🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.45 AU - 0.59 AU

Year: 139 Days

Day: 43.5 Hours

Environment

Temp: 220 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.07 AU - 1.21 AU

Year: 451 Days

Day: 40.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,013,222 km

• M1: 631,153 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.87 AU - 1.93 AU

Year: 971 Days

Day: 27.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 117 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.1

Radius: 10.5

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.12 AU - 5.78 AU

Year: 4084 Days

Day: 5.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 169.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,013,222 km

• M1: 150,495 km (0.067 R)
• M2: 651,200 km (0.07 R)
• M3: 1,345,483 km (0.118 R)
• M4: 2,173,507 km (0.056 R)
• M5: 3,781,236 km (0.111 R)
• M6: 6,656,507 km (0.109 R)
• M7: 9,186,207 km (0.103 R)
• M8: 9,625,426 km (0.065 R)
• M9: 10,155,601 km (0.108 R)
• M10: 13,196,028 km (0.117 R)
• M11: 14,674,654 km (0.063 R)
• M12: 18,472,644 km (0.054 R)
• M13: 20,442,699 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.8

Radius: 11.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.26 AU - 5.78 AU

Year: 4171 Days

Day: 7 Hours

Environment

Temp: -142 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,013,222 km

• M1: 143,016 km (0.104 R)
• M2: 870,061 km (0.099 R)
• M3: 1,980,227 km (0.115 R)
• M4: 2,513,244 km (0.114 R)
• M5: 3,358,173 km (0.084 R)
• M6: 3,959,556 km (0.093 R)
• M7: 5,211,840 km (0.039 R)
• M8: 6,141,890 km (0.072 R)
• M9: 6,549,993 km (0.101 R)
• M10: 7,282,275 km (0.112 R)
• M11: 9,557,958 km (0.115 R)
• M12: 11,456,355 km (0.072 R)
• M13: 15,121,802 km (0.037 R)
• M14: 19,303,511 km (0.089 R)
• M15: 20,045,666 km (0.096 R)
• M16: 20,876,682 km (0.104 R)
• M17: 22,239,369 km (0.097 R)
• M18: 23,890,331 km (0.119 R)
• M19: 24,588,804 km (0.069 R)
• M20: 25,221,004 km (0.106 R)
• M21: 26,107,820 km (0.06 R)
• M22: 27,182,681 km (0.08 R)
• M23: 27,688,621 km (0.101 R)
• M24: 29,509,078 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.4

Radius: 9.4

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.29 AU - 10.25 AU

Year: 11325 Days

Day: 6.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,013,222 km

• M1: 118,482 km (0.056 R)
• M2: 496,366 km (0.074 R)
• M3: 1,181,823 km (0.11 R)
• M4: 1,605,634 km (0.118 R)
• M5: 2,101,252 km (0.118 R)
• M6: 3,659,463 km (0.055 R)
• M7: 10,826,398 km (0.057 R)
• M8: 13,362,979 km (0.063 R)
• M9: 13,762,406 km (0.064 R)
• M10: 17,074,503 km (0.12 R)
• M11: 20,485,633 km (0.049 R)
• M12: 22,807,542 km (0.088 R)
• M13: 23,522,470 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.7

Radius: 6.5

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 10.64 AU - 15.28 AU

Year: 17303 Days

Day: 17.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,013,222 km

• M1: 80,783 km (0.103 R)
• M2: 428,448 km (0.059 R)
• M3: 821,143 km (0.097 R)
• M4: 1,391,111 km (0.066 R)
• M5: 1,679,685 km (0.114 R)
• M6: 1,971,251 km (0.108 R)
• M7: 2,216,741 km (0.055 R)
• M8: 2,815,731 km (0.098 R)
• M9: 3,357,874 km (0.08 R)
• M10: 4,948,249 km (0.035 R)
• M11: 5,586,882 km (0.031 R)
• M12: 7,422,897 km (0.113 R)
• M13: 7,649,089 km (0.102 R)
• M14: 8,849,462 km (0.082 R)
• M15: 10,115,509 km (0.074 R)
• M16: 10,449,860 km (0.05 R)
• M17: 10,791,691 km (0.103 R)
• M18: 12,936,326 km (0.041 R)
• M19: 15,865,752 km (0.108 R)
• M20: 17,089,313 km (0.094 R)
• M21: 23,964,681 km (0.111 R)
• M22: 24,759,644 km (0.116 R)
• M23: 25,469,636 km (0.07 R)
• M24: 28,006,666 km (0.1 R)
• M25: 29,561,886 km (0.11 R)
• M26: 36,489,763 km (0.087 R)
• M27: 38,342,981 km (0.119 R)
• M28: 40,536,834 km (0.102 R)
• M29: 43,394,752 km (0.073 R)
• M30: 48,556,926 km (0.06 R)
• M31: 49,189,874 km (0.12 R)
• M32: 56,694,601 km (0.118 R)
• M33: 59,356,246 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.6

Radius: 7.3

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 14.63 AU - 19.27 AU

Year: 25880 Days

Day: 15.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,013,222 km

• M1: 90,806 km (0.094 R)
• M2: 515,365 km (0.06 R)
• M3: 780,452 km (0.103 R)
• M4: 1,689,110 km (0.112 R)
• M5: 2,270,896 km (0.101 R)
• M6: 2,745,121 km (0.081 R)
• M7: 5,774,029 km (0.084 R)
• M8: 7,129,386 km (0.084 R)
• M9: 11,027,757 km (0.072 R)
• M10: 13,241,356 km (0.087 R)
• M11: 17,179,670 km (0.055 R)
• M12: 19,940,947 km (0.036 R)
• M13: 26,793,128 km (0.086 R)
• M14: 28,354,032 km (0.115 R)
• M15: 28,599,523 km (0.093 R)
• M16: 29,974,626 km (0.116 R)
• M17: 32,586,904 km (0.113 R)
• M18: 35,631,520 km (0.118 R)
• M19: 44,226,516 km (0.074 R)
• M20: 50,604,621 km (0.11 R)
• M21: 50,965,900 km (0.041 R)
• M22: 53,918,065 km (0.066 R)
• M23: 54,483,993 km (0.045 R)
• M24: 57,963,041 km (0.085 R)
• M25: 60,973,100 km (0.087 R)
• M26: 66,218,899 km (0.114 R)
• M27: 71,757,611 km (0.119 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: 462 - 17,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit