🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.42 AU - 0.6 AU

Year: 127 Days

Day: 29.2 Hours

Environment

Temp: 247 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.37 AU - 4.31 AU

Year: 2633 Days

Day: 36.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,916,848 km

• M1: 1,257,520 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.7

Radius: 14.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.25 AU - 10.25 AU

Year: 8290 Days

Day: 8.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,916,848 km

• M1: 179,218 km (0.109 R)
• M2: 746,194 km (0.111 R)
• M3: 2,981,635 km (0.116 R)
• M4: 4,890,654 km (0.073 R)
• M5: 5,539,310 km (0.108 R)
• M6: 6,209,957 km (0.111 R)
• M7: 6,972,009 km (0.103 R)
• M8: 7,959,804 km (0.1 R)
• M9: 8,771,522 km (0.115 R)
• M10: 9,266,242 km (0.068 R)
• M11: 11,647,690 km (0.086 R)
• M12: 14,975,944 km (0.118 R)
• M13: 15,750,113 km (0.077 R)
• M14: 16,280,886 km (0.037 R)
• M15: 17,731,237 km (0.107 R)
• M16: 19,492,603 km (0.088 R)
• M17: 21,207,144 km (0.078 R)
• M18: 22,432,650 km (0.103 R)
• M19: 24,402,704 km (0.094 R)
• M20: 26,115,151 km (0.102 R)
• M21: 33,552,858 km (0.081 R)
• M22: 36,584,907 km (0.088 R)
• M23: 37,165,945 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.1

Radius: 11.2

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 12.42 AU - 13.6 AU

Year: 16417 Days

Day: 7.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,916,848 km

• M1: 139,276 km (0.1 R)
• M2: 832,961 km (0.1 R)
• M3: 1,426,864 km (0.102 R)
• M4: 2,568,895 km (0.109 R)
• M5: 3,070,945 km (0.115 R)
• M6: 4,337,740 km (0.035 R)
• M7: 5,053,117 km (0.066 R)
• M8: 6,418,497 km (0.09 R)
• M9: 10,148,720 km (0.046 R)
• M10: 11,533,697 km (0.099 R)
• M11: 12,568,914 km (0.05 R)
• M12: 15,503,875 km (0.056 R)
• M13: 16,363,015 km (0.117 R)
• M14: 20,211,271 km (0.048 R)
• M15: 20,580,179 km (0.085 R)
• M16: 21,426,604 km (0.032 R)
• M17: 22,003,603 km (0.079 R)
• M18: 29,523,439 km (0.106 R)
• M19: 32,325,856 km (0.108 R)
• M20: 35,702,130 km (0.115 R)
• M21: 40,171,666 km (0.119 R)
• M22: 41,939,763 km (0.075 R)
• M23: 43,913,109 km (0.115 R)
• M24: 50,203,699 km (0.088 R)
• M25: 50,880,929 km (0.109 R)
• M26: 53,299,627 km (0.072 R)
• M27: 55,793,872 km (0.12 R)
• M28: 56,156,348 km (0.107 R)
• M29: 57,069,643 km (0.103 R)
• M30: 59,490,585 km (0.091 R)
• M31: 60,058,908 km (0.078 R)
• M32: 63,150,946 km (0.051 R)
• M33: 68,192,245 km (0.109 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 19,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit