🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.1

Radius: 12.2

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.18 AU - 1.28 AU

Year: 881 Days

Day: 12.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,481,069 km

• M1: 151,842 km (0.047 R)
• M2: 900,430 km (0.096 R)
• M3: 1,359,845 km (0.068 R)
• M4: 2,643,394 km (0.044 R)
• M5: 3,075,732 km (0.084 R)
• M6: 3,569,704 km (0.03 R)
• M7: 4,278,050 km (0.092 R)
• M8: 5,114,901 km (0.101 R)
• M9: 5,651,808 km (0.027 R)
• M10: 6,929,523 km (0.05 R)
• M11: 7,957,709 km (0.027 R)
• M12: 8,391,393 km (0.117 R)
• M13: 9,030,326 km (0.091 R)
• M14: 9,559,005 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.3

Radius: 10.1

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.77 AU - 2.43 AU

Year: 1965 Days

Day: 9.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,481,069 km

• M1: 125,662 km (0.055 R)
• M2: 724,652 km (0.066 R)
• M3: 1,388,567 km (0.109 R)
• M4: 3,811,006 km (0.054 R)
• M5: 4,394,737 km (0.067 R)
• M6: 5,096,949 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.1

Radius: 14.6

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.1 AU - 3.16 AU

Year: 2754 Days

Day: 9.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,481,069 km

• M1: 181,612 km (0.048 R)
• M2: 640,428 km (0.102 R)
• M3: 1,147,416 km (0.054 R)
• M4: 1,850,526 km (0.07 R)
• M5: 2,659,701 km (0.119 R)
• M6: 3,377,322 km (0.1 R)
• M7: 4,985,798 km (0.109 R)
• M8: 5,761,463 km (0.085 R)
• M9: 7,649,837 km (0.091 R)
• M10: 10,704,326 km (0.108 R)
• M11: 11,782,029 km (0.064 R)
• M12: 15,195,853 km (0.037 R)
• M13: 16,882,269 km (0.119 R)
• M14: 21,255,314 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.7

Radius: 10.2

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.4 AU - 2.9 AU

Year: 2785 Days

Day: 10.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,481,069 km

• M1: 128,654 km (0.099 R)
• M2: 470,635 km (0.041 R)
• M3: 871,108 km (0.081 R)
• M4: 1,410,858 km (0.112 R)
• M5: 1,994,289 km (0.116 R)
• M6: 2,458,043 km (0.1 R)
• M7: 3,026,814 km (0.105 R)
• M8: 3,361,015 km (0.09 R)
• M9: 3,779,141 km (0.099 R)
• M10: 4,361,376 km (0.096 R)
• M11: 4,789,675 km (0.079 R)
• M12: 5,472,290 km (0.113 R)
• M13: 5,971,498 km (0.086 R)
• M14: 6,472,202 km (0.11 R)
• M15: 6,821,364 km (0.091 R)
• M16: 7,462,839 km (0.108 R)
• M17: 7,782,231 km (0.097 R)
• M18: 8,795,756 km (0.086 R)
• M19: 9,152,398 km (0.101 R)
• M20: 9,819,006 km (0.081 R)
• M21: 11,712,017 km (0.095 R)
• M22: 13,980,819 km (0.083 R)
• M23: 15,167,579 km (0.11 R)
• M24: 16,313,498 km (0.032 R)
• M25: 19,012,393 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.3

Radius: 13.7

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.52 AU - 3.12 AU

Year: 3058 Days

Day: 11 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,481,069 km

• M1: 171,290 km (0.072 R)
• M2: 898,335 km (0.093 R)
• M3: 1,484,759 km (0.111 R)
• M4: 2,104,992 km (0.1 R)
• M5: 2,534,188 km (0.108 R)
• M6: 3,101,313 km (0.098 R)
• M7: 3,844,067 km (0.05 R)
• M8: 4,341,480 km (0.091 R)
• M9: 5,625,478 km (0.085 R)
• M10: 8,032,957 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.7

Radius: 10.1

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.45 AU - 3.81 AU

Year: 3575 Days

Day: 7.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,481,069 km

• M1: 125,662 km (0.096 R)
• M2: 742,305 km (0.067 R)
• M3: 1,666,371 km (0.078 R)
• M4: 1,985,313 km (0.102 R)
• M5: 2,308,744 km (0.106 R)
• M6: 3,386,597 km (0.094 R)
• M7: 5,969,404 km (0.095 R)
• M8: 7,249,812 km (0.041 R)
• M9: 7,714,912 km (0.108 R)
• M10: 8,170,737 km (0.078 R)
• M11: 9,042,742 km (0.064 R)
• M12: 10,345,740 km (0.112 R)
• M13: 12,145,402 km (0.091 R)
• M14: 13,361,035 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548

Radius: 6.4

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.11 AU - 7.15 AU

Year: 11023 Days

Day: 18.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,481,069 km

• M1: 80,334 km (0.032 R)
• M2: 493,972 km (0.119 R)
• M3: 768,185 km (0.068 R)
• M4: 1,054,665 km (0.112 R)
• M5: 1,296,565 km (0.093 R)
• M6: 1,829,881 km (0.076 R)
• M7: 2,721,933 km (0.066 R)
• M8: 3,000,933 km (0.051 R)
• M9: 4,341,779 km (0.042 R)
• M10: 4,544,634 km (0.065 R)
• M11: 5,622,187 km (0.074 R)
• M12: 8,950,740 km (0.069 R)
• M13: 11,322,165 km (0.042 R)
• M14: 11,596,827 km (0.118 R)
• M15: 14,336,263 km (0.101 R)
• M16: 16,061,127 km (0.058 R)
• M17: 16,478,056 km (0.11 R)
• M18: 17,478,866 km (0.091 R)
• M19: 17,845,979 km (0.107 R)
• M20: 21,889,011 km (0.105 R)
• M21: 23,361,802 km (0.074 R)
• M22: 23,628,385 km (0.076 R)
• M23: 27,874,721 km (0.062 R)
• M24: 28,275,045 km (0.089 R)
• M25: 29,915,236 km (0.114 R)
• M26: 32,824,914 km (0.119 R)
• M27: 34,290,824 km (0.059 R)
• M28: 34,520,157 km (0.069 R)
• M29: 43,609,724 km (0.117 R)
• M30: 47,339,049 km (0.061 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: 422 - 14,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit