🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.42 AU - 0.62 AU

Year: 131 Days

Day: 27.4 Hours

Environment

Temp: 251 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,959,774 km

• M1: 212,279 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.18 AU - 1.72 AU

Year: 608 Days

Day: 20.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 46.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,959,774 km

• M1: 133,591 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.88 AU - 4.1 AU

Year: 2776 Days

Day: 17.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,959,774 km

• M1: 31,864 km (0.056 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.18 AU - 5.72 AU

Year: 4431 Days

Day: 44.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.4

Radius: 13.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 12.5 AU - 13.14 AU

Year: 15985 Days

Day: 14.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,959,774 km

• M1: 168,298 km (0.055 R)
• M2: 889,509 km (0.057 R)
• M3: 1,380,340 km (0.039 R)
• M4: 2,217,040 km (0.088 R)
• M5: 4,571,412 km (0.113 R)
• M6: 7,629,192 km (0.082 R)
• M7: 10,158,892 km (0.098 R)
• M8: 10,592,576 km (0.072 R)
• M9: 11,266,365 km (0.093 R)
• M10: 14,658,647 km (0.081 R)
• M11: 16,438,861 km (0.117 R)
• M12: 22,458,380 km (0.119 R)
• M13: 24,526,571 km (0.11 R)
• M14: 25,210,532 km (0.037 R)
• M15: 28,393,377 km (0.11 R)
• M16: 30,359,691 km (0.089 R)
• M17: 31,835,175 km (0.104 R)
• M18: 42,682,068 km (0.074 R)
• M19: 43,957,539 km (0.085 R)
• M20: 44,821,766 km (0.082 R)
• M21: 45,404,300 km (0.118 R)
• M22: 51,828,930 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440

Radius: 7.7

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 15.81 AU - 23.17 AU

Year: 29965 Days

Day: 20.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 63.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,959,774 km

• M1: 95,743 km (0.107 R)
• M2: 782,696 km (0.097 R)
• M3: 3,237,896 km (0.09 R)
• M4: 3,872,640 km (0.064 R)
• M5: 4,770,227 km (0.043 R)
• M6: 6,232,696 km (0.114 R)
• M7: 8,618,034 km (0.116 R)
• M8: 10,636,708 km (0.037 R)
• M9: 11,961,098 km (0.09 R)
• M10: 17,640,880 km (0.106 R)
• M11: 31,087,934 km (0.105 R)
• M12: 33,635,735 km (0.077 R)
• M13: 43,893,511 km (0.118 R)
• M14: 64,587,385 km (0.077 R)
• M15: 73,018,122 km (0.11 R)
• M16: 84,933,593 km (0.113 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 17,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit