🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873

Radius: 13.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.94 AU - 1.07 AU

Year: 690 Days

Day: 8.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,770,919 km

• M1: 164,408 km (0.12 R)
• M2: 638,783 km (0.065 R)
• M3: 1,066,483 km (0.113 R)
• M4: 1,538,016 km (0.115 R)
• M5: 2,402,991 km (0.105 R)
• M6: 2,958,597 km (0.042 R)
• M7: 3,447,633 km (0.084 R)
• M8: 3,886,403 km (0.111 R)
• M9: 4,459,363 km (0.04 R)
• M10: 5,177,582 km (0.087 R)
• M11: 6,694,355 km (0.056 R)
• M12: 7,567,558 km (0.082 R)
• M13: 8,389,449 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.9

Radius: 12.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.93 AU - 1.11 AU

Year: 711 Days

Day: 10.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,770,919 km

• M1: 150,944 km (0.075 R)
• M2: 829,670 km (0.098 R)
• M3: 1,209,499 km (0.104 R)
• M4: 1,789,789 km (0.03 R)
• M5: 2,996,146 km (0.109 R)
• M6: 3,992,618 km (0.046 R)
• M7: 4,891,252 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.3

Radius: 11.4

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.49 AU - 3.07 AU

Year: 3199 Days

Day: 5.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,770,919 km

• M1: 141,819 km (0.106 R)
• M2: 562,937 km (0.082 R)
• M3: 917,783 km (0.092 R)
• M4: 1,784,403 km (0.119 R)
• M5: 2,721,484 km (0.085 R)
• M6: 3,644,055 km (0.047 R)
• M7: 4,273,862 km (0.102 R)
• M8: 5,316,110 km (0.118 R)
• M9: 5,857,205 km (0.092 R)
• M10: 6,752,249 km (0.119 R)
• M11: 14,232,891 km (0.048 R)
• M12: 15,950,424 km (0.116 R)
• M13: 18,488,502 km (0.116 R)
• M14: 20,716,762 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.4

Radius: 6.5

Gravity: 17.57 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.1 AU - 9.26 AU

Year: 16149 Days

Day: 19.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,770,919 km

• M1: 81,082 km (0.062 R)
• M2: 332,855 km (0.05 R)
• M3: 716,723 km (0.117 R)
• M4: 1,100,891 km (0.06 R)
• M5: 1,535,173 km (0.062 R)
• M6: 1,945,221 km (0.106 R)
• M7: 2,216,741 km (0.088 R)
• M8: 2,884,696 km (0.091 R)
• M9: 3,372,385 km (0.079 R)
• M10: 4,034,655 km (0.036 R)
• M11: 4,849,215 km (0.071 R)
• M12: 5,652,556 km (0.077 R)
• M13: 6,086,090 km (0.052 R)
• M14: 9,166,011 km (0.092 R)
• M15: 11,904,699 km (0.097 R)
• M16: 12,882,321 km (0.061 R)
• M17: 13,771,980 km (0.057 R)
• M18: 13,982,913 km (0.119 R)
• M19: 15,369,685 km (0.092 R)
• M20: 15,749,365 km (0.067 R)
• M21: 18,499,123 km (0.052 R)
• M22: 20,439,557 km (0.061 R)
• M23: 22,221,118 km (0.101 R)
• M24: 23,598,316 km (0.088 R)
• M25: 27,068,089 km (0.114 R)
• M26: 34,092,457 km (0.081 R)
• M27: 34,738,122 km (0.117 R)
• M28: 35,392,014 km (0.105 R)
• M29: 36,724,482 km (0.086 R)
• M30: 39,206,311 km (0.074 R)
• M31: 42,240,604 km (0.111 R)
• M32: 42,537,556 km (0.098 R)
• M33: 44,501,477 km (0.113 R)
• M34: 46,367,112 km (0.092 R)
• M35: 48,935,109 km (0.102 R)
• M36: 61,288,303 km (0.051 R)
• M37: 64,377,050 km (0.083 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 11,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit