🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.84 AU - 0.9 AU

Year: 309 Days

Day: 37.6 Hours

Environment

Temp: 42 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.02 AU - 1.04 AU

Year: 398 Days

Day: 43.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.99 AU - 2.93 AU

Year: 1469 Days

Day: 30.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,130,297 km

• M1: 1,654,253 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.58 AU - 3.3 AU

Year: 1920 Days

Day: 34.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990

Radius: 9.8

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.13 AU - 4.67 AU

Year: 3515 Days

Day: 15 Hours

Environment

Temp: -134 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,130,297 km

• M1: 144,960 km (0.113 R)
• M2: 969,693 km (0.118 R)
• M3: 1,439,132 km (0.113 R)
• M4: 1,854,415 km (0.084 R)
• M5: 3,187,033 km (0.056 R)
• M6: 5,445,811 km (0.036 R)
• M7: 5,867,528 km (0.082 R)
• M8: 6,556,276 km (0.115 R)
• M9: 9,141,477 km (0.116 R)
• M10: 10,445,522 km (0.085 R)
• M11: 11,009,356 km (0.062 R)
• M12: 11,962,893 km (0.118 R)
• M13: 12,387,900 km (0.092 R)
• M14: 16,680,462 km (0.108 R)
• M15: 22,940,085 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.1

Radius: 6

Gravity: 18.67 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.82 AU - 15.94 AU

Year: 18637 Days

Day: 15.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,130,297 km

• M1: 144,512 km (0.083 R)
• M2: 474,225 km (0.103 R)
• M3: 723,007 km (0.111 R)
• M4: 1,241,513 km (0.12 R)
• M5: 1,622,838 km (0.119 R)
• M6: 2,617,364 km (0.036 R)
• M7: 4,028,671 km (0.075 R)
• M8: 4,316,198 km (0.114 R)
• M9: 4,515,612 km (0.101 R)
• M10: 4,932,691 km (0.114 R)
• M11: 5,645,375 km (0.098 R)
• M12: 6,684,781 km (0.086 R)
• M13: 10,090,227 km (0.086 R)
• M14: 11,547,759 km (0.106 R)
• M15: 11,739,394 km (0.075 R)
• M16: 11,998,048 km (0.112 R)
• M17: 16,190,379 km (0.108 R)
• M18: 17,331,362 km (0.105 R)
• M19: 21,844,281 km (0.035 R)
• M20: 25,109,853 km (0.107 R)
• M21: 29,750,529 km (0.037 R)
• M22: 32,461,691 km (0.063 R)
• M23: 32,971,670 km (0.079 R)
• M24: 34,007,785 km (0.102 R)
• M25: 37,945,500 km (0.105 R)
• M26: 39,515,380 km (0.117 R)
• M27: 40,243,024 km (0.082 R)
• M28: 48,680,045 km (0.086 R)
• M29: 51,216,925 km (0.101 R)
• M30: 52,430,314 km (0.083 R)
• M31: 53,840,573 km (0.103 R)
• M32: 57,105,546 km (0.067 R)
• M33: 57,848,599 km (0.119 R)
• M34: 61,660,951 km (0.104 R)
• M35: 70,630,540 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.3

Radius: 7

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 14.9 AU - 19.78 AU

Year: 27496 Days

Day: 22.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,130,297 km

• M1: 88,263 km (0.113 R)
• M2: 319,990 km (0.07 R)
• M3: 569,369 km (0.113 R)
• M4: 789,129 km (0.106 R)
• M5: 3,886,253 km (0.099 R)
• M6: 5,627,722 km (0.118 R)
• M7: 6,133,513 km (0.075 R)
• M8: 6,459,486 km (0.106 R)
• M9: 10,159,341 km (0.113 R)
• M10: 12,647,004 km (0.051 R)
• M11: 13,175,683 km (0.114 R)
• M12: 14,850,581 km (0.096 R)
• M13: 15,439,099 km (0.08 R)
• M14: 16,273,556 km (0.113 R)
• M15: 17,378,635 km (0.066 R)
• M16: 25,182,558 km (0.098 R)
• M17: 25,913,493 km (0.054 R)
• M18: 27,527,205 km (0.088 R)
• M19: 29,781,495 km (0.119 R)
• M20: 30,716,632 km (0.119 R)
• M21: 32,645,547 km (0.108 R)
• M22: 43,810,484 km (0.054 R)
• M23: 55,853,562 km (0.093 R)
• M24: 61,680,848 km (0.107 R)
• M25: 64,740,872 km (0.098 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: 182 - 11,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit