🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.1

Radius: 12.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.83 AU - 6.77 AU

Year: 5207 Days

Day: 13.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,375,546 km

• M1: 159,322 km (0.084 R)
• M2: 838,945 km (0.06 R)
• M3: 1,261,409 km (0.092 R)
• M4: 2,147,178 km (0.065 R)
• M5: 2,567,548 km (0.073 R)
• M6: 3,118,517 km (0.111 R)
• M7: 3,619,820 km (0.059 R)
• M8: 6,852,330 km (0.082 R)
• M9: 7,459,548 km (0.114 R)
• M10: 8,820,440 km (0.087 R)
• M11: 9,998,224 km (0.117 R)
• M12: 10,691,461 km (0.073 R)
• M13: 13,789,782 km (0.116 R)
• M14: 14,704,124 km (0.032 R)
• M15: 18,900,195 km (0.061 R)
• M16: 20,028,313 km (0.117 R)
• M17: 23,231,203 km (0.108 R)
• M18: 24,216,604 km (0.114 R)
• M19: 24,680,657 km (0.117 R)
• M20: 25,867,117 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.2

Radius: 11.2

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.66 AU - 7.82 AU

Year: 6523 Days

Day: 11.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,375,546 km

• M1: 140,323 km (0.09 R)
• M2: 579,841 km (0.071 R)
• M3: 1,038,060 km (0.068 R)
• M4: 1,485,656 km (0.067 R)
• M5: 2,033,185 km (0.071 R)
• M6: 2,475,695 km (0.095 R)
• M7: 2,982,234 km (0.083 R)
• M8: 6,033,432 km (0.094 R)
• M9: 8,881,177 km (0.091 R)
• M10: 11,651,281 km (0.111 R)
• M11: 13,078,444 km (0.044 R)
• M12: 14,784,907 km (0.085 R)
• M13: 19,027,353 km (0.067 R)
• M14: 20,512,561 km (0.068 R)
• M15: 22,146,469 km (0.066 R)
• M16: 24,718,206 km (0.091 R)
• M17: 26,731,943 km (0.09 R)
• M18: 28,162,248 km (0.098 R)
• M19: 29,466,143 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465

Radius: 13.5

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.88 AU - 9.66 AU

Year: 10521 Days

Day: 13.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,375,546 km

• M1: 169,794 km (0.098 R)
• M2: 636,389 km (0.089 R)
• M3: 1,060,948 km (0.108 R)
• M4: 1,644,380 km (0.104 R)
• M5: 3,181,797 km (0.053 R)
• M6: 3,667,691 km (0.03 R)
• M7: 4,732,678 km (0.096 R)
• M8: 6,485,516 km (0.06 R)
• M9: 6,927,728 km (0.108 R)
• M10: 7,350,940 km (0.114 R)
• M11: 8,039,090 km (0.087 R)
• M12: 8,814,307 km (0.097 R)
• M13: 10,564,003 km (0.042 R)
• M14: 11,925,194 km (0.09 R)
• M15: 12,705,048 km (0.116 R)
• M16: 15,378,960 km (0.094 R)
• M17: 18,555,073 km (0.057 R)
• M18: 21,328,019 km (0.119 R)
• M19: 22,561,154 km (0.091 R)
• M20: 25,805,633 km (0.079 R)
• M21: 30,667,863 km (0.026 R)
• M22: 34,636,694 km (0.08 R)
• M23: 37,035,346 km (0.082 R)
• M24: 42,034,159 km (0.093 R)
• M25: 43,188,756 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.4

Radius: 6.8

Gravity: 17.14 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 12.25 AU - 15.31 AU

Year: 19069 Days

Day: 24.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,375,546 km

• M1: 84,672 km (0.114 R)
• M2: 340,186 km (0.092 R)
• M3: 941,719 km (0.083 R)
• M4: 1,572,274 km (0.12 R)
• M5: 1,892,712 km (0.053 R)
• M6: 2,409,423 km (0.079 R)
• M7: 4,704,703 km (0.073 R)
• M8: 5,489,943 km (0.113 R)
• M9: 7,317,131 km (0.115 R)
• M10: 7,656,868 km (0.098 R)
• M11: 8,578,989 km (0.119 R)
• M12: 12,187,589 km (0.115 R)
• M13: 13,014,117 km (0.076 R)
• M14: 13,513,176 km (0.106 R)
• M15: 16,283,579 km (0.074 R)
• M16: 18,594,417 km (0.106 R)
• M17: 19,595,526 km (0.113 R)
• M18: 19,968,473 km (0.089 R)
• M19: 25,365,067 km (0.11 R)
• M20: 25,585,873 km (0.043 R)
• M21: 26,595,360 km (0.063 R)
• M22: 30,028,631 km (0.114 R)
• M23: 33,084,616 km (0.066 R)
• M24: 35,508,102 km (0.055 R)
• M25: 37,616,085 km (0.059 R)
• M26: 39,955,048 km (0.108 R)
• M27: 43,484,660 km (0.034 R)
• M28: 45,406,095 km (0.104 R)
• M29: 47,550,880 km (0.094 R)
• M30: 61,058,521 km (0.055 R)
• M31: 65,726,124 km (0.084 R)
• M32: 66,142,903 km (0.102 R)
• M33: 66,981,699 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 11,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit