🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.53 AU - 0.69 AU

Year: 179 Days

Day: 42.2 Hours

Environment

Temp: 196 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.8 AU - 1.1 AU

Year: 347 Days

Day: 42.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.92 AU - 1.16 AU

Year: 397 Days

Day: 36.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.2 AU - 1.28 AU

Year: 517 Days

Day: 30.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,909,504 km

• M1: 41,289 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.87 AU - 2.31 AU

Year: 1132 Days

Day: 21.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.45 AU - 5.33 AU

Year: 3447 Days

Day: 47.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,909,504 km

• M1: 45,029 km (0.093 R)
• M2: 1,300,454 km (0.069 R)

Asteroid Belt

Center: 5.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.9

Radius: 10.7

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.03 AU - 7.49 AU

Year: 6586 Days

Day: 13.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,909,504 km

• M1: 133,142 km (0.047 R)
• M2: 470,934 km (0.037 R)
• M3: 981,661 km (0.062 R)
• M4: 2,816,928 km (0.083 R)
• M5: 3,679,210 km (0.043 R)
• M6: 4,653,242 km (0.051 R)
• M7: 5,444,166 km (0.073 R)
• M8: 6,706,024 km (0.106 R)
• M9: 7,520,584 km (0.11 R)
• M10: 8,317,193 km (0.063 R)
• M11: 8,693,581 km (0.074 R)
• M12: 9,257,415 km (0.079 R)
• M13: 9,984,611 km (0.101 R)
• M14: 11,450,221 km (0.083 R)
• M15: 12,503,988 km (0.117 R)
• M16: 13,054,509 km (0.049 R)
• M17: 13,736,525 km (0.115 R)
• M18: 14,442,029 km (0.075 R)
• M19: 15,989,320 km (0.058 R)
• M20: 18,690,608 km (0.114 R)
• M21: 19,192,808 km (0.106 R)
• M22: 20,149,188 km (0.097 R)
• M23: 21,761,105 km (0.083 R)
• M24: 22,397,195 km (0.112 R)
• M25: 22,882,341 km (0.09 R)
• M26: 26,838,008 km (0.036 R)
• M27: 29,072,701 km (0.077 R)
• M28: 29,747,088 km (0.117 R)
• M29: 30,235,226 km (0.079 R)
• M30: 33,803,135 km (0.089 R)
• M31: 34,656,441 km (0.059 R)
• M32: 37,756,259 km (0.065 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.9

Radius: 12.6

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.73 AU - 8.89 AU

Year: 7406 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,909,504 km

• M1: 157,826 km (0.097 R)
• M2: 860,038 km (0.063 R)
• M3: 1,887,925 km (0.109 R)
• M4: 2,558,423 km (0.092 R)
• M5: 4,376,935 km (0.114 R)
• M6: 7,126,095 km (0.032 R)
• M7: 10,032,033 km (0.109 R)
• M8: 11,588,749 km (0.085 R)
• M9: 12,397,325 km (0.111 R)
• M10: 13,533,521 km (0.081 R)
• M11: 14,006,998 km (0.084 R)
• M12: 15,751,908 km (0.109 R)
• M13: 16,609,552 km (0.067 R)
• M14: 17,918,683 km (0.045 R)
• M15: 19,000,126 km (0.112 R)
• M16: 21,213,277 km (0.114 R)
• M17: 21,852,958 km (0.092 R)
• M18: 22,505,354 km (0.09 R)
• M19: 23,423,735 km (0.051 R)
• M20: 27,254,787 km (0.117 R)
• M21: 31,588,039 km (0.081 R)
• M22: 32,739,195 km (0.064 R)
• M23: 35,459,034 km (0.115 R)
• M24: 39,275,575 km (0.108 R)
• M25: 39,756,083 km (0.115 R)
• M26: 40,606,248 km (0.115 R)
• M27: 41,468,679 km (0.048 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.8

Radius: 11.4

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.7 AU - 9.3 AU

Year: 10118 Days

Day: 12 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,909,504 km

• M1: 141,819 km (0.081 R)
• M2: 1,362,687 km (0.081 R)
• M3: 2,276,730 km (0.072 R)
• M4: 2,640,402 km (0.087 R)
• M5: 4,027,773 km (0.11 R)
• M6: 4,896,937 km (0.102 R)
• M7: 5,992,891 km (0.08 R)
• M8: 6,467,116 km (0.076 R)
• M9: 6,887,935 km (0.076 R)
• M10: 7,699,802 km (0.111 R)
• M11: 9,272,974 km (0.113 R)
• M12: 11,212,809 km (0.071 R)
• M13: 12,687,096 km (0.096 R)
• M14: 13,287,283 km (0.109 R)
• M15: 14,159,139 km (0.12 R)
• M16: 15,201,836 km (0.067 R)
• M17: 15,605,900 km (0.087 R)
• M18: 16,295,098 km (0.084 R)
• M19: 19,335,076 km (0.116 R)
• M20: 22,559,957 km (0.111 R)
• M21: 25,366,713 km (0.091 R)
• M22: 25,745,195 km (0.098 R)
• M23: 31,337,463 km (0.085 R)
• M24: 36,476,299 km (0.04 R)
• M25: 37,445,245 km (0.064 R)
• M26: 43,352,117 km (0.056 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.1

Radius: 6.1

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 15.73 AU - 20.65 AU

Year: 29072 Days

Day: 20.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,909,504 km

• M1: 76,744 km (0.107 R)
• M2: 487,539 km (0.068 R)
• M3: 846,126 km (0.12 R)
• M4: 1,174,194 km (0.11 R)
• M5: 1,785,002 km (0.108 R)
• M6: 2,260,125 km (0.102 R)
• M7: 2,868,240 km (0.12 R)
• M8: 3,428,933 km (0.103 R)
• M9: 4,229,281 km (0.085 R)
• M10: 4,840,538 km (0.051 R)
• M11: 5,468,101 km (0.113 R)
• M12: 5,887,125 km (0.115 R)
• M13: 7,372,333 km (0.101 R)
• M14: 8,041,484 km (0.078 R)
• M15: 8,472,924 km (0.084 R)
• M16: 8,976,620 km (0.039 R)
• M17: 10,607,686 km (0.045 R)
• M18: 13,522,451 km (0.119 R)
• M19: 17,549,326 km (0.115 R)
• M20: 18,183,023 km (0.1 R)
• M21: 21,072,655 km (0.107 R)
• M22: 23,268,303 km (0.091 R)
• M23: 23,922,495 km (0.108 R)
• M24: 27,985,872 km (0.116 R)
• M25: 38,951,097 km (0.066 R)
• M26: 39,872,919 km (0.113 R)
• M27: 42,080,535 km (0.099 R)
• M28: 44,701,639 km (0.079 R)
• M29: 49,546,964 km (0.083 R)
• M30: 50,447,544 km (0.088 R)
• M31: 52,839,913 km (0.096 R)
• M32: 54,349,206 km (0.075 R)
• M33: 60,264,904 km (0.106 R)
• M34: 65,295,731 km (0.063 R)
• M35: 65,943,639 km (0.079 R)
• M36: 67,912,945 km (0.07 R)
• M37: 69,471,456 km (0.099 R)
• M38: 75,232,320 km (0.11 R)
• M39: 78,107,292 km (0.078 R)
• M40: 81,553,130 km (0.099 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: 185 - 10,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit