🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.9 AU - 1.02 AU

Year: 332 Days

Day: 28.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.91 AU - 1.39 AU

Year: 435 Days

Day: 38 Hours

Environment

Temp: 13 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.27 AU - 3.19 AU

Year: 1593 Days

Day: 21.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,486,439 km

• M1: 190,737 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.74 AU - 4.96 AU

Year: 3204 Days

Day: 39.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.9

Radius: 10.7

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.85 AU - 11.79 AU

Year: 11706 Days

Day: 14 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,486,439 km

• M1: 133,142 km (0.082 R)
• M2: 504,594 km (0.089 R)
• M3: 1,209,200 km (0.12 R)
• M4: 2,234,992 km (0.116 R)
• M5: 2,919,402 km (0.098 R)
• M6: 3,449,577 km (0.065 R)
• M7: 6,590,534 km (0.112 R)
• M8: 7,333,437 km (0.113 R)
• M9: 7,769,665 km (0.11 R)
• M10: 9,951,550 km (0.112 R)
• M11: 13,074,555 km (0.061 R)
• M12: 13,522,301 km (0.103 R)
• M13: 13,980,220 km (0.11 R)
• M14: 14,927,025 km (0.031 R)
• M15: 16,426,744 km (0.084 R)
• M16: 16,873,144 km (0.101 R)
• M17: 21,615,546 km (0.092 R)
• M18: 21,972,038 km (0.075 R)
• M19: 23,437,648 km (0.117 R)
• M20: 24,386,248 km (0.115 R)
• M21: 25,657,232 km (0.083 R)
• M22: 28,224,929 km (0.097 R)
• M23: 34,226,198 km (0.097 R)
• M24: 34,711,044 km (0.119 R)
• M25: 35,077,559 km (0.089 R)
• M26: 46,126,858 km (0.106 R)
• M27: 49,752,362 km (0.095 R)
• M28: 50,687,499 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.3

Radius: 12

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 11.12 AU - 14.89 AU

Year: 16551 Days

Day: 9.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,486,439 km

• M1: 149,299 km (0.051 R)
• M2: 652,845 km (0.079 R)
• M3: 1,711,848 km (0.05 R)
• M4: 2,914,615 km (0.107 R)
• M5: 4,258,154 km (0.112 R)
• M6: 5,266,892 km (0.085 R)
• M7: 10,989,460 km (0.112 R)
• M8: 12,990,331 km (0.116 R)
• M9: 16,263,981 km (0.117 R)
• M10: 21,702,761 km (0.108 R)
• M11: 24,216,455 km (0.093 R)
• M12: 25,453,330 km (0.115 R)
• M13: 28,632,434 km (0.049 R)
• M14: 29,023,034 km (0.087 R)
• M15: 29,715,223 km (0.1 R)
• M16: 31,338,660 km (0.09 R)
• M17: 33,992,376 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267

Radius: 5.9

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.97 AU - 22.04 AU

Year: 30405 Days

Day: 15.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,486,439 km

• M1: 73,453 km (0.083 R)
• M2: 352,153 km (0.071 R)
• M3: 724,502 km (0.093 R)
• M4: 1,002,007 km (0.109 R)
• M5: 1,754,933 km (0.112 R)
• M6: 2,218,387 km (0.077 R)
• M7: 2,808,700 km (0.096 R)
• M8: 4,230,179 km (0.08 R)
• M9: 5,244,901 km (0.058 R)
• M10: 6,242,121 km (0.103 R)
• M11: 7,219,144 km (0.073 R)
• M12: 8,243,142 km (0.055 R)
• M13: 11,505,273 km (0.111 R)
• M14: 12,287,520 km (0.113 R)
• M15: 22,651,362 km (0.069 R)
• M16: 29,942,911 km (0.091 R)
• M17: 33,982,054 km (0.065 R)
• M18: 34,911,655 km (0.119 R)
• M19: 49,932,029 km (0.062 R)
• M20: 51,827,285 km (0.07 R)
• M21: 53,591,492 km (0.076 R)
• M22: 55,944,218 km (0.071 R)
• M23: 56,681,885 km (0.115 R)
• M24: 61,243,872 km (0.08 R)
• M25: 65,431,416 km (0.034 R)
• M26: 70,660,460 km (0.07 R)
• M27: 72,172,894 km (0.117 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 15,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit