🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.5 AU - 0.82 AU

Year: 205 Days

Day: 30.8 Hours

Environment

Temp: 179 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.92 AU - 1.28 AU

Year: 442 Days

Day: 33.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,918,067 km

• M1: 62,083 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.98 AU - 1.34 AU

Year: 478 Days

Day: 37.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.84 AU - 2.86 AU

Year: 1379 Days

Day: 12.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562

Radius: 13

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.21 AU - 7.45 AU

Year: 7598 Days

Day: 11 Hours

Environment

Temp: -172 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,918,067 km

• M1: 161,715 km (0.116 R)
• M2: 591,061 km (0.103 R)
• M3: 1,078,451 km (0.111 R)
• M4: 1,611,019 km (0.05 R)
• M5: 2,334,774 km (0.117 R)
• M6: 3,181,947 km (0.114 R)
• M7: 5,858,701 km (0.088 R)
• M8: 6,730,259 km (0.082 R)
• M9: 7,234,403 km (0.103 R)
• M10: 8,278,297 km (0.12 R)
• M11: 9,868,672 km (0.092 R)
• M12: 16,236,605 km (0.113 R)
• M13: 17,613,653 km (0.104 R)
• M14: 19,424,835 km (0.107 R)
• M15: 20,524,678 km (0.111 R)
• M16: 21,743,153 km (0.105 R)
• M17: 27,282,912 km (0.092 R)
• M18: 28,568,406 km (0.083 R)
• M19: 29,797,801 km (0.051 R)
• M20: 34,011,226 km (0.052 R)
• M21: 36,920,455 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.9

Radius: 13.7

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.81 AU - 10.23 AU

Year: 12144 Days

Day: 9.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,918,067 km

• M1: 221,106 km (0.097 R)
• M2: 973,882 km (0.113 R)
• M3: 1,555,967 km (0.099 R)
• M4: 2,214,647 km (0.094 R)
• M5: 2,695,454 km (0.062 R)
• M6: 4,155,829 km (0.103 R)
• M7: 5,027,087 km (0.087 R)
• M8: 6,168,369 km (0.075 R)
• M9: 6,800,719 km (0.117 R)
• M10: 9,565,587 km (0.093 R)
• M11: 10,970,012 km (0.117 R)
• M12: 12,262,238 km (0.093 R)
• M13: 13,328,572 km (0.118 R)
• M14: 14,524,158 km (0.12 R)
• M15: 15,289,202 km (0.115 R)
• M16: 15,862,311 km (0.107 R)
• M17: 16,824,375 km (0.043 R)
• M18: 18,783,359 km (0.117 R)
• M19: 19,691,717 km (0.105 R)
• M20: 22,318,506 km (0.062 R)
• M21: 23,526,360 km (0.08 R)
• M22: 24,973,719 km (0.108 R)
• M23: 27,621,751 km (0.095 R)
• M24: 31,245,759 km (0.109 R)
• M25: 34,437,729 km (0.092 R)
• M26: 35,175,546 km (0.081 R)
• M27: 35,923,834 km (0.074 R)
• M28: 46,343,924 km (0.103 R)
• M29: 48,614,371 km (0.096 R)
• M30: 56,717,938 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.1

Radius: 7.7

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 13.05 AU - 13.19 AU

Year: 18196 Days

Day: 20.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,918,067 km

• M1: 95,743 km (0.084 R)
• M2: 907,161 km (0.099 R)
• M3: 1,149,061 km (0.052 R)
• M4: 1,540,708 km (0.099 R)
• M5: 3,822,824 km (0.118 R)
• M6: 4,121,721 km (0.113 R)
• M7: 5,077,651 km (0.053 R)
• M8: 9,034,215 km (0.111 R)
• M9: 10,175,198 km (0.114 R)
• M10: 11,655,170 km (0.034 R)
• M11: 12,221,548 km (0.11 R)
• M12: 15,481,435 km (0.098 R)
• M13: 17,840,593 km (0.087 R)
• M14: 20,701,204 km (0.037 R)
• M15: 25,491,926 km (0.097 R)
• M16: 29,796,006 km (0.119 R)
• M17: 31,331,928 km (0.119 R)
• M18: 40,804,914 km (0.105 R)
• M19: 41,236,503 km (0.1 R)
• M20: 41,816,494 km (0.064 R)
• M21: 42,402,170 km (0.066 R)
• M22: 51,518,066 km (0.085 R)
• M23: 52,190,957 km (0.093 R)
• M24: 52,529,647 km (0.064 R)
• M25: 57,967,978 km (0.086 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 11,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit