🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.39 AU - 0.65 AU

Year: 131 Days

Day: 44 Hours

Environment

Temp: 209 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,563,284 km

• M1: 39,643 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.4 AU - 0.64 AU

Year: 131 Days

Day: 24.7 Hours

Environment

Temp: 251 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.5

Radius: 13.8

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.55 AU - 9.15 AU

Year: 6971 Days

Day: 7.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,563,284 km

• M1: 171,589 km (0.076 R)
• M2: 937,380 km (0.078 R)
• M3: 1,472,492 km (0.078 R)
• M4: 2,153,013 km (0.043 R)
• M5: 2,643,694 km (0.103 R)
• M6: 3,248,518 km (0.107 R)
• M7: 3,702,248 km (0.07 R)
• M8: 6,359,854 km (0.113 R)
• M9: 9,222,858 km (0.095 R)
• M10: 11,257,838 km (0.057 R)
• M11: 12,554,403 km (0.048 R)
• M12: 14,109,174 km (0.092 R)
• M13: 14,933,009 km (0.098 R)
• M14: 16,140,264 km (0.082 R)
• M15: 17,912,999 km (0.089 R)
• M16: 24,473,464 km (0.106 R)
• M17: 26,068,327 km (0.115 R)
• M18: 28,243,928 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86

Radius: 10.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.59 AU - 12.21 AU

Year: 11733 Days

Day: 10.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,563,284 km

• M1: 129,701 km (0.102 R)
• M2: 539,600 km (0.05 R)
• M3: 1,066,932 km (0.087 R)
• M4: 1,779,317 km (0.092 R)
• M5: 4,085,219 km (0.12 R)
• M6: 4,454,426 km (0.098 R)
• M7: 5,024,244 km (0.12 R)
• M8: 7,259,386 km (0.05 R)
• M9: 8,264,983 km (0.073 R)
• M10: 15,543,219 km (0.109 R)
• M11: 16,447,388 km (0.042 R)
• M12: 18,924,430 km (0.087 R)
• M13: 20,351,294 km (0.081 R)
• M14: 24,007,167 km (0.069 R)
• M15: 25,368,358 km (0.104 R)
• M16: 26,541,505 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.9

Radius: 7.4

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 14.45 AU - 15.75 AU

Year: 20528 Days

Day: 22.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,563,284 km

• M1: 92,751 km (0.077 R)
• M2: 374,743 km (0.05 R)
• M3: 1,356,105 km (0.067 R)
• M4: 2,509,504 km (0.07 R)
• M5: 3,395,722 km (0.091 R)
• M6: 3,803,376 km (0.093 R)
• M7: 5,039,204 km (0.096 R)
• M8: 6,095,964 km (0.1 R)
• M9: 8,123,763 km (0.078 R)
• M10: 8,431,336 km (0.034 R)
• M11: 17,078,841 km (0.073 R)
• M12: 17,330,315 km (0.072 R)
• M13: 18,273,530 km (0.094 R)
• M14: 23,923,841 km (0.034 R)
• M15: 50,324,873 km (0.095 R)
• M16: 51,537,364 km (0.109 R)
• M17: 58,081,972 km (0.119 R)
• M18: 64,751,793 km (0.11 R)
• M19: 72,790,285 km (0.073 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 10,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit