🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79

Radius: 13.7

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.59 AU - 2.15 AU

Year: 1798 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,318,910 km

• M1: 171,290 km (0.067 R)
• M2: 645,664 km (0.101 R)
• M3: 1,514,978 km (0.112 R)
• M4: 1,968,708 km (0.116 R)
• M5: 2,576,375 km (0.085 R)
• M6: 3,696,115 km (0.096 R)
• M7: 4,756,464 km (0.111 R)
• M8: 5,623,982 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.2

Radius: 9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.76 AU - 2.86 AU

Year: 3311 Days

Day: 9.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,318,910 km

• M1: 111,899 km (0.106 R)
• M2: 447,148 km (0.109 R)
• M3: 1,017,864 km (0.11 R)
• M4: 1,954,496 km (0.096 R)
• M5: 2,442,784 km (0.114 R)
• M6: 3,177,010 km (0.063 R)
• M7: 4,312,159 km (0.075 R)
• M8: 4,806,280 km (0.102 R)
• M9: 5,426,214 km (0.116 R)
• M10: 6,002,465 km (0.105 R)
• M11: 6,467,415 km (0.039 R)
• M12: 6,825,104 km (0.098 R)
• M13: 7,223,034 km (0.103 R)
• M14: 7,806,017 km (0.087 R)
• M15: 8,878,185 km (0.108 R)
• M16: 9,482,261 km (0.096 R)
• M17: 10,147,373 km (0.103 R)
• M18: 11,130,381 km (0.042 R)
• M19: 11,570,498 km (0.088 R)
• M20: 12,137,025 km (0.119 R)
• M21: 13,122,276 km (0.114 R)
• M22: 14,032,579 km (0.085 R)
• M23: 14,416,747 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.1

Radius: 12.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3 AU - 3.02 AU

Year: 3671 Days

Day: 11.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,318,910 km

• M1: 183,407 km (0.07 R)
• M2: 625,618 km (0.076 R)
• M3: 1,177,186 km (0.094 R)
• M4: 1,591,273 km (0.047 R)
• M5: 3,758,347 km (0.036 R)
• M6: 4,325,174 km (0.091 R)
• M7: 5,227,698 km (0.069 R)
• M8: 5,959,979 km (0.11 R)
• M9: 9,858,649 km (0.112 R)
• M10: 10,268,547 km (0.037 R)
• M11: 10,725,569 km (0.117 R)
• M12: 11,122,751 km (0.091 R)
• M13: 11,793,997 km (0.025 R)
• M14: 13,758,965 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.9

Radius: 4.8

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.77 AU - 6.23 AU

Year: 10331 Days

Day: 20.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,318,910 km

• M1: 59,690 km (0.095 R)
• M2: 237,561 km (0.101 R)
• M3: 418,724 km (0.052 R)
• M4: 700,268 km (0.103 R)
• M5: 888,013 km (0.058 R)
• M6: 1,135,897 km (0.057 R)
• M7: 1,758,373 km (0.073 R)
• M8: 2,696,801 km (0.059 R)
• M9: 4,057,543 km (0.115 R)
• M10: 4,812,414 km (0.086 R)
• M11: 5,313,118 km (0.083 R)
• M12: 7,800,631 km (0.092 R)
• M13: 12,420,662 km (0.094 R)
• M14: 12,604,668 km (0.099 R)
• M15: 13,455,431 km (0.086 R)
• M16: 18,349,076 km (0.077 R)
• M17: 18,828,837 km (0.093 R)
• M18: 19,626,044 km (0.107 R)
• M19: 20,381,812 km (0.063 R)
• M20: 21,156,729 km (0.053 R)
• M21: 22,287,839 km (0.034 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 16,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit