🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.76 AU - 0.98 AU

Year: 299 Days

Day: 13.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.01 AU - 1.37 AU

Year: 479 Days

Day: 14.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,954,231 km

• M1: 197,619 km (0.08 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.09 AU - 3.99 AU

Year: 2457 Days

Day: 36.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.7

Radius: 13.5

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.17 AU - 9.89 AU

Year: 9192 Days

Day: 8.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,954,231 km

• M1: 169,046 km (0.088 R)
• M2: 608,115 km (0.117 R)
• M3: 1,044,792 km (0.066 R)
• M4: 1,632,861 km (0.066 R)
• M5: 2,258,030 km (0.118 R)
• M6: 3,039,829 km (0.107 R)
• M7: 3,840,626 km (0.093 R)
• M8: 5,143,175 km (0.104 R)
• M9: 5,626,376 km (0.062 R)
• M10: 7,501,735 km (0.073 R)
• M11: 7,997,801 km (0.101 R)
• M12: 8,873,547 km (0.087 R)
• M13: 9,523,849 km (0.077 R)
• M14: 10,007,798 km (0.052 R)
• M15: 11,289,703 km (0.071 R)
• M16: 11,722,190 km (0.119 R)
• M17: 12,736,314 km (0.118 R)
• M18: 13,504,349 km (0.11 R)
• M19: 15,068,096 km (0.114 R)
• M20: 17,962,516 km (0.085 R)
• M21: 19,004,614 km (0.088 R)
• M22: 19,540,474 km (0.083 R)
• M23: 20,086,506 km (0.11 R)
• M24: 23,143,838 km (0.115 R)
• M25: 25,934,137 km (0.066 R)
• M26: 27,556,077 km (0.071 R)
• M27: 34,610,066 km (0.061 R)
• M28: 39,102,340 km (0.092 R)
• M29: 40,220,584 km (0.114 R)
• M30: 44,638,209 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.6

Radius: 7

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 18.55 AU - 20.47 AU

Year: 31795 Days

Day: 18.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,954,231 km

• M1: 87,066 km (0.112 R)
• M2: 343,178 km (0.119 R)
• M3: 575,204 km (0.076 R)
• M4: 894,894 km (0.071 R)
• M5: 1,514,978 km (0.107 R)
• M6: 2,034,681 km (0.035 R)
• M7: 2,391,172 km (0.048 R)
• M8: 3,121,808 km (0.117 R)
• M9: 8,903,916 km (0.111 R)
• M10: 9,915,945 km (0.035 R)
• M11: 15,432,068 km (0.077 R)
• M12: 20,826,118 km (0.051 R)
• M13: 21,114,991 km (0.062 R)
• M14: 27,470,807 km (0.099 R)
• M15: 38,063,533 km (0.106 R)
• M16: 38,785,492 km (0.042 R)
• M17: 45,375,727 km (0.092 R)
• M18: 54,477,561 km (0.098 R)
• M19: 64,315,416 km (0.103 R)
• M20: 67,840,690 km (0.099 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 14,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit