🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.2

Radius: 12.6

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.87 AU - 1.43 AU

Year: 809 Days

Day: 12.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,660,617 km

• M1: 156,779 km (0.07 R)
• M2: 600,037 km (0.115 R)
• M3: 1,070,223 km (0.084 R)
• M4: 1,753,586 km (0.083 R)
• M5: 2,938,102 km (0.105 R)
• M6: 3,475,757 km (0.105 R)
• M7: 3,901,512 km (0.101 R)
• M8: 4,391,146 km (0.112 R)
• M9: 5,145,868 km (0.103 R)
• M10: 6,039,565 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.9

Radius: 14.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.17 AU - 1.79 AU

Year: 1181 Days

Day: 7.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,660,617 km

• M1: 179,069 km (0.077 R)
• M2: 806,333 km (0.071 R)
• M3: 1,260,063 km (0.12 R)
• M4: 1,911,711 km (0.114 R)
• M5: 2,549,148 km (0.071 R)
• M6: 3,073,638 km (0.117 R)
• M7: 4,502,447 km (0.079 R)
• M8: 5,002,254 km (0.091 R)
• M9: 5,559,805 km (0.046 R)
• M10: 7,461,343 km (0.11 R)
• M11: 8,084,419 km (0.114 R)
• M12: 9,614,356 km (0.072 R)
• M13: 10,290,239 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.9

Radius: 15

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.07 AU - 3.29 AU

Year: 2878 Days

Day: 5 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,660,617 km

• M1: 186,549 km (0.115 R)
• M2: 675,734 km (0.094 R)
• M3: 1,410,409 km (0.077 R)
• M4: 2,556,029 km (0.11 R)
• M5: 3,669,337 km (0.088 R)
• M6: 4,951,690 km (0.062 R)
• M7: 8,420,864 km (0.077 R)
• M8: 12,579,386 km (0.115 R)
• M9: 13,701,519 km (0.073 R)
• M10: 14,470,602 km (0.066 R)
• M11: 17,574,608 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.7

Radius: 3.8

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.05 AU - 10.05 AU

Year: 17860 Days

Day: 15.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,660,617 km

• M1: 53,855 km (0.119 R)
• M2: 414,984 km (0.068 R)
• M3: 868,116 km (0.081 R)
• M4: 1,101,938 km (0.084 R)
• M5: 1,276,070 km (0.115 R)
• M6: 2,043,208 km (0.101 R)
• M7: 2,775,938 km (0.059 R)
• M8: 4,167,049 km (0.081 R)
• M9: 4,798,352 km (0.099 R)
• M10: 5,168,457 km (0.108 R)
• M11: 7,189,973 km (0.031 R)
• M12: 8,008,722 km (0.095 R)
• M13: 8,484,443 km (0.077 R)
• M14: 10,273,634 km (0.059 R)
• M15: 12,699,363 km (0.12 R)
• M16: 13,828,977 km (0.084 R)
• M17: 14,766,955 km (0.095 R)
• M18: 16,768,575 km (0.115 R)
• M19: 18,272,632 km (0.057 R)
• M20: 19,477,194 km (0.076 R)
• M21: 20,733,816 km (0.108 R)
• M22: 26,020,455 km (0.105 R)
• M23: 29,526,730 km (0.064 R)
• M24: 32,031,298 km (0.093 R)
• M25: 33,225,238 km (0.101 R)
• M26: 36,748,717 km (0.102 R)
• M27: 39,272,134 km (0.109 R)
• M28: 41,780,441 km (0.094 R)
• M29: 43,335,511 km (0.093 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 10,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit