🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.8

Radius: 13.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.59 AU - 0.91 AU

Year: 419 Days

Day: 8 Hours

Environment

Temp: -133 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,071,304 km

• M1: 172,935 km (0.082 R)
• M2: 685,457 km (0.117 R)
• M3: 1,352,514 km (0.111 R)
• M4: 1,853,368 km (0.109 R)
• M5: 2,318,468 km (0.091 R)
• M6: 2,758,136 km (0.102 R)
• M7: 3,191,371 km (0.097 R)
• M8: 4,363,471 km (0.077 R)

Asteroid Belt

Center: 1.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.9

Radius: 14.6

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.18 AU - 2.32 AU

Year: 2179 Days

Day: 10.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,071,304 km

• M1: 181,761 km (0.094 R)
• M2: 717,771 km (0.034 R)
• M3: 1,698,085 km (0.105 R)
• M4: 2,649,378 km (0.116 R)
• M5: 3,139,611 km (0.046 R)
• M6: 3,782,582 km (0.092 R)
• M7: 4,347,165 km (0.107 R)
• M8: 5,358,895 km (0.116 R)
• M9: 6,796,381 km (0.105 R)
• M10: 7,787,018 km (0.093 R)
• M11: 8,317,492 km (0.092 R)
• M12: 9,006,091 km (0.026 R)
• M13: 11,263,373 km (0.101 R)
• M14: 13,966,607 km (0.053 R)
• M15: 15,960,148 km (0.112 R)
• M16: 16,563,027 km (0.068 R)
• M17: 18,245,555 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233

Radius: 9.5

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.3 AU - 5.44 AU

Year: 5898 Days

Day: 8.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,071,304 km

• M1: 120,725 km (0.08 R)
• M2: 621,280 km (0.115 R)
• M3: 936,931 km (0.099 R)
• M4: 1,402,929 km (0.071 R)
• M5: 2,595,972 km (0.075 R)
• M6: 3,010,059 km (0.072 R)
• M7: 5,050,424 km (0.064 R)
• M8: 5,644,776 km (0.119 R)
• M9: 6,788,901 km (0.084 R)
• M10: 7,776,845 km (0.074 R)
• M11: 8,821,338 km (0.076 R)
• M12: 9,996,279 km (0.037 R)
• M13: 12,106,656 km (0.059 R)
• M14: 13,458,273 km (0.112 R)
• M15: 14,145,526 km (0.046 R)
• M16: 14,753,192 km (0.045 R)
• M17: 17,821,295 km (0.118 R)
• M18: 18,952,105 km (0.039 R)
• M19: 21,225,095 km (0.119 R)
• M20: 22,021,555 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.7

Radius: 4.5

Gravity: 20.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.52 AU - 6.82 AU

Year: 9896 Days

Day: 18.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,071,304 km

• M1: 56,099 km (0.059 R)
• M2: 222,901 km (0.097 R)
• M3: 499,657 km (0.068 R)
• M4: 1,481,019 km (0.059 R)
• M5: 2,503,371 km (0.089 R)
• M6: 2,714,154 km (0.097 R)
• M7: 6,462,478 km (0.099 R)
• M8: 7,427,534 km (0.113 R)
• M9: 12,037,243 km (0.068 R)
• M10: 12,693,679 km (0.107 R)
• M11: 17,005,089 km (0.027 R)
• M12: 18,395,601 km (0.08 R)
• M13: 19,785,066 km (0.058 R)
• M14: 22,038,459 km (0.101 R)
• M15: 22,936,196 km (0.104 R)
• M16: 23,520,076 km (0.08 R)
• M17: 31,215,391 km (0.114 R)
• M18: 37,030,559 km (0.107 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 17,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit