

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 14.65 AU - 21.97 AU

Year: 28617 Days

Day: 16.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,286,611 km

• M1: 84,224 km (0.09 R)
• M2: 361,279 km (0.107 R)
• M3: 593,156 km (0.095 R)
• M4: 879,486 km (0.066 R)
• M5: 1,128,716 km (0.087 R)
• M6: 2,195,349 km (0.117 R)
• M7: 3,505,078 km (0.105 R)
• M8: 4,734,473 km (0.108 R)
• M9: 5,266,892 km (0.101 R)
• M10: 5,588,677 km (0.088 R)
• M11: 8,819,991 km (0.062 R)
• M12: 10,228,904 km (0.107 R)
• M13: 14,944,977 km (0.101 R)
• M14: 17,548,429 km (0.081 R)
• M15: 18,540,562 km (0.105 R)
• M16: 18,910,368 km (0.051 R)
• M17: 19,664,939 km (0.113 R)
• M18: 23,524,864 km (0.081 R)
• M19: 24,397,169 km (0.075 R)
• M20: 30,728,899 km (0.103 R)
• M21: 35,745,214 km (0.115 R)
• M22: 43,679,287 km (0.099 R)
• M23: 64,375,405 km (0.068 R)
• M24: 72,048,429 km (0.11 R)
• M25: 77,887,533 km (0.118 R)
• M26: 79,092,095 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 16,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit