🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.6

Radius: 13.8

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.61 AU - 0.75 AU

Year: 357 Days

Day: 10.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,545,793 km

• M1: 171,589 km (0.106 R)
• M2: 678,726 km (0.072 R)
• M3: 1,183,469 km (0.113 R)
• M4: 1,845,290 km (0.079 R)
• M5: 2,285,556 km (0.097 R)
• M6: 2,837,872 km (0.112 R)
• M7: 3,684,596 km (0.087 R)
• M8: 4,506,636 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.1

Radius: 8.3

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.82 AU - 1.2 AU

Year: 645 Days

Day: 8.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,545,793 km

• M1: 104,868 km (0.083 R)
• M2: 435,479 km (0.112 R)
• M3: 800,349 km (0.046 R)
• M4: 1,098,796 km (0.113 R)
• M5: 1,483,562 km (0.116 R)
• M6: 2,586,398 km (0.11 R)
• M7: 2,972,061 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.2

Radius: 12.5

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.39 AU - 1.49 AU

Year: 1099 Days

Day: 14.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,545,793 km

• M1: 155,432 km (0.108 R)
• M2: 681,418 km (0.085 R)
• M3: 1,263,653 km (0.086 R)
• M4: 1,790,687 km (0.072 R)
• M5: 2,408,376 km (0.088 R)
• M6: 2,834,730 km (0.055 R)
• M7: 3,478,001 km (0.07 R)
• M8: 3,949,085 km (0.113 R)
• M9: 4,649,651 km (0.085 R)
• M10: 6,027,448 km (0.071 R)
• M11: 7,002,976 km (0.108 R)
• M12: 7,931,230 km (0.113 R)
• M13: 8,620,727 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.3

Radius: 6.9

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.22 AU - 8.96 AU

Year: 14630 Days

Day: 24.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,545,793 km

• M1: 88,861 km (0.086 R)
• M2: 506,987 km (0.032 R)
• M3: 821,592 km (0.108 R)
• M4: 1,432,400 km (0.097 R)
• M5: 1,682,378 km (0.088 R)
• M6: 2,035,877 km (0.052 R)
• M7: 2,374,717 km (0.066 R)
• M8: 2,820,817 km (0.045 R)
• M9: 4,212,676 km (0.11 R)
• M10: 5,363,233 km (0.062 R)
• M11: 6,170,912 km (0.056 R)
• M12: 6,499,130 km (0.081 R)
• M13: 6,795,633 km (0.034 R)
• M14: 7,881,863 km (0.066 R)
• M15: 8,219,356 km (0.09 R)
• M16: 8,667,401 km (0.096 R)
• M17: 10,917,353 km (0.072 R)
• M18: 14,871,076 km (0.11 R)
• M19: 15,090,536 km (0.086 R)
• M20: 17,165,458 km (0.091 R)
• M21: 17,569,522 km (0.083 R)
• M22: 21,033,909 km (0.088 R)
• M23: 26,935,695 km (0.115 R)
• M24: 33,225,687 km (0.065 R)
• M25: 37,379,870 km (0.056 R)
• M26: 39,862,297 km (0.076 R)
• M27: 42,894,796 km (0.103 R)
• M28: 44,240,279 km (0.045 R)
• M29: 47,965,416 km (0.087 R)
• M30: 49,904,054 km (0.111 R)
• M31: 51,225,153 km (0.111 R)
• M32: 51,559,056 km (0.029 R)
• M33: 62,263,831 km (0.038 R)
• M34: 64,374,507 km (0.116 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: 353 - 19,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit