🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.6

Radius: 14.6

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.93 AU - 1.01 AU

Year: 617 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 65.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,167,455 km

• M1: 182,210 km (0.059 R)
• M2: 713,133 km (0.09 R)
• M3: 1,196,334 km (0.071 R)
• M4: 1,720,824 km (0.095 R)
• M5: 2,810,346 km (0.118 R)
• M6: 3,825,816 km (0.076 R)
• M7: 4,679,721 km (0.107 R)
• M8: 5,674,247 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.9

Radius: 13

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.39 AU - 3.73 AU

Year: 4337 Days

Day: 10.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,167,455 km

• M1: 161,715 km (0.095 R)
• M2: 571,464 km (0.07 R)
• M3: 975,677 km (0.052 R)
• M4: 1,463,067 km (0.065 R)
• M5: 2,485,120 km (0.114 R)
• M6: 4,411,641 km (0.074 R)
• M7: 5,895,353 km (0.066 R)
• M8: 6,549,544 km (0.086 R)
• M9: 7,897,870 km (0.109 R)
• M10: 8,619,231 km (0.046 R)
• M11: 10,069,582 km (0.096 R)
• M12: 12,280,340 km (0.098 R)
• M13: 16,120,816 km (0.117 R)
• M14: 16,753,017 km (0.039 R)
• M15: 17,341,984 km (0.111 R)
• M16: 18,686,569 km (0.117 R)
• M17: 20,430,132 km (0.084 R)
• M18: 21,170,791 km (0.094 R)
• M19: 24,614,086 km (0.112 R)
• M20: 25,375,838 km (0.082 R)
• M21: 26,389,513 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.3

Radius: 10.3

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.47 AU - 5.89 AU

Year: 7612 Days

Day: 9.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,167,455 km

• M1: 128,953 km (0.072 R)
• M2: 583,880 km (0.116 R)
• M3: 1,380,489 km (0.081 R)
• M4: 4,003,538 km (0.09 R)
• M5: 7,209,720 km (0.115 R)
• M6: 10,594,072 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.5

Radius: 6.4

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.78 AU - 6.26 AU

Year: 9537 Days

Day: 17.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,167,455 km

• M1: 89,759 km (0.109 R)
• M2: 318,344 km (0.101 R)
• M3: 553,063 km (0.115 R)
• M4: 1,238,670 km (0.091 R)
• M5: 1,814,622 km (0.091 R)
• M6: 3,606,954 km (0.096 R)
• M7: 4,382,619 km (0.085 R)
• M8: 5,477,975 km (0.115 R)
• M9: 6,258,876 km (0.117 R)
• M10: 7,402,551 km (0.068 R)
• M11: 11,148,781 km (0.064 R)
• M12: 11,383,351 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738

Radius: 5.3

Gravity: 26.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.93 AU - 12.17 AU

Year: 22126 Days

Day: 18.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 68,167,455 km

• M1: 69,413 km (0.111 R)
• M2: 257,608 km (0.098 R)
• M3: 461,210 km (0.086 R)
• M4: 722,857 km (0.076 R)
• M5: 1,232,836 km (0.118 R)
• M6: 2,339,412 km (0.067 R)
• M7: 2,646,985 km (0.081 R)
• M8: 4,568,719 km (0.115 R)
• M9: 4,973,381 km (0.115 R)
• M10: 5,938,886 km (0.049 R)
• M11: 7,815,890 km (0.118 R)
• M12: 8,556,849 km (0.094 R)
• M13: 9,343,733 km (0.12 R)
• M14: 9,874,207 km (0.101 R)
• M15: 12,618,730 km (0.097 R)
• M16: 13,266,638 km (0.115 R)
• M17: 14,472,846 km (0.096 R)
• M18: 14,864,344 km (0.045 R)
• M19: 15,505,371 km (0.084 R)
• M20: 16,416,571 km (0.117 R)
• M21: 18,073,816 km (0.088 R)
• M22: 21,716,524 km (0.108 R)
• M23: 24,143,451 km (0.089 R)
• M24: 25,365,665 km (0.045 R)
• M25: 26,280,008 km (0.078 R)
• M26: 28,661,755 km (0.117 R)
• M27: 29,653,440 km (0.077 R)
• M28: 29,904,764 km (0.078 R)
• M29: 37,536,799 km (0.107 R)
• M30: 40,859,068 km (0.112 R)
• M31: 51,265,246 km (0.086 R)
• M32: 51,446,259 km (0.085 R)
• M33: 52,908,877 km (0.088 R)
• M34: 53,093,631 km (0.108 R)
• M35: 55,917,141 km (0.066 R)
• M36: 58,641,019 km (0.117 R)
• M37: 66,263,330 km (0.045 R)
• M38: 68,650,612 km (0.09 R)
• M39: 71,770,925 km (0.082 R)
• M40: 75,920,022 km (0.12 R)
• M41: 76,626,722 km (0.098 R)
• M42: 80,226,197 km (0.085 R)
• M43: 82,936,312 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370

Radius: 4.1

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.59 AU - 13.11 AU

Year: 23076 Days

Day: 23.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,167,455 km

• M1: 52,808 km (0.077 R)
• M2: 285,582 km (0.071 R)
• M3: 428,747 km (0.077 R)
• M4: 1,052,720 km (0.067 R)
• M5: 2,021,965 km (0.12 R)
• M6: 2,566,202 km (0.083 R)
• M7: 4,029,718 km (0.07 R)
• M8: 5,619,345 km (0.085 R)
• M9: 5,972,845 km (0.11 R)
• M10: 7,774,003 km (0.04 R)
• M11: 8,064,821 km (0.065 R)
• M12: 8,212,923 km (0.103 R)
• M13: 9,463,860 km (0.082 R)
• M14: 10,307,144 km (0.087 R)
• M15: 10,481,724 km (0.072 R)
• M16: 11,322,165 km (0.09 R)
• M17: 13,969,599 km (0.118 R)
• M18: 16,921,614 km (0.118 R)
• M19: 18,499,721 km (0.074 R)
• M20: 20,629,846 km (0.069 R)
• M21: 21,374,693 km (0.044 R)
• M22: 21,849,218 km (0.086 R)
• M23: 31,148,371 km (0.076 R)
• M24: 39,140,039 km (0.099 R)
• M25: 40,712,911 km (0.072 R)
• M26: 48,884,844 km (0.084 R)
• M27: 50,372,894 km (0.049 R)
• M28: 52,747,312 km (0.12 R)
• M29: 57,535,042 km (0.034 R)
• M30: 60,693,502 km (0.077 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 15,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit