🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.49 AU - 0.51 AU

Year: 134 Days

Day: 35.2 Hours

Environment

Temp: 242 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.73 AU - 0.79 AU

Year: 251 Days

Day: 17.8 Hours

Environment

Temp: 126 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.9

Radius: 9.2

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.24 AU - 5.36 AU

Year: 3377 Days

Day: 5.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,013,060 km

• M1: 114,592 km (0.079 R)
• M2: 457,470 km (0.116 R)
• M3: 824,883 km (0.089 R)
• M4: 1,253,481 km (0.115 R)
• M5: 1,637,349 km (0.105 R)
• M6: 2,383,393 km (0.116 R)
• M7: 2,742,578 km (0.059 R)
• M8: 3,397,068 km (0.038 R)
• M9: 4,130,098 km (0.064 R)
• M10: 5,139,584 km (0.073 R)
• M11: 5,448,803 km (0.099 R)
• M12: 6,935,208 km (0.106 R)
• M13: 7,906,696 km (0.1 R)
• M14: 8,319,736 km (0.063 R)
• M15: 9,339,694 km (0.061 R)
• M16: 10,770,897 km (0.077 R)
• M17: 13,569,724 km (0.106 R)
• M18: 14,772,491 km (0.063 R)
• M19: 15,612,782 km (0.119 R)
• M20: 18,147,418 km (0.114 R)

Asteroid Belt

Center: 7.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.9

Radius: 9.6

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.41 AU - 10.67 AU

Year: 12049 Days

Day: 9.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,013,060 km

• M1: 119,379 km (0.086 R)
• M2: 754,123 km (0.108 R)
• M3: 1,061,546 km (0.051 R)
• M4: 1,577,360 km (0.11 R)
• M5: 3,384,652 km (0.118 R)
• M6: 3,930,385 km (0.047 R)
• M7: 4,507,384 km (0.086 R)
• M8: 6,446,322 km (0.095 R)
• M9: 9,266,541 km (0.118 R)
• M10: 10,567,145 km (0.072 R)
• M11: 11,334,881 km (0.062 R)
• M12: 12,714,024 km (0.113 R)
• M13: 19,429,173 km (0.076 R)
• M14: 22,781,512 km (0.093 R)
• M15: 24,142,404 km (0.066 R)
• M16: 25,135,285 km (0.1 R)
• M17: 26,414,197 km (0.085 R)
• M18: 27,379,402 km (0.075 R)
• M19: 28,095,976 km (0.088 R)
• M20: 29,753,820 km (0.093 R)
• M21: 30,991,144 km (0.054 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 17,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit