🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.54 AU - 0.56 AU

Year: 150 Days

Day: 20.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.6 AU - 0.94 AU

Year: 248 Days

Day: 26.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.9 AU - 1.3 AU

Year: 424 Days

Day: 16.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 53,893,353 km

• M1: 134,638 km (0.1 R)
• M2: 526,435 km (0.088 R)

Asteroid Belt

Center: 6.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 11.4

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 11.36 AU - 13.12 AU

Year: 15720 Days

Day: 15 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,893,353 km

• M1: 141,819 km (0.09 R)
• M2: 1,156,990 km (0.03 R)
• M3: 2,144,186 km (0.074 R)
• M4: 3,429,531 km (0.111 R)
• M5: 3,946,242 km (0.118 R)
• M6: 4,648,006 km (0.105 R)
• M7: 6,135,457 km (0.114 R)
• M8: 6,509,901 km (0.054 R)
• M9: 7,631,287 km (0.091 R)
• M10: 9,466,553 km (0.05 R)
• M11: 10,081,700 km (0.092 R)
• M12: 16,082,070 km (0.069 R)
• M13: 17,782,848 km (0.075 R)
• M14: 18,633,612 km (0.071 R)
• M15: 40,100,158 km (0.055 R)
• M16: 50,410,593 km (0.101 R)
• M17: 55,093,305 km (0.112 R)
• M18: 60,627,529 km (0.085 R)
• M19: 64,913,957 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.4

Radius: 6.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 13.32 AU - 17.66 AU

Year: 22379 Days

Day: 21.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,893,353 km

• M1: 85,869 km (0.113 R)
• M2: 364,420 km (0.074 R)
• M3: 690,544 km (0.073 R)
• M4: 2,090,630 km (0.113 R)
• M5: 2,991,957 km (0.045 R)
• M6: 5,087,674 km (0.082 R)
• M7: 8,325,421 km (0.054 R)
• M8: 9,038,105 km (0.055 R)
• M9: 9,636,945 km (0.075 R)
• M10: 10,748,009 km (0.118 R)
• M11: 12,060,431 km (0.114 R)
• M12: 12,601,825 km (0.1 R)
• M13: 13,222,357 km (0.117 R)
• M14: 13,733,384 km (0.044 R)
• M15: 14,862,698 km (0.103 R)
• M16: 15,137,210 km (0.026 R)
• M17: 17,993,632 km (0.083 R)
• M18: 21,017,902 km (0.03 R)
• M19: 22,695,194 km (0.089 R)
• M20: 25,035,503 km (0.064 R)
• M21: 25,424,308 km (0.106 R)
• M22: 25,916,036 km (0.119 R)
• M23: 28,470,120 km (0.034 R)
• M24: 32,091,735 km (0.047 R)
• M25: 37,890,747 km (0.097 R)
• M26: 42,948,801 km (0.11 R)
• M27: 43,646,076 km (0.049 R)
• M28: 51,351,713 km (0.034 R)
• M29: 52,295,227 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 16,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit