🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.44 AU - 1.9 AU

Year: 800 Days

Day: 43.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.41 AU - 3.03 AU

Year: 1664 Days

Day: 21.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.1

Radius: 8.1

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.04 AU - 6.56 AU

Year: 5180 Days

Day: 6.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,096,016 km

• M1: 100,679 km (0.072 R)
• M2: 733,628 km (0.044 R)
• M3: 1,046,736 km (0.082 R)
• M4: 2,312,334 km (0.104 R)
• M5: 2,632,324 km (0.11 R)
• M6: 3,055,387 km (0.107 R)
• M7: 3,322,718 km (0.061 R)
• M8: 3,668,289 km (0.117 R)
• M9: 4,826,327 km (0.066 R)
• M10: 7,737,950 km (0.115 R)
• M11: 8,682,511 km (0.07 R)
• M12: 11,422,845 km (0.092 R)
• M13: 11,883,008 km (0.066 R)
• M14: 13,237,616 km (0.07 R)
• M15: 14,854,021 km (0.098 R)
• M16: 15,181,491 km (0.105 R)
• M17: 19,044,407 km (0.08 R)
• M18: 22,931,409 km (0.119 R)
• M19: 24,336,432 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 13.9

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 10.03 AU - 11.07 AU

Year: 12708 Days

Day: 10.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,096,016 km

• M1: 219,610 km (0.044 R)
• M2: 1,225,057 km (0.111 R)
• M3: 1,881,792 km (0.114 R)
• M4: 4,639,479 km (0.104 R)
• M5: 5,239,965 km (0.092 R)
• M6: 6,187,817 km (0.062 R)
• M7: 7,742,139 km (0.115 R)
• M8: 10,956,398 km (0.052 R)
• M9: 22,732,743 km (0.109 R)
• M10: 28,863,712 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.3

Radius: 12.2

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 10.48 AU - 12.22 AU

Year: 14181 Days

Day: 6.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,096,016 km

• M1: 159,920 km (0.12 R)
• M2: 570,267 km (0.081 R)
• M3: 964,906 km (0.043 R)
• M4: 1,552,228 km (0.098 R)
• M5: 3,069,000 km (0.096 R)
• M6: 3,901,213 km (0.103 R)
• M7: 9,542,399 km (0.079 R)
• M8: 30,519,462 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.3

Radius: 4.8

Gravity: 14.38 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 12.33 AU - 13.49 AU

Year: 17203 Days

Day: 19.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 78.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 37,096,016 km

• M1: 59,690 km (0.1 R)
• M2: 249,230 km (0.068 R)
• M3: 559,346 km (0.084 R)
• M4: 724,802 km (0.113 R)
• M5: 1,575,565 km (0.098 R)
• M6: 1,762,263 km (0.073 R)
• M7: 2,770,702 km (0.114 R)
• M8: 3,235,952 km (0.057 R)
• M9: 3,724,389 km (0.048 R)
• M10: 4,143,711 km (0.107 R)
• M11: 4,593,702 km (0.083 R)
• M12: 5,243,555 km (0.03 R)
• M13: 6,101,948 km (0.084 R)
• M14: 7,473,012 km (0.079 R)
• M15: 8,184,200 km (0.084 R)
• M16: 9,895,450 km (0.109 R)
• M17: 10,105,037 km (0.103 R)
• M18: 10,587,640 km (0.105 R)
• M19: 10,917,802 km (0.114 R)
• M20: 11,085,352 km (0.072 R)
• M21: 11,254,697 km (0.043 R)
• M22: 12,981,804 km (0.065 R)
• M23: 13,169,998 km (0.106 R)
• M24: 13,745,501 km (0.082 R)
• M25: 15,713,910 km (0.104 R)
• M26: 19,209,264 km (0.08 R)
• M27: 21,572,312 km (0.109 R)
• M28: 21,924,914 km (0.064 R)
• M29: 23,933,715 km (0.048 R)
• M30: 28,312,743 km (0.114 R)
• M31: 30,579,151 km (0.12 R)
• M32: 31,473,447 km (0.091 R)
• M33: 31,927,028 km (0.066 R)
• M34: 33,313,950 km (0.103 R)
• M35: 35,837,068 km (0.111 R)
• M36: 46,176,375 km (0.063 R)
• M37: 47,500,914 km (0.088 R)
• M38: 49,306,112 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.9

Radius: 5.3

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 13.95 AU - 20.83 AU

Year: 26894 Days

Day: 16.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,096,016 km

• M1: 195,973 km (0.038 R)
• M2: 444,306 km (0.119 R)
• M3: 2,034,381 km (0.119 R)
• M4: 3,051,348 km (0.107 R)
• M5: 5,212,738 km (0.057 R)
• M6: 7,253,552 km (0.107 R)
• M7: 7,555,740 km (0.051 R)
• M8: 16,129,493 km (0.087 R)
• M9: 17,910,306 km (0.103 R)
• M10: 21,162,863 km (0.119 R)
• M11: 33,549,716 km (0.063 R)
• M12: 35,132,162 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 15,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit