🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.74 AU - 0.76 AU

Year: 241 Days

Day: 19.9 Hours

Environment

Temp: 167 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.66 AU - 0.96 AU

Year: 270 Days

Day: 37.9 Hours

Environment

Temp: 128 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,236,978 km

• M1: 316,998 km (0.041 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.37 AU - 1.37 AU

Year: 595 Days

Day: 39.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.7

Radius: 11.8

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.43 AU - 6.79 AU

Year: 4928 Days

Day: 11.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,236,978 km

• M1: 146,905 km (0.066 R)
• M2: 533,167 km (0.049 R)
• M3: 915,240 km (0.077 R)
• M4: 1,334,712 km (0.049 R)
• M5: 1,940,135 km (0.062 R)
• M6: 3,000,933 km (0.12 R)
• M7: 3,572,996 km (0.072 R)
• M8: 4,025,230 km (0.108 R)
• M9: 4,618,385 km (0.084 R)
• M10: 5,499,367 km (0.099 R)
• M11: 6,167,771 km (0.101 R)
• M12: 8,191,381 km (0.115 R)
• M13: 8,900,774 km (0.087 R)
• M14: 10,262,713 km (0.077 R)
• M15: 10,807,848 km (0.094 R)
• M16: 11,181,842 km (0.075 R)
• M17: 15,180,444 km (0.061 R)
• M18: 18,409,813 km (0.074 R)
• M19: 19,489,012 km (0.071 R)
• M20: 20,396,622 km (0.04 R)
• M21: 21,625,868 km (0.119 R)
• M22: 22,146,020 km (0.062 R)
• M23: 24,550,955 km (0.104 R)
• M24: 25,198,864 km (0.116 R)
• M25: 26,360,042 km (0.114 R)
• M26: 27,817,574 km (0.085 R)
• M27: 29,509,526 km (0.083 R)
• M28: 31,080,454 km (0.025 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.6

Radius: 14.8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.45 AU - 8.27 AU

Year: 6663 Days

Day: 9.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,236,978 km

• M1: 189,391 km (0.037 R)
• M2: 731,833 km (0.065 R)
• M3: 1,566,439 km (0.098 R)
• M4: 2,208,962 km (0.065 R)
• M5: 3,915,126 km (0.096 R)
• M6: 4,619,283 km (0.105 R)
• M7: 5,833,569 km (0.09 R)
• M8: 7,107,096 km (0.104 R)
• M9: 8,002,588 km (0.057 R)
• M10: 9,141,028 km (0.065 R)
• M11: 10,246,557 km (0.092 R)
• M12: 11,048,102 km (0.11 R)
• M13: 13,099,388 km (0.105 R)
• M14: 14,620,649 km (0.066 R)
• M15: 15,759,986 km (0.076 R)
• M16: 23,872,978 km (0.103 R)
• M17: 24,945,894 km (0.034 R)
• M18: 25,878,636 km (0.089 R)
• M19: 28,084,906 km (0.116 R)
• M20: 32,467,675 km (0.11 R)
• M21: 35,453,798 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.6

Radius: 8.4

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 10.26 AU - 13.04 AU

Year: 14747 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,236,978 km

• M1: 106,514 km (0.114 R)
• M2: 474,674 km (0.118 R)
• M3: 860,337 km (0.105 R)
• M4: 1,449,304 km (0.076 R)
• M5: 1,754,933 km (0.049 R)
• M6: 3,519,589 km (0.074 R)
• M7: 4,016,553 km (0.077 R)
• M8: 6,917,555 km (0.087 R)
• M9: 8,282,785 km (0.058 R)
• M10: 9,055,458 km (0.058 R)
• M11: 12,368,303 km (0.067 R)
• M12: 13,034,612 km (0.098 R)
• M13: 13,724,707 km (0.105 R)
• M14: 14,150,313 km (0.106 R)
• M15: 14,439,037 km (0.109 R)
• M16: 16,411,784 km (0.094 R)
• M17: 17,794,966 km (0.107 R)
• M18: 19,519,680 km (0.115 R)
• M19: 21,071,010 km (0.098 R)
• M20: 24,313,992 km (0.117 R)
• M21: 25,571,362 km (0.05 R)
• M22: 27,650,025 km (0.089 R)
• M23: 29,957,123 km (0.067 R)
• M24: 31,036,023 km (0.081 R)
• M25: 37,506,131 km (0.071 R)
• M26: 41,201,049 km (0.115 R)
• M27: 42,086,967 km (0.111 R)
• M28: 43,896,653 km (0.082 R)
• M29: 44,820,719 km (0.117 R)
• M30: 46,548,574 km (0.044 R)
• M31: 49,969,429 km (0.116 R)
• M32: 53,205,679 km (0.06 R)
• M33: 56,217,384 km (0.107 R)
• M34: 60,281,060 km (0.069 R)
• M35: 61,040,419 km (0.088 R)
• M36: 65,331,036 km (0.098 R)
• M37: 66,535,149 km (0.04 R)
• M38: 66,939,811 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.3

Radius: 5.9

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 14.3 AU - 19.22 AU

Year: 25446 Days

Day: 19.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,236,978 km

• M1: 75,098 km (0.082 R)
• M2: 338,091 km (0.06 R)
• M3: 527,781 km (0.111 R)
• M4: 894,745 km (0.078 R)
• M5: 1,207,404 km (0.093 R)
• M6: 1,656,647 km (0.058 R)
• M7: 3,399,013 km (0.043 R)
• M8: 5,820,255 km (0.086 R)
• M9: 9,801,204 km (0.075 R)
• M10: 10,197,788 km (0.056 R)
• M11: 11,576,631 km (0.11 R)
• M12: 13,486,697 km (0.099 R)
• M13: 13,906,468 km (0.102 R)
• M14: 14,846,093 km (0.109 R)
• M15: 17,174,584 km (0.119 R)
• M16: 17,750,984 km (0.104 R)
• M17: 18,340,250 km (0.087 R)
• M18: 19,029,448 km (0.053 R)
• M19: 29,977,469 km (0.119 R)
• M20: 31,908,777 km (0.109 R)
• M21: 34,050,121 km (0.062 R)
• M22: 44,491,454 km (0.107 R)
• M23: 50,934,933 km (0.045 R)
• M24: 54,378,228 km (0.101 R)
• M25: 55,977,130 km (0.067 R)
• M26: 63,658,382 km (0.042 R)
• M27: 66,837,187 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275

Radius: 6.8

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 17.32 AU - 19.42 AU

Year: 29199 Days

Day: 16.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,236,978 km

• M1: 84,822 km (0.067 R)
• M2: 1,082,041 km (0.115 R)
• M3: 1,488,948 km (0.069 R)
• M4: 3,339,922 km (0.098 R)
• M5: 3,768,969 km (0.09 R)
• M6: 4,633,345 km (0.119 R)
• M7: 5,662,579 km (0.072 R)
• M8: 8,573,155 km (0.041 R)
• M9: 9,543,447 km (0.077 R)
• M10: 9,997,476 km (0.107 R)
• M11: 10,347,236 km (0.111 R)
• M12: 12,620,376 km (0.073 R)
• M13: 15,825,809 km (0.117 R)
• M14: 16,786,078 km (0.083 R)
• M15: 17,280,499 km (0.079 R)
• M16: 18,298,363 km (0.077 R)
• M17: 19,176,801 km (0.05 R)
• M18: 20,360,270 km (0.076 R)
• M19: 20,922,459 km (0.117 R)
• M20: 21,688,251 km (0.118 R)
• M21: 22,274,824 km (0.117 R)
• M22: 22,771,638 km (0.115 R)
• M23: 23,073,228 km (0.082 R)
• M24: 25,908,706 km (0.1 R)
• M25: 26,680,032 km (0.081 R)
• M26: 31,013,434 km (0.091 R)
• M27: 45,023,723 km (0.111 R)
• M28: 46,137,778 km (0.111 R)
• M29: 48,586,995 km (0.103 R)
• M30: 63,323,881 km (0.044 R)
• M31: 70,093,933 km (0.093 R)
• M32: 70,306,362 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 13,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit