🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.2

Radius: 9.6

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.62 AU - 0.88 AU

Year: 426 Days

Day: 10.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,814,381 km

• M1: 119,379 km (0.103 R)
• M2: 587,022 km (0.111 R)
• M3: 1,005,447 km (0.027 R)
• M4: 1,315,414 km (0.081 R)
• M5: 2,144,934 km (0.053 R)
• M6: 2,801,071 km (0.067 R)
• M7: 3,405,895 km (0.11 R)
• M8: 4,082,227 km (0.118 R)
• M9: 4,438,569 km (0.095 R)
• M10: 4,981,459 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.1

Radius: 11.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.91 AU - 1.23 AU

Year: 726 Days

Day: 6 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,814,381 km

• M1: 144,212 km (0.111 R)
• M2: 573,259 km (0.093 R)
• M3: 962,812 km (0.076 R)
• M4: 1,378,844 km (0.079 R)
• M5: 1,775,278 km (0.104 R)
• M6: 2,212,702 km (0.08 R)
• M7: 2,680,943 km (0.043 R)
• M8: 3,404,548 km (0.05 R)
• M9: 3,806,518 km (0.092 R)
• M10: 4,325,024 km (0.083 R)
• M11: 4,843,979 km (0.086 R)
• M12: 5,971,648 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.7

Radius: 14.9

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.75 AU - 3.45 AU

Year: 3581 Days

Day: 5.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,814,381 km

• M1: 185,352 km (0.077 R)
• M2: 720,164 km (0.059 R)
• M3: 1,221,018 km (0.119 R)
• M4: 1,765,255 km (0.071 R)
• M5: 3,016,791 km (0.117 R)
• M6: 3,501,189 km (0.069 R)
• M7: 5,410,805 km (0.055 R)
• M8: 6,103,593 km (0.028 R)
• M9: 6,669,223 km (0.093 R)
• M10: 9,100,637 km (0.098 R)
• M11: 9,721,618 km (0.067 R)
• M12: 11,266,365 km (0.119 R)
• M13: 15,645,843 km (0.115 R)
• M14: 17,347,519 km (0.074 R)
• M15: 18,243,311 km (0.099 R)
• M16: 19,933,168 km (0.117 R)
• M17: 21,318,145 km (0.044 R)
• M18: 22,836,863 km (0.067 R)
• M19: 25,173,432 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.3

Radius: 14.4

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.12 AU - 4.32 AU

Year: 5687 Days

Day: 13.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,814,381 km

• M1: 179,069 km (0.079 R)
• M2: 842,535 km (0.11 R)
• M3: 2,508,607 km (0.108 R)
• M4: 4,320,237 km (0.054 R)
• M5: 4,986,546 km (0.034 R)
• M6: 5,779,863 km (0.077 R)
• M7: 6,397,104 km (0.077 R)
• M8: 7,837,432 km (0.058 R)
• M9: 8,871,752 km (0.068 R)
• M10: 9,401,329 km (0.11 R)
• M11: 10,887,135 km (0.104 R)
• M12: 11,399,956 km (0.108 R)
• M13: 12,174,574 km (0.08 R)
• M14: 12,881,125 km (0.075 R)
• M15: 13,455,132 km (0.075 R)
• M16: 14,210,601 km (0.086 R)
• M17: 15,629,686 km (0.072 R)
• M18: 16,955,123 km (0.073 R)
• M19: 19,216,295 km (0.065 R)
• M20: 20,454,517 km (0.099 R)
• M21: 22,187,309 km (0.047 R)
• M22: 22,937,542 km (0.072 R)
• M23: 24,887,251 km (0.1 R)
• M24: 27,885,941 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.9

Radius: 7.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.16 AU - 10.96 AU

Year: 22512 Days

Day: 21.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,814,381 km

• M1: 102,774 km (0.108 R)
• M2: 514,916 km (0.111 R)
• M3: 1,158,187 km (0.096 R)
• M4: 1,884,036 km (0.119 R)
• M5: 3,592,742 km (0.089 R)
• M6: 4,018,498 km (0.115 R)
• M7: 5,213,336 km (0.107 R)
• M8: 6,670,868 km (0.062 R)
• M9: 7,859,124 km (0.119 R)
• M10: 8,479,058 km (0.103 R)
• M11: 10,422,334 km (0.056 R)
• M12: 12,902,816 km (0.096 R)
• M13: 17,922,124 km (0.052 R)
• M14: 22,374,306 km (0.111 R)
• M15: 26,239,018 km (0.086 R)
• M16: 28,493,757 km (0.113 R)
• M17: 30,642,431 km (0.099 R)
• M18: 34,251,180 km (0.028 R)
• M19: 35,386,778 km (0.117 R)
• M20: 38,133,544 km (0.057 R)
• M21: 43,022,253 km (0.086 R)
• M22: 53,515,048 km (0.075 R)
• M23: 58,185,045 km (0.11 R)
• M24: 61,260,627 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 11,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit