🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.3

Radius: 11.3

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.45 AU - 0.71 AU

Year: 305 Days

Day: 14.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,462,121 km

• M1: 140,622 km (0.111 R)
• M2: 518,207 km (0.092 R)
• M3: 916,736 km (0.108 R)
• M4: 1,335,909 km (0.071 R)
• M5: 1,692,550 km (0.102 R)
• M6: 2,199,837 km (0.112 R)
• M7: 2,807,354 km (0.076 R)
• M8: 3,202,741 km (0.07 R)
• M9: 4,046,024 km (0.061 R)
• M10: 4,500,652 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.7

Radius: 14.9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.68 AU - 0.74 AU

Year: 413 Days

Day: 12 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,462,121 km

• M1: 191,784 km (0.091 R)
• M2: 678,277 km (0.111 R)
• M3: 1,267,842 km (0.067 R)
• M4: 1,838,259 km (0.111 R)
• M5: 2,899,955 km (0.119 R)
• M6: 3,368,645 km (0.107 R)
• M7: 3,988,578 km (0.096 R)
• M8: 4,655,935 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155

Radius: 9.2

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.03 AU - 1.27 AU

Year: 851 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,462,121 km

• M1: 114,592 km (0.094 R)
• M2: 445,502 km (0.095 R)
• M3: 906,563 km (0.111 R)
• M4: 1,269,188 km (0.105 R)
• M5: 1,742,965 km (0.038 R)
• M6: 2,834,431 km (0.119 R)
• M7: 3,373,282 km (0.09 R)
• M8: 3,686,092 km (0.095 R)
• M9: 4,454,875 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.4

Radius: 7.9

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.67 AU - 9.85 AU

Year: 21047 Days

Day: 20.6 Hours

Environment

Temp: -242 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,462,121 km

• M1: 98,286 km (0.032 R)
• M2: 665,711 km (0.099 R)
• M3: 1,003,353 km (0.069 R)
• M4: 2,661,496 km (0.078 R)
• M5: 3,193,017 km (0.095 R)
• M6: 3,977,957 km (0.056 R)
• M7: 4,266,382 km (0.074 R)
• M8: 4,568,719 km (0.11 R)
• M9: 7,197,303 km (0.072 R)
• M10: 8,432,832 km (0.101 R)
• M11: 9,406,116 km (0.107 R)
• M12: 11,381,855 km (0.087 R)
• M13: 12,365,311 km (0.086 R)
• M14: 16,458,309 km (0.103 R)
• M15: 17,036,654 km (0.119 R)
• M16: 18,233,886 km (0.055 R)
• M17: 19,486,319 km (0.115 R)
• M18: 19,762,028 km (0.04 R)
• M19: 22,061,796 km (0.079 R)
• M20: 22,361,291 km (0.11 R)
• M21: 23,899,756 km (0.072 R)
• M22: 27,645,687 km (0.084 R)
• M23: 31,135,356 km (0.031 R)
• M24: 31,512,343 km (0.026 R)
• M25: 35,587,987 km (0.066 R)
• M26: 39,412,606 km (0.099 R)
• M27: 46,055,200 km (0.105 R)
• M28: 49,384,052 km (0.081 R)
• M29: 51,631,910 km (0.109 R)
• M30: 52,336,965 km (0.108 R)
• M31: 54,855,594 km (0.107 R)
• M32: 56,330,480 km (0.069 R)
• M33: 56,703,278 km (0.105 R)
• M34: 66,775,403 km (0.116 R)
• M35: 67,612,254 km (0.097 R)
• M36: 75,010,916 km (0.116 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 13,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit