🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.66 AU - 0.86 AU

Year: 251 Days

Day: 15.6 Hours

Environment

Temp: 161 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.1

Radius: 14.6

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.28 AU - 7.66 AU

Year: 7733 Days

Day: 14.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,357,476 km

• M1: 181,761 km (0.069 R)
• M2: 682,465 km (0.072 R)
• M3: 1,277,715 km (0.084 R)
• M4: 2,127,431 km (0.058 R)
• M5: 4,469,835 km (0.069 R)
• M6: 4,926,407 km (0.089 R)
• M7: 5,775,076 km (0.107 R)
• M8: 7,540,929 km (0.087 R)
• M9: 8,739,358 km (0.085 R)
• M10: 9,347,773 km (0.095 R)
• M11: 12,377,429 km (0.101 R)
• M12: 15,852,587 km (0.067 R)
• M13: 18,677,145 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.7

Radius: 14.4

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 10.53 AU - 10.99 AU

Year: 13368 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,357,476 km

• M1: 179,069 km (0.054 R)
• M2: 734,825 km (0.103 R)
• M3: 2,793,291 km (0.06 R)
• M4: 3,372,385 km (0.089 R)
• M5: 4,363,620 km (0.089 R)
• M6: 5,374,902 km (0.058 R)
• M7: 7,360,814 km (0.118 R)
• M8: 8,033,705 km (0.116 R)
• M9: 8,747,287 km (0.033 R)
• M10: 10,301,609 km (0.101 R)
• M11: 13,028,927 km (0.12 R)
• M12: 13,764,201 km (0.072 R)
• M13: 15,385,094 km (0.092 R)
• M14: 16,346,559 km (0.112 R)
• M15: 17,715,230 km (0.112 R)
• M16: 18,771,690 km (0.068 R)
• M17: 19,393,868 km (0.085 R)
• M18: 21,766,041 km (0.05 R)
• M19: 24,879,323 km (0.063 R)
• M20: 25,535,758 km (0.116 R)
• M21: 29,096,786 km (0.101 R)
• M22: 30,460,221 km (0.107 R)
• M23: 36,342,559 km (0.078 R)
• M24: 39,296,668 km (0.063 R)
• M25: 44,845,702 km (0.101 R)
• M26: 48,385,337 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.5

Radius: 3.5

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 11.26 AU - 18.52 AU

Year: 21762 Days

Day: 22.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,357,476 km

• M1: 43,533 km (0.083 R)
• M2: 176,226 km (0.109 R)
• M3: 310,416 km (0.047 R)
• M4: 547,379 km (0.076 R)
• M5: 756,516 km (0.082 R)
• M6: 934,089 km (0.085 R)
• M7: 1,071,121 km (0.086 R)
• M8: 1,425,967 km (0.112 R)
• M9: 1,886,728 km (0.097 R)
• M10: 3,753,111 km (0.093 R)
• M11: 4,019,246 km (0.094 R)
• M12: 7,127,441 km (0.094 R)
• M13: 8,486,837 km (0.105 R)
• M14: 9,760,812 km (0.112 R)
• M15: 10,942,187 km (0.089 R)
• M16: 12,158,118 km (0.085 R)
• M17: 12,858,087 km (0.116 R)
• M18: 17,193,283 km (0.077 R)
• M19: 24,177,559 km (0.085 R)
• M20: 24,817,389 km (0.064 R)
• M21: 25,002,292 km (0.119 R)
• M22: 26,514,577 km (0.06 R)
• M23: 31,199,833 km (0.12 R)
• M24: 33,398,323 km (0.108 R)
• M25: 36,527,013 km (0.08 R)
• M26: 38,966,655 km (0.111 R)
• M27: 41,773,261 km (0.091 R)
• M28: 42,034,758 km (0.099 R)
• M29: 43,493,337 km (0.059 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 14,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit