🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.7 AU - 1.9 AU

Year: 869 Days

Day: 17.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.81 AU - 2.73 AU

Year: 1231 Days

Day: 38 Hours

Environment

Temp: -64 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.29 AU - 2.79 AU

Year: 1457 Days

Day: 40.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.8

Radius: 8.7

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.98 AU - 6.52 AU

Year: 4329 Days

Day: 14.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,262,394 km

• M1: 108,458 km (0.086 R)
• M2: 566,078 km (0.087 R)
• M3: 1,025,194 km (0.068 R)
• M4: 1,439,132 km (0.044 R)
• M5: 1,974,243 km (0.104 R)
• M6: 2,308,744 km (0.079 R)
• M7: 2,606,593 km (0.114 R)
• M8: 2,994,650 km (0.064 R)
• M9: 5,669,909 km (0.11 R)
• M10: 6,433,307 km (0.068 R)
• M11: 6,969,615 km (0.088 R)
• M12: 8,131,243 km (0.086 R)
• M13: 9,310,971 km (0.1 R)
• M14: 11,633,778 km (0.095 R)
• M15: 12,515,657 km (0.04 R)
• M16: 16,235,109 km (0.06 R)
• M17: 17,335,551 km (0.06 R)
• M18: 17,931,399 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 8.8

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.55 AU - 8.67 AU

Year: 7555 Days

Day: 10.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 40,262,394 km

• M1: 109,954 km (0.092 R)
• M2: 470,784 km (0.055 R)
• M3: 944,561 km (0.084 R)
• M4: 1,500,616 km (0.063 R)
• M5: 2,876,767 km (0.109 R)
• M6: 4,043,331 km (0.075 R)
• M7: 4,439,915 km (0.093 R)
• M8: 4,979,515 km (0.113 R)
• M9: 6,292,685 km (0.059 R)
• M10: 6,717,244 km (0.099 R)
• M11: 7,160,951 km (0.093 R)
• M12: 9,045,286 km (0.093 R)
• M13: 9,586,680 km (0.053 R)
• M14: 10,054,174 km (0.116 R)
• M15: 11,444,686 km (0.106 R)
• M16: 12,458,361 km (0.054 R)
• M17: 14,119,346 km (0.098 R)
• M18: 14,541,362 km (0.057 R)
• M19: 15,159,051 km (0.106 R)
• M20: 15,474,254 km (0.073 R)
• M21: 17,048,921 km (0.047 R)
• M22: 19,164,086 km (0.026 R)
• M23: 24,768,321 km (0.08 R)
• M24: 27,847,344 km (0.08 R)
• M25: 28,607,302 km (0.105 R)
• M26: 29,283,484 km (0.113 R)
• M27: 31,376,059 km (0.113 R)
• M28: 33,141,613 km (0.105 R)
• M29: 35,745,364 km (0.041 R)
• M30: 36,192,213 km (0.11 R)
• M31: 39,425,023 km (0.079 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 19,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit