🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.6

Radius: 10.4

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.69 AU - 0.97 AU

Year: 513 Days

Day: 7.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 14,959,046 km

• M1: 129,402 km (0.056 R)
• M2: 492,327 km (0.104 R)
• M3: 923,318 km (0.117 R)
• M4: 1,542,952 km (0.101 R)
• M5: 2,066,695 km (0.089 R)
• M6: 2,498,434 km (0.074 R)
• M7: 3,190,623 km (0.075 R)
• M8: 4,072,952 km (0.083 R)
• M9: 5,000,758 km (0.116 R)
• M10: 5,615,156 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.1

Radius: 8.2

Gravity: 14.65 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.18 AU - 1.82 AU

Year: 1246 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 14,959,046 km

• M1: 102,026 km (0.083 R)
• M2: 432,039 km (0.069 R)
• M3: 764,146 km (0.025 R)
• M4: 1,212,192 km (0.12 R)
• M5: 1,658,741 km (0.081 R)
• M6: 2,040,365 km (0.116 R)
• M7: 2,467,018 km (0.114 R)
• M8: 4,130,846 km (0.056 R)
• M9: 4,637,833 km (0.059 R)
• M10: 5,399,137 km (0.073 R)
• M11: 5,775,824 km (0.104 R)
• M12: 6,557,024 km (0.047 R)
• M13: 7,168,281 km (0.11 R)
• M14: 7,928,538 km (0.113 R)
• M15: 9,137,438 km (0.107 R)
• M16: 11,769,164 km (0.118 R)
• M17: 12,594,196 km (0.078 R)
• M18: 13,457,226 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.5

Radius: 11.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.38 AU - 1.78 AU

Year: 1347 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,959,046 km

• M1: 140,472 km (0.076 R)
• M2: 596,447 km (0.033 R)
• M3: 1,053,169 km (0.098 R)
• M4: 1,576,313 km (0.115 R)
• M5: 2,125,636 km (0.075 R)
• M6: 2,552,738 km (0.103 R)
• M7: 2,960,691 km (0.112 R)
• M8: 3,524,975 km (0.081 R)
• M9: 4,033,308 km (0.091 R)
• M10: 5,013,773 km (0.119 R)
• M11: 5,482,612 km (0.118 R)
• M12: 6,930,570 km (0.082 R)
• M13: 7,780,436 km (0.079 R)
• M14: 8,698,368 km (0.081 R)
• M15: 9,433,043 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 13.1

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.72 AU - 2.08 AU

Year: 1776 Days

Day: 14.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,959,046 km

• M1: 163,062 km (0.105 R)
• M2: 590,313 km (0.056 R)
• M3: 1,374,655 km (0.092 R)
• M4: 2,151,666 km (0.034 R)
• M5: 2,796,882 km (0.111 R)
• M6: 3,244,030 km (0.06 R)
• M7: 3,653,030 km (0.08 R)
• M8: 4,096,887 km (0.095 R)
• M9: 7,312,344 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907

Radius: 12.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.01 AU - 3.35 AU

Year: 2976 Days

Day: 13 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 14,959,046 km

• M1: 214,374 km (0.102 R)
• M2: 1,285,195 km (0.119 R)
• M3: 2,110,228 km (0.069 R)
• M4: 2,761,876 km (0.113 R)
• M5: 4,114,989 km (0.049 R)
• M6: 4,890,354 km (0.107 R)
• M7: 5,287,686 km (0.118 R)
• M8: 5,787,792 km (0.087 R)
• M9: 6,612,076 km (0.116 R)
• M10: 8,284,431 km (0.1 R)
• M11: 8,887,909 km (0.118 R)
• M12: 10,063,898 km (0.09 R)
• M13: 11,556,735 km (0.068 R)
• M14: 12,862,874 km (0.1 R)
• M15: 13,819,403 km (0.111 R)
• M16: 14,365,285 km (0.102 R)
• M17: 15,133,021 km (0.065 R)
• M18: 16,035,845 km (0.109 R)
• M19: 20,136,023 km (0.067 R)
• M20: 20,967,638 km (0.111 R)
• M21: 23,043,308 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.8

Radius: 12

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.5 AU - 4.06 AU

Year: 4985 Days

Day: 7.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 14,959,046 km

• M1: 149,448 km (0.027 R)
• M2: 784,192 km (0.037 R)
• M3: 1,326,784 km (0.105 R)
• M4: 1,797,269 km (0.083 R)
• M5: 2,848,792 km (0.115 R)
• M6: 3,959,257 km (0.091 R)
• M7: 5,792,878 km (0.079 R)
• M8: 6,272,938 km (0.077 R)
• M9: 6,857,866 km (0.109 R)
• M10: 7,340,768 km (0.073 R)
• M11: 7,760,390 km (0.106 R)
• M12: 9,801,054 km (0.09 R)
• M13: 11,162,993 km (0.074 R)
• M14: 13,960,473 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 12,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit