🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.9

Radius: 12.9

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.9 AU - 2.54 AU

Year: 1522 Days

Day: 8.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,564,002 km

• M1: 160,369 km (0.037 R)
• M2: 1,031,029 km (0.068 R)
• M3: 1,792,781 km (0.093 R)
• M4: 2,425,131 km (0.095 R)
• M5: 3,301,924 km (0.102 R)
• M6: 3,704,642 km (0.101 R)
• M7: 4,140,570 km (0.087 R)
• M8: 5,742,913 km (0.045 R)
• M9: 6,719,488 km (0.106 R)
• M10: 7,907,893 km (0.047 R)
• M11: 8,415,329 km (0.111 R)
• M12: 9,058,600 km (0.107 R)
• M13: 9,946,912 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.8

Radius: 14.3

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.93 AU - 2.95 AU

Year: 1754 Days

Day: 6.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 116.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,564,002 km

• M1: 177,872 km (0.067 R)
• M2: 637,437 km (0.078 R)
• M3: 1,252,134 km (0.111 R)
• M4: 2,305,602 km (0.048 R)
• M5: 3,382,557 km (0.111 R)
• M6: 3,923,055 km (0.078 R)
• M7: 4,772,920 km (0.049 R)
• M8: 5,765,053 km (0.075 R)
• M9: 6,664,436 km (0.09 R)
• M10: 7,412,126 km (0.051 R)
• M11: 8,653,040 km (0.111 R)
• M12: 9,230,039 km (0.094 R)
• M13: 11,400,854 km (0.107 R)
• M14: 13,051,816 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.9

Radius: 13.4

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.27 AU - 2.63 AU

Year: 1765 Days

Day: 9.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,564,002 km

• M1: 166,652 km (0.1 R)
• M2: 1,297,163 km (0.101 R)
• M3: 2,109,180 km (0.114 R)
• M4: 2,701,588 km (0.077 R)
• M5: 3,418,611 km (0.088 R)
• M6: 9,826,635 km (0.108 R)
• M7: 10,536,328 km (0.05 R)
• M8: 11,211,014 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.7

Radius: 11.3

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.12 AU - 4.64 AU

Year: 3517 Days

Day: 7.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,564,002 km

• M1: 140,772 km (0.052 R)
• M2: 536,308 km (0.074 R)
• M3: 1,160,281 km (0.066 R)
• M4: 1,575,565 km (0.112 R)
• M5: 3,230,566 km (0.106 R)
• M6: 4,600,135 km (0.095 R)
• M7: 5,334,959 km (0.112 R)
• M8: 6,815,380 km (0.109 R)
• M9: 7,365,002 km (0.116 R)
• M10: 10,611,875 km (0.037 R)
• M11: 11,893,629 km (0.081 R)
• M12: 13,726,053 km (0.05 R)
• M13: 17,761,755 km (0.095 R)
• M14: 18,679,389 km (0.118 R)
• M15: 20,542,630 km (0.069 R)
• M16: 21,759,758 km (0.118 R)
• M17: 25,931,145 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.8

Radius: 10.5

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.28 AU - 5.5 AU

Year: 4976 Days

Day: 10.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,564,002 km

• M1: 130,749 km (0.1 R)
• M2: 926,908 km (0.065 R)
• M3: 1,299,557 km (0.094 R)
• M4: 1,786,647 km (0.053 R)
• M5: 2,509,654 km (0.116 R)
• M6: 3,609,647 km (0.108 R)
• M7: 4,183,355 km (0.084 R)
• M8: 4,790,273 km (0.081 R)
• M9: 5,660,185 km (0.118 R)
• M10: 6,832,434 km (0.097 R)
• M11: 7,971,023 km (0.094 R)
• M12: 8,312,854 km (0.082 R)
• M13: 9,737,176 km (0.086 R)
• M14: 11,035,237 km (0.114 R)
• M15: 13,167,605 km (0.079 R)
• M16: 14,582,651 km (0.117 R)
• M17: 16,277,894 km (0.047 R)
• M18: 16,954,076 km (0.117 R)
• M19: 18,165,819 km (0.113 R)
• M20: 19,095,121 km (0.054 R)
• M21: 19,986,126 km (0.091 R)
• M22: 21,120,377 km (0.064 R)
• M23: 23,594,726 km (0.108 R)
• M24: 27,357,711 km (0.112 R)
• M25: 28,401,455 km (0.11 R)
• M26: 29,925,259 km (0.067 R)
• M27: 30,383,627 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.9

Radius: 9.8

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.33 AU - 6.11 AU

Year: 5488 Days

Day: 13.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,564,002 km

• M1: 123,269 km (0.116 R)
• M2: 498,759 km (0.099 R)
• M3: 936,782 km (0.105 R)
• M4: 1,417,440 km (0.119 R)
• M5: 2,170,665 km (0.104 R)
• M6: 3,375,227 km (0.092 R)
• M7: 4,083,423 km (0.118 R)
• M8: 5,000,907 km (0.101 R)
• M9: 5,619,046 km (0.094 R)
• M10: 6,613,273 km (0.115 R)
• M11: 7,240,088 km (0.087 R)
• M12: 8,448,241 km (0.044 R)
• M13: 9,083,284 km (0.114 R)
• M14: 10,524,210 km (0.114 R)
• M15: 15,656,464 km (0.081 R)
• M16: 17,557,704 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.6

Radius: 14.8

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.88 AU - 6.88 AU

Year: 7416 Days

Day: 6.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,564,002 km

• M1: 184,155 km (0.108 R)
• M2: 1,005,148 km (0.038 R)
• M3: 2,083,300 km (0.078 R)
• M4: 3,055,985 km (0.091 R)
• M5: 4,385,312 km (0.072 R)
• M6: 5,439,827 km (0.047 R)
• M7: 8,912,293 km (0.049 R)
• M8: 15,154,863 km (0.12 R)
• M9: 16,062,024 km (0.034 R)
• M10: 18,361,493 km (0.098 R)
• M11: 19,392,671 km (0.09 R)
• M12: 20,530,064 km (0.039 R)
• M13: 23,381,848 km (0.07 R)
• M14: 24,747,527 km (0.092 R)
• M15: 25,214,422 km (0.076 R)
• M16: 27,471,555 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 12,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit