🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.52 AU - 0.52 AU

Year: 136 Days

Day: 21.5 Hours

Environment

Temp: 228 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.69 AU - 1.01 AU

Year: 285 Days

Day: 15 Hours

Environment

Temp: 143 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.52 AU - 3.96 AU

Year: 2120 Days

Day: 19.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.8

Radius: 11.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.06 AU - 9.56 AU

Year: 8706 Days

Day: 9.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,913,246 km

• M1: 148,401 km (0.034 R)
• M2: 658,231 km (0.054 R)
• M3: 1,072,617 km (0.025 R)
• M4: 1,654,403 km (0.088 R)
• M5: 2,090,630 km (0.059 R)
• M6: 3,239,392 km (0.064 R)
• M7: 4,089,856 km (0.102 R)
• M8: 4,821,240 km (0.033 R)
• M9: 5,580,599 km (0.08 R)
• M10: 6,201,131 km (0.075 R)
• M11: 7,510,561 km (0.063 R)
• M12: 8,046,421 km (0.095 R)
• M13: 8,839,439 km (0.091 R)
• M14: 9,396,691 km (0.036 R)
• M15: 10,892,520 km (0.081 R)
• M16: 11,910,833 km (0.076 R)
• M17: 14,189,956 km (0.078 R)
• M18: 16,153,129 km (0.073 R)
• M19: 19,527,908 km (0.075 R)
• M20: 21,521,748 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.4

Radius: 5.3

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.07 AU - 15.93 AU

Year: 19038 Days

Day: 19.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,913,246 km

• M1: 66,122 km (0.114 R)
• M2: 371,452 km (0.105 R)
• M3: 1,466,358 km (0.068 R)
• M4: 2,258,479 km (0.057 R)
• M5: 4,312,159 km (0.107 R)
• M6: 5,752,637 km (0.115 R)
• M7: 5,966,412 km (0.09 R)
• M8: 6,678,199 km (0.108 R)
• M9: 9,394,746 km (0.064 R)
• M10: 11,436,009 km (0.08 R)
• M11: 12,589,558 km (0.111 R)
• M12: 14,073,569 km (0.096 R)
• M13: 17,458,371 km (0.076 R)
• M14: 21,604,027 km (0.049 R)
• M15: 23,995,050 km (0.091 R)
• M16: 26,458,777 km (0.117 R)
• M17: 26,852,219 km (0.119 R)
• M18: 29,086,164 km (0.036 R)
• M19: 38,502,902 km (0.048 R)
• M20: 39,262,410 km (0.109 R)
• M21: 45,842,173 km (0.076 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 18,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit