🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.7 AU - 0.78 AU

Year: 241 Days

Day: 22.2 Hours

Environment

Temp: 181 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.81 AU - 1.33 AU

Year: 419 Days

Day: 45 Hours

Environment

Temp: 18 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 105,783,042 km

• M1: 92,751 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.53 AU - 2.23 AU

Year: 976 Days

Day: 23.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,783,042 km

• M1: 1,198,129 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.39 AU - 3.63 AU

Year: 1978 Days

Day: 12.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.7

Radius: 10.2

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.49 AU - 7.83 AU

Year: 8030 Days

Day: 14.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,783,042 km

• M1: 126,859 km (0.102 R)
• M2: 568,622 km (0.056 R)
• M3: 1,395,150 km (0.082 R)
• M4: 2,053,680 km (0.098 R)
• M5: 2,750,955 km (0.094 R)
• M6: 3,895,678 km (0.043 R)
• M7: 4,324,874 km (0.116 R)
• M8: 5,863,040 km (0.112 R)
• M9: 7,160,801 km (0.07 R)
• M10: 7,702,495 km (0.093 R)
• M11: 9,060,245 km (0.076 R)
• M12: 9,898,442 km (0.115 R)
• M13: 11,364,202 km (0.077 R)
• M14: 13,068,421 km (0.117 R)
• M15: 13,774,972 km (0.103 R)
• M16: 14,295,273 km (0.12 R)
• M17: 18,002,009 km (0.094 R)
• M18: 18,940,437 km (0.075 R)
• M19: 20,846,613 km (0.054 R)
• M20: 21,951,543 km (0.055 R)
• M21: 24,883,960 km (0.111 R)
• M22: 26,924,176 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.8

Radius: 10.8

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.19 AU - 9.67 AU

Year: 10107 Days

Day: 13.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,783,042 km

• M1: 134,788 km (0.106 R)
• M2: 507,286 km (0.087 R)
• M3: 1,559,558 km (0.072 R)
• M4: 2,153,461 km (0.11 R)
• M5: 2,549,447 km (0.107 R)
• M6: 3,512,708 km (0.116 R)
• M7: 4,402,965 km (0.063 R)
• M8: 4,930,147 km (0.095 R)
• M9: 5,687,711 km (0.098 R)
• M10: 6,044,801 km (0.082 R)
• M11: 6,912,768 km (0.114 R)
• M12: 9,112,455 km (0.075 R)
• M13: 12,004,930 km (0.093 R)
• M14: 15,026,508 km (0.107 R)
• M15: 15,775,095 km (0.047 R)
• M16: 17,962,366 km (0.085 R)
• M17: 22,283,949 km (0.049 R)
• M18: 26,798,065 km (0.108 R)
• M19: 27,805,906 km (0.085 R)
• M20: 34,390,157 km (0.034 R)
• M21: 35,252,738 km (0.069 R)
• M22: 37,133,782 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.8

Radius: 8.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.69 AU - 10.97 AU

Year: 12575 Days

Day: 7.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,783,042 km

• M1: 117,135 km (0.073 R)
• M2: 462,706 km (0.11 R)
• M3: 746,643 km (0.104 R)
• M4: 1,202,168 km (0.096 R)
• M5: 1,680,582 km (0.107 R)
• M6: 2,594,326 km (0.119 R)
• M7: 2,877,515 km (0.109 R)
• M8: 3,506,424 km (0.092 R)
• M9: 4,147,751 km (0.116 R)
• M10: 4,644,415 km (0.108 R)
• M11: 5,882,936 km (0.099 R)
• M12: 6,928,925 km (0.095 R)
• M13: 9,472,088 km (0.107 R)
• M14: 10,568,192 km (0.03 R)
• M15: 11,049,000 km (0.052 R)
• M16: 11,695,861 km (0.036 R)
• M17: 12,739,755 km (0.104 R)
• M18: 14,130,566 km (0.094 R)
• M19: 14,478,980 km (0.076 R)
• M20: 16,754,962 km (0.073 R)
• M21: 17,079,738 km (0.09 R)
• M22: 29,459,411 km (0.092 R)
• M23: 32,881,313 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.9

Radius: 5.7

Gravity: 28.93 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 16.57 AU - 20.51 AU

Year: 30235 Days

Day: 18.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 105,783,042 km

• M1: 73,303 km (0.118 R)
• M2: 268,079 km (0.097 R)
• M3: 485,295 km (0.106 R)
• M4: 1,727,855 km (0.101 R)
• M5: 2,118,755 km (0.097 R)
• M6: 2,335,522 km (0.098 R)
• M7: 2,928,229 km (0.058 R)
• M8: 3,386,597 km (0.077 R)
• M9: 4,292,860 km (0.1 R)
• M10: 6,178,093 km (0.076 R)
• M11: 9,232,283 km (0.104 R)
• M12: 10,417,397 km (0.091 R)
• M13: 10,763,716 km (0.111 R)
• M14: 11,923,997 km (0.106 R)
• M15: 12,303,078 km (0.113 R)
• M16: 12,611,998 km (0.066 R)
• M17: 13,983,362 km (0.056 R)
• M18: 15,451,366 km (0.055 R)
• M19: 16,176,317 km (0.088 R)
• M20: 17,210,038 km (0.075 R)
• M21: 19,304,558 km (0.099 R)
• M22: 24,352,888 km (0.099 R)
• M23: 24,595,835 km (0.096 R)
• M24: 30,636,746 km (0.119 R)
• M25: 34,149,005 km (0.111 R)
• M26: 38,246,940 km (0.113 R)
• M27: 41,960,707 km (0.086 R)
• M28: 49,704,491 km (0.088 R)
• M29: 50,685,404 km (0.09 R)
• M30: 56,843,152 km (0.072 R)
• M31: 79,064,270 km (0.073 R)
• M32: 89,596,110 km (0.102 R)
• M33: 92,515,063 km (0.117 R)
• M34: 102,281,261 km (0.104 R)
• M35: 108,065,463 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.4

Radius: 6.8

Gravity: 17.42 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 14.2 AU - 22.88 AU

Year: 30235 Days

Day: 22.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 105,783,042 km

• M1: 91,404 km (0.078 R)
• M2: 387,159 km (0.097 R)
• M3: 641,326 km (0.094 R)
• M4: 1,035,666 km (0.085 R)
• M5: 1,527,544 km (0.039 R)
• M6: 2,662,393 km (0.056 R)
• M7: 3,548,162 km (0.112 R)
• M8: 4,539,099 km (0.071 R)
• M9: 6,306,448 km (0.071 R)
• M10: 15,292,194 km (0.114 R)
• M11: 15,554,887 km (0.066 R)
• M12: 15,820,573 km (0.109 R)
• M13: 18,448,709 km (0.08 R)
• M14: 19,762,328 km (0.078 R)
• M15: 25,889,856 km (0.037 R)
• M16: 30,749,543 km (0.104 R)
• M17: 31,449,661 km (0.105 R)
• M18: 34,506,394 km (0.034 R)
• M19: 43,790,139 km (0.079 R)
• M20: 47,035,366 km (0.11 R)
• M21: 49,667,391 km (0.083 R)
• M22: 51,410,505 km (0.102 R)
• M23: 65,917,310 km (0.08 R)
• M24: 66,613,538 km (0.114 R)
• M25: 71,869,809 km (0.062 R)
• M26: 84,829,921 km (0.117 R)
• M27: 98,353,868 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 11,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit