🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.2

Radius: 9.8

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.15 AU - 1.75 AU

Year: 1164 Days

Day: 6.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,901,169 km

• M1: 121,922 km (0.03 R)
• M2: 444,156 km (0.048 R)
• M3: 912,098 km (0.097 R)
• M4: 1,582,297 km (0.118 R)
• M5: 2,055,026 km (0.108 R)
• M6: 2,410,321 km (0.086 R)
• M7: 2,724,028 km (0.046 R)
• M8: 3,688,186 km (0.08 R)
• M9: 5,635,801 km (0.084 R)
• M10: 6,380,349 km (0.099 R)
• M11: 8,040,138 km (0.032 R)
• M12: 8,363,419 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.4

Radius: 9.3

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.91 AU - 3.07 AU

Year: 2620 Days

Day: 6.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,901,169 km

• M1: 115,639 km (0.042 R)
• M2: 453,282 km (0.117 R)
• M3: 804,687 km (0.088 R)
• M4: 1,147,864 km (0.115 R)
• M5: 1,568,234 km (0.044 R)
• M6: 2,051,585 km (0.06 R)
• M7: 2,370,827 km (0.117 R)
• M8: 2,785,213 km (0.107 R)
• M9: 3,076,779 km (0.078 R)
• M10: 3,589,900 km (0.088 R)
• M11: 3,896,875 km (0.069 R)
• M12: 5,041,897 km (0.108 R)
• M13: 5,730,496 km (0.065 R)
• M14: 7,758,146 km (0.088 R)
• M15: 8,077,836 km (0.078 R)
• M16: 8,743,846 km (0.065 R)
• M17: 10,147,224 km (0.098 R)
• M18: 10,843,302 km (0.119 R)
• M19: 11,324,708 km (0.078 R)
• M20: 13,485,949 km (0.098 R)
• M21: 13,855,605 km (0.064 R)
• M22: 18,268,593 km (0.11 R)
• M23: 19,123,694 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.2

Radius: 9.2

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.26 AU - 3 AU

Year: 2844 Days

Day: 10.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,901,169 km

• M1: 114,442 km (0.116 R)
• M2: 436,527 km (0.086 R)
• M3: 937,679 km (0.11 R)
• M4: 1,447,509 km (0.116 R)
• M5: 2,095,417 km (0.087 R)
• M6: 2,691,714 km (0.082 R)
• M7: 3,651,834 km (0.098 R)
• M8: 4,138,924 km (0.098 R)
• M9: 4,516,061 km (0.12 R)
• M10: 5,195,534 km (0.115 R)
• M11: 5,584,937 km (0.098 R)
• M12: 6,099,105 km (0.092 R)
• M13: 6,842,906 km (0.098 R)
• M14: 7,341,516 km (0.096 R)
• M15: 7,738,997 km (0.058 R)
• M16: 8,150,840 km (0.103 R)
• M17: 9,438,878 km (0.034 R)
• M18: 9,726,405 km (0.119 R)
• M19: 10,094,266 km (0.038 R)
• M20: 11,054,385 km (0.099 R)
• M21: 13,514,971 km (0.105 R)
• M22: 14,537,023 km (0.113 R)
• M23: 15,361,457 km (0.115 R)
• M24: 18,409,664 km (0.088 R)
• M25: 18,746,408 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.3

Radius: 9.4

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.35 AU - 3.69 AU

Year: 3500 Days

Day: 9.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,901,169 km

• M1: 116,836 km (0.088 R)
• M2: 451,038 km (0.115 R)
• M3: 842,535 km (0.082 R)
• M4: 1,383,780 km (0.109 R)
• M5: 1,945,969 km (0.109 R)
• M6: 2,314,129 km (0.067 R)
• M7: 3,470,371 km (0.07 R)
• M8: 4,905,763 km (0.069 R)
• M9: 5,230,091 km (0.094 R)
• M10: 6,263,214 km (0.052 R)
• M11: 7,762,634 km (0.056 R)
• M12: 8,695,825 km (0.073 R)
• M13: 9,774,276 km (0.113 R)
• M14: 11,575,883 km (0.118 R)
• M15: 12,748,880 km (0.111 R)
• M16: 13,724,707 km (0.085 R)
• M17: 14,138,046 km (0.11 R)
• M18: 15,774,647 km (0.081 R)
• M19: 17,426,955 km (0.03 R)
• M20: 17,911,802 km (0.105 R)
• M21: 18,405,624 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.1

Radius: 9.1

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.52 AU - 5.24 AU

Year: 7189 Days

Day: 10.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,901,169 km

• M1: 115,190 km (0.065 R)
• M2: 581,337 km (0.102 R)
• M3: 1,116,599 km (0.095 R)
• M4: 1,699,731 km (0.12 R)
• M5: 2,747,514 km (0.052 R)
• M6: 4,648,903 km (0.058 R)
• M7: 5,155,591 km (0.117 R)
• M8: 6,970,214 km (0.051 R)
• M9: 7,904,003 km (0.077 R)
• M10: 9,218,221 km (0.106 R)
• M11: 10,110,273 km (0.035 R)
• M12: 11,404,444 km (0.05 R)
• M13: 12,221,548 km (0.06 R)
• M14: 21,567,824 km (0.119 R)
• M15: 23,135,161 km (0.12 R)
• M16: 25,540,545 km (0.116 R)
• M17: 26,495,129 km (0.102 R)
• M18: 27,204,074 km (0.03 R)
• M19: 32,727,825 km (0.074 R)
• M20: 33,236,309 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.3

Radius: 6.5

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 7.99 AU - 8.77 AU

Year: 16177 Days

Day: 22 Hours

Environment

Temp: -231 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,901,169 km

• M1: 137,480 km (0.115 R)
• M2: 647,759 km (0.087 R)
• M3: 2,600,759 km (0.09 R)
• M4: 3,131,233 km (0.096 R)
• M5: 5,704,915 km (0.076 R)
• M6: 6,481,029 km (0.083 R)
• M7: 7,708,629 km (0.055 R)
• M8: 8,702,407 km (0.11 R)
• M9: 9,881,089 km (0.036 R)
• M10: 13,921,578 km (0.106 R)
• M11: 14,377,851 km (0.111 R)
• M12: 17,779,109 km (0.072 R)
• M13: 19,828,450 km (0.03 R)
• M14: 20,405,898 km (0.114 R)
• M15: 24,766,975 km (0.082 R)
• M16: 32,697,756 km (0.089 R)
• M17: 45,499,744 km (0.119 R)
• M18: 51,745,903 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 10,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit