🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.3

Radius: 13

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.5 AU - 7 AU

Year: 4891 Days

Day: 13.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,068,991 km

• M1: 162,762 km (0.057 R)
• M2: 717,771 km (0.087 R)
• M3: 1,332,169 km (0.039 R)
• M4: 2,198,640 km (0.06 R)
• M5: 2,860,760 km (0.062 R)
• M6: 3,471,568 km (0.108 R)
• M7: 4,756,464 km (0.119 R)
• M8: 5,399,735 km (0.053 R)
• M9: 7,581,620 km (0.101 R)
• M10: 8,316,146 km (0.1 R)
• M11: 9,135,942 km (0.097 R)
• M12: 10,593,025 km (0.118 R)
• M13: 11,738,047 km (0.105 R)
• M14: 12,387,900 km (0.101 R)
• M15: 13,810,427 km (0.089 R)
• M16: 15,558,777 km (0.113 R)
• M17: 16,343,418 km (0.056 R)
• M18: 19,748,415 km (0.086 R)
• M19: 21,479,561 km (0.104 R)
• M20: 25,471,730 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.4

Radius: 12.9

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.69 AU - 10.25 AU

Year: 8745 Days

Day: 9.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,068,991 km

• M1: 169,644 km (0.057 R)
• M2: 636,689 km (0.093 R)
• M3: 1,308,533 km (0.09 R)
• M4: 3,288,161 km (0.087 R)
• M5: 4,893,197 km (0.108 R)
• M6: 6,304,802 km (0.053 R)
• M7: 6,743,573 km (0.103 R)
• M8: 8,056,593 km (0.053 R)
• M9: 8,977,069 km (0.105 R)
• M10: 11,665,792 km (0.08 R)
• M11: 16,507,826 km (0.032 R)
• M12: 21,220,907 km (0.072 R)
• M13: 24,281,978 km (0.065 R)
• M14: 25,548,025 km (0.114 R)
• M15: 30,430,600 km (0.117 R)
• M16: 34,985,706 km (0.101 R)
• M17: 41,484,986 km (0.043 R)

Planet 3 - Ice Giant

Semi-Major Axis: 20.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.2

Radius: 3.1

Gravity: 64.22 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 18.56 AU - 21.88 AU

Year: 32256 Days

Day: 23.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 101,068,991 km

• M1: 38,596 km (0.099 R)
• M2: 235,916 km (0.071 R)
• M3: 608,265 km (0.068 R)
• M4: 720,613 km (0.1 R)
• M5: 1,174,044 km (0.117 R)
• M6: 1,366,577 km (0.119 R)
• M7: 1,488,200 km (0.092 R)
• M8: 1,713,793 km (0.08 R)
• M9: 1,939,985 km (0.086 R)
• M10: 3,769,268 km (0.094 R)
• M11: 4,558,546 km (0.072 R)
• M12: 5,073,462 km (0.049 R)
• M13: 5,670,358 km (0.116 R)
• M14: 7,685,291 km (0.09 R)
• M15: 8,412,187 km (0.099 R)
• M16: 10,066,142 km (0.033 R)
• M17: 10,527,801 km (0.088 R)
• M18: 11,072,636 km (0.112 R)
• M19: 13,440,321 km (0.112 R)
• M20: 19,245,317 km (0.031 R)
• M21: 21,212,978 km (0.071 R)
• M22: 22,190,151 km (0.04 R)
• M23: 23,196,795 km (0.06 R)
• M24: 25,785,138 km (0.118 R)
• M25: 25,907,210 km (0.116 R)
• M26: 26,399,087 km (0.072 R)
• M27: 28,040,924 km (0.106 R)
• M28: 31,248,452 km (0.119 R)
• M29: 36,504,872 km (0.115 R)
• M30: 45,269,662 km (0.106 R)
• M31: 47,066,632 km (0.082 R)
• M32: 49,285,168 km (0.099 R)
• M33: 50,610,904 km (0.101 R)
• M34: 63,852,261 km (0.091 R)
• M35: 65,426,928 km (0.104 R)
• M36: 66,338,278 km (0.108 R)
• M37: 67,721,011 km (0.097 R)
• M38: 67,953,337 km (0.077 R)
• M39: 87,207,780 km (0.075 R)
• M40: 96,296,748 km (0.092 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit