🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.7

Radius: 8.8

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.21 AU - 1.35 AU

Year: 966 Days

Day: 9.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,837,372 km

• M1: 109,506 km (0.088 R)
• M2: 460,163 km (0.083 R)
• M3: 744,249 km (0.114 R)
• M4: 1,046,138 km (0.034 R)
• M5: 1,345,483 km (0.093 R)
• M6: 1,675,795 km (0.063 R)
• M7: 1,958,685 km (0.089 R)
• M8: 2,875,421 km (0.114 R)
• M9: 3,640,165 km (0.112 R)
• M10: 3,923,354 km (0.119 R)
• M11: 5,110,114 km (0.063 R)
• M12: 6,339,509 km (0.055 R)
• M13: 6,798,026 km (0.075 R)
• M14: 7,303,069 km (0.029 R)
• M15: 8,094,142 km (0.097 R)
• M16: 9,313,515 km (0.119 R)
• M17: 9,846,083 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.9

Radius: 10.8

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.63 AU - 1.65 AU

Year: 1401 Days

Day: 12.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,837,372 km

• M1: 142,268 km (0.034 R)
• M2: 743,801 km (0.11 R)
• M3: 1,780,514 km (0.119 R)
• M4: 3,150,830 km (0.095 R)
• M5: 4,493,322 km (0.118 R)
• M6: 5,223,658 km (0.101 R)
• M7: 5,732,142 km (0.045 R)
• M8: 6,162,684 km (0.106 R)
• M9: 7,790,160 km (0.1 R)
• M10: 8,731,579 km (0.054 R)
• M11: 9,273,422 km (0.108 R)
• M12: 9,837,706 km (0.111 R)
• M13: 10,936,951 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.9

Radius: 13.6

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.09 AU - 2.67 AU

Year: 2448 Days

Day: 7.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,837,372 km

• M1: 169,195 km (0.11 R)
• M2: 684,410 km (0.095 R)
• M3: 1,179,579 km (0.051 R)
• M4: 2,965,329 km (0.097 R)
• M5: 3,777,496 km (0.043 R)
• M6: 4,792,667 km (0.036 R)
• M7: 5,743,361 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.6

Radius: 11

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.25 AU - 4.59 AU

Year: 5176 Days

Day: 12.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,837,372 km

• M1: 139,425 km (0.115 R)
• M2: 1,127,070 km (0.115 R)
• M3: 1,618,200 km (0.107 R)
• M4: 2,206,569 km (0.092 R)
• M5: 3,258,391 km (0.066 R)
• M6: 5,291,725 km (0.079 R)
• M7: 7,513,852 km (0.07 R)
• M8: 10,093,069 km (0.084 R)
• M9: 10,546,201 km (0.066 R)
• M10: 15,910,182 km (0.09 R)
• M11: 22,647,771 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.3

Radius: 3.7

Gravity: 53.78 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.36 AU - 6.48 AU

Year: 10848 Days

Day: 20.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,837,372 km

• M1: 58,343 km (0.105 R)
• M2: 291,566 km (0.12 R)
• M3: 454,179 km (0.119 R)
• M4: 884,722 km (0.106 R)
• M5: 1,219,821 km (0.029 R)
• M6: 1,472,492 km (0.11 R)
• M7: 1,890,319 km (0.11 R)
• M8: 2,324,153 km (0.099 R)
• M9: 2,933,016 km (0.028 R)
• M10: 3,118,218 km (0.12 R)
• M11: 3,410,682 km (0.081 R)
• M12: 3,855,736 km (0.099 R)
• M13: 4,892,449 km (0.103 R)
• M14: 6,176,597 km (0.065 R)
• M15: 6,637,209 km (0.094 R)
• M16: 6,755,840 km (0.098 R)
• M17: 7,583,266 km (0.038 R)
• M18: 7,888,296 km (0.114 R)
• M19: 8,476,215 km (0.096 R)
• M20: 8,757,160 km (0.114 R)
• M21: 8,947,897 km (0.12 R)
• M22: 11,066,054 km (0.084 R)
• M23: 13,622,831 km (0.04 R)
• M24: 13,814,615 km (0.081 R)
• M25: 14,334,917 km (0.056 R)
• M26: 15,003,619 km (0.076 R)
• M27: 15,833,139 km (0.051 R)
• M28: 19,136,410 km (0.117 R)
• M29: 21,203,703 km (0.069 R)
• M30: 30,198,125 km (0.12 R)
• M31: 31,183,527 km (0.075 R)
• M32: 31,516,831 km (0.111 R)
• M33: 31,964,727 km (0.063 R)
• M34: 37,051,802 km (0.12 R)
• M35: 48,197,143 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 13,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit