🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.5 AU - 0.78 AU

Year: 189 Days

Day: 42.6 Hours

Environment

Temp: 170 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 6.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 11.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.8

Radius: 10.2

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.8 AU - 12.52 AU

Year: 14690 Days

Day: 5.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,097,997 km

• M1: 129,253 km (0.03 R)
• M2: 720,015 km (0.118 R)
• M3: 1,272,928 km (0.076 R)
• M4: 1,786,498 km (0.101 R)
• M5: 4,556,302 km (0.025 R)
• M6: 5,305,788 km (0.106 R)
• M7: 5,800,957 km (0.118 R)
• M8: 6,721,432 km (0.113 R)
• M9: 7,915,223 km (0.115 R)
• M10: 11,166,284 km (0.109 R)
• M11: 14,868,532 km (0.101 R)
• M12: 16,289,712 km (0.105 R)
• M13: 20,235,506 km (0.054 R)
• M14: 28,331,294 km (0.051 R)
• M15: 33,502,144 km (0.044 R)
• M16: 33,979,511 km (0.113 R)
• M17: 34,947,858 km (0.117 R)
• M18: 38,222,106 km (0.086 R)
• M19: 40,470,114 km (0.1 R)
• M20: 41,970,879 km (0.106 R)
• M21: 45,083,263 km (0.069 R)
• M22: 49,880,119 km (0.052 R)
• M23: 51,288,134 km (0.07 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.9

Radius: 6

Gravity: 21.05 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 12.01 AU - 18.27 AU

Year: 21735 Days

Day: 24.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 94,097,997 km

• M1: 75,397 km (0.104 R)
• M2: 293,062 km (0.085 R)
• M3: 559,346 km (0.06 R)
• M4: 1,569,282 km (0.118 R)
• M5: 2,122,644 km (0.08 R)
• M6: 2,901,451 km (0.095 R)
• M7: 3,517,196 km (0.07 R)
• M8: 3,920,063 km (0.095 R)
• M9: 5,719,276 km (0.095 R)
• M10: 6,499,878 km (0.044 R)
• M11: 7,300,226 km (0.082 R)
• M12: 13,234,475 km (0.101 R)
• M13: 14,748,704 km (0.106 R)
• M14: 17,318,198 km (0.055 R)
• M15: 18,206,809 km (0.099 R)
• M16: 18,479,227 km (0.085 R)
• M17: 19,786,712 km (0.103 R)
• M18: 26,323,092 km (0.065 R)
• M19: 31,746,613 km (0.117 R)
• M20: 36,128,335 km (0.039 R)
• M21: 55,182,167 km (0.065 R)
• M22: 56,906,132 km (0.08 R)
• M23: 60,461,176 km (0.044 R)
• M24: 69,990,710 km (0.12 R)
• M25: 77,344,642 km (0.034 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714

Radius: 5.3

Gravity: 25.42 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 16.11 AU - 18.83 AU

Year: 26941 Days

Day: 17.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,097,997 km

• M1: 73,453 km (0.075 R)
• M2: 544,387 km (0.054 R)
• M3: 2,479,884 km (0.091 R)
• M4: 3,538,139 km (0.036 R)
• M5: 4,132,192 km (0.114 R)
• M6: 5,600,944 km (0.09 R)
• M7: 6,933,562 km (0.119 R)
• M8: 7,182,942 km (0.109 R)
• M9: 12,686,647 km (0.096 R)
• M10: 14,224,214 km (0.12 R)
• M11: 15,625,348 km (0.112 R)
• M12: 21,725,800 km (0.108 R)
• M13: 22,152,602 km (0.049 R)
• M14: 28,856,831 km (0.064 R)
• M15: 29,372,495 km (0.077 R)
• M16: 29,632,645 km (0.114 R)
• M17: 33,296,148 km (0.067 R)
• M18: 35,309,585 km (0.104 R)
• M19: 64,584,094 km (0.098 R)
• M20: 64,803,703 km (0.045 R)
• M21: 75,214,369 km (0.116 R)
• M22: 81,966,319 km (0.072 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 11,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit