🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.3

Radius: 11.4

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.73 AU - 1.19 AU

Year: 638 Days

Day: 6.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,969,613 km

• M1: 141,819 km (0.107 R)
• M2: 517,609 km (0.102 R)
• M3: 1,106,127 km (0.084 R)
• M4: 1,540,409 km (0.099 R)
• M5: 2,115,314 km (0.082 R)
• M6: 2,796,583 km (0.11 R)
• M7: 3,255,399 km (0.043 R)
• M8: 3,899,568 km (0.095 R)
• M9: 4,504,691 km (0.119 R)
• M10: 5,339,746 km (0.094 R)
• M11: 5,903,132 km (0.11 R)
• M12: 6,525,310 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.5

Radius: 13.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.95 AU - 1.45 AU

Year: 892 Days

Day: 12.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,969,613 km

• M1: 169,345 km (0.05 R)
• M2: 650,452 km (0.052 R)
• M3: 1,085,632 km (0.119 R)
• M4: 1,570,329 km (0.118 R)
• M5: 2,281,218 km (0.097 R)
• M6: 2,879,161 km (0.086 R)
• M7: 3,795,448 km (0.087 R)
• M8: 4,224,195 km (0.086 R)
• M9: 4,851,908 km (0.084 R)
• M10: 5,831,475 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.8

Radius: 10.9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.07 AU - 2.57 AU

Year: 2397 Days

Day: 5.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,969,613 km

• M1: 136,882 km (0.102 R)
• M2: 493,224 km (0.102 R)
• M3: 1,074,711 km (0.067 R)
• M4: 1,754,185 km (0.108 R)
• M5: 2,250,102 km (0.068 R)
• M6: 2,597,169 km (0.04 R)
• M7: 3,094,432 km (0.091 R)
• M8: 3,562,524 km (0.092 R)
• M9: 4,909,353 km (0.118 R)
• M10: 6,057,517 km (0.061 R)
• M11: 9,221,961 km (0.113 R)
• M12: 9,682,722 km (0.107 R)
• M13: 10,650,471 km (0.074 R)
• M14: 12,263,435 km (0.072 R)
• M15: 12,952,184 km (0.101 R)
• M16: 13,621,036 km (0.104 R)
• M17: 16,119,769 km (0.117 R)
• M18: 16,529,518 km (0.111 R)
• M19: 16,893,788 km (0.071 R)
• M20: 17,584,631 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.2

Radius: 11

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.66 AU - 4.12 AU

Year: 4233 Days

Day: 8.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,969,613 km

• M1: 137,032 km (0.07 R)
• M2: 542,143 km (0.065 R)
• M3: 1,070,522 km (0.102 R)
• M4: 1,957,039 km (0.103 R)
• M5: 2,457,893 km (0.087 R)
• M6: 2,874,822 km (0.063 R)
• M7: 3,462,443 km (0.117 R)
• M8: 4,152,388 km (0.067 R)
• M9: 6,078,012 km (0.094 R)
• M10: 8,194,373 km (0.083 R)
• M11: 8,772,419 km (0.039 R)
• M12: 9,254,274 km (0.084 R)
• M13: 10,271,091 km (0.116 R)
• M14: 12,931,838 km (0.083 R)
• M15: 13,662,774 km (0.05 R)
• M16: 14,531,638 km (0.071 R)
• M17: 15,610,837 km (0.048 R)
• M18: 17,173,237 km (0.108 R)
• M19: 17,864,679 km (0.03 R)
• M20: 19,236,042 km (0.058 R)
• M21: 20,050,603 km (0.055 R)
• M22: 20,606,359 km (0.06 R)
• M23: 21,100,929 km (0.105 R)
• M24: 23,159,246 km (0.111 R)
• M25: 23,771,102 km (0.108 R)
• M26: 25,187,195 km (0.062 R)
• M27: 27,161,887 km (0.101 R)
• M28: 29,326,269 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.3

Radius: 14.3

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.01 AU - 4.81 AU

Year: 5244 Days

Day: 5.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,969,613 km

• M1: 179,218 km (0.117 R)
• M2: 676,781 km (0.102 R)
• M3: 1,197,082 km (0.1 R)
• M4: 1,815,819 km (0.108 R)
• M5: 2,644,890 km (0.061 R)
• M6: 3,870,097 km (0.079 R)
• M7: 4,662,218 km (0.087 R)
• M8: 6,158,944 km (0.12 R)
• M9: 7,103,356 km (0.067 R)
• M10: 7,846,109 km (0.082 R)
• M11: 9,823,943 km (0.05 R)
• M12: 11,393,823 km (0.111 R)
• M13: 12,412,883 km (0.075 R)
• M14: 13,650,955 km (0.112 R)
• M15: 14,688,417 km (0.074 R)
• M16: 18,117,050 km (0.119 R)
• M17: 19,572,637 km (0.086 R)
• M18: 22,941,881 km (0.104 R)
• M19: 23,783,069 km (0.107 R)
• M20: 25,043,132 km (0.054 R)
• M21: 26,847,881 km (0.103 R)
• M22: 28,825,864 km (0.112 R)
• M23: 30,531,729 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 5.5

Gravity: 15.63 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7 AU - 8.32 AU

Year: 14379 Days

Day: 15.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,969,613 km

• M1: 81,232 km (0.082 R)
• M2: 546,481 km (0.109 R)
• M3: 804,238 km (0.111 R)
• M4: 1,141,133 km (0.1 R)
• M5: 1,355,955 km (0.058 R)
• M6: 1,785,451 km (0.026 R)
• M7: 2,500,379 km (0.063 R)
• M8: 3,096,676 km (0.107 R)
• M9: 3,622,662 km (0.106 R)
• M10: 4,597,591 km (0.063 R)
• M11: 5,418,285 km (0.097 R)
• M12: 6,104,192 km (0.101 R)
• M13: 6,928,027 km (0.047 R)
• M14: 8,698,219 km (0.108 R)
• M15: 9,183,813 km (0.08 R)
• M16: 11,251,555 km (0.113 R)
• M17: 11,886,598 km (0.093 R)
• M18: 15,564,761 km (0.044 R)
• M19: 19,278,827 km (0.115 R)
• M20: 19,605,848 km (0.067 R)
• M21: 22,536,171 km (0.098 R)
• M22: 23,081,904 km (0.047 R)
• M23: 26,342,240 km (0.046 R)
• M24: 32,821,174 km (0.064 R)
• M25: 33,287,471 km (0.084 R)
• M26: 34,712,690 km (0.06 R)
• M27: 40,153,564 km (0.102 R)
• M28: 44,127,333 km (0.097 R)
• M29: 50,799,847 km (0.114 R)
• M30: 52,527,403 km (0.028 R)
• M31: 53,165,138 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 11,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit