🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.1 AU - 1.14 AU

Year: 444 Days

Day: 24.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.12 AU - 1.72 AU

Year: 634 Days

Day: 22.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.98 AU - 4 AU

Year: 2987 Days

Day: 24.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,010,937 km

• M1: 25,132 km (0.099 R)
• M2: 152,440 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.26 AU - 5.3 AU

Year: 3318 Days

Day: 35.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,010,937 km

• M1: 569,070 km (0.112 R)
• M2: 591,660 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.7

Radius: 8.1

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.54 AU - 5.34 AU

Year: 3506 Days

Day: 7 Hours

Environment

Temp: -137 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,010,937 km

• M1: 100,679 km (0.092 R)
• M2: 358,885 km (0.089 R)
• M3: 749,037 km (0.077 R)
• M4: 1,062,294 km (0.109 R)
• M5: 1,583,942 km (0.112 R)
• M6: 1,846,487 km (0.098 R)
• M7: 2,110,676 km (0.102 R)
• M8: 2,716,099 km (0.119 R)
• M9: 2,971,313 km (0.05 R)
• M10: 4,405,208 km (0.05 R)
• M11: 4,735,072 km (0.101 R)
• M12: 7,009,408 km (0.06 R)
• M13: 8,780,198 km (0.079 R)
• M14: 10,830,287 km (0.082 R)
• M15: 11,697,506 km (0.091 R)
• M16: 13,132,150 km (0.092 R)
• M17: 13,817,009 km (0.093 R)
• M18: 14,680,338 km (0.106 R)
• M19: 15,525,267 km (0.109 R)
• M20: 17,081,534 km (0.112 R)
• M21: 18,135,151 km (0.092 R)
• M22: 20,178,509 km (0.085 R)
• M23: 21,488,837 km (0.111 R)
• M24: 22,370,566 km (0.113 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.1

Radius: 12

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.12 AU - 6.7 AU

Year: 5384 Days

Day: 14.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,010,937 km

• M1: 149,299 km (0.1 R)
• M2: 532,419 km (0.086 R)
• M3: 981,811 km (0.042 R)
• M4: 2,036,775 km (0.075 R)
• M5: 2,510,851 km (0.101 R)
• M6: 3,089,196 km (0.112 R)
• M7: 4,103,769 km (0.105 R)
• M8: 5,105,327 km (0.064 R)
• M9: 6,263,064 km (0.064 R)
• M10: 7,053,839 km (0.111 R)
• M11: 7,617,224 km (0.118 R)
• M12: 8,675,330 km (0.073 R)
• M13: 9,355,851 km (0.115 R)
• M14: 10,282,610 km (0.062 R)
• M15: 11,232,107 km (0.056 R)
• M16: 12,601,227 km (0.119 R)
• M17: 16,192,623 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.7

Radius: 11.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.31 AU - 10.37 AU

Year: 9026 Days

Day: 6.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,010,937 km

• M1: 140,921 km (0.087 R)
• M2: 520,152 km (0.1 R)
• M3: 1,189,602 km (0.091 R)
• M4: 1,546,992 km (0.097 R)
• M5: 1,911,262 km (0.08 R)
• M6: 2,318,468 km (0.096 R)
• M7: 5,066,431 km (0.089 R)
• M8: 6,058,115 km (0.082 R)
• M9: 8,098,481 km (0.101 R)
• M10: 14,463,870 km (0.074 R)
• M11: 16,447,089 km (0.061 R)
• M12: 17,324,630 km (0.06 R)
• M13: 17,805,288 km (0.083 R)
• M14: 25,272,915 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.5

Radius: 7.4

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 13.43 AU - 15.55 AU

Year: 20670 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,010,937 km

• M1: 103,522 km (0.116 R)
• M2: 507,436 km (0.066 R)
• M3: 815,907 km (0.114 R)
• M4: 1,056,759 km (0.112 R)
• M5: 1,704,219 km (0.103 R)
• M6: 2,371,575 km (0.074 R)
• M7: 3,388,541 km (0.108 R)
• M8: 5,345,431 km (0.119 R)
• M9: 6,124,387 km (0.117 R)
• M10: 9,782,504 km (0.086 R)
• M11: 10,527,651 km (0.087 R)
• M12: 12,260,293 km (0.102 R)
• M13: 13,748,643 km (0.111 R)
• M14: 16,998,806 km (0.11 R)
• M15: 18,074,116 km (0.051 R)
• M16: 23,428,523 km (0.087 R)
• M17: 29,167,246 km (0.1 R)
• M18: 37,538,294 km (0.087 R)
• M19: 41,086,606 km (0.119 R)
• M20: 41,970,281 km (0.12 R)
• M21: 42,416,831 km (0.045 R)
• M22: 46,579,691 km (0.102 R)
• M23: 66,559,533 km (0.064 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 17,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit