🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 13.2

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.46 AU - 0.68 AU

Year: 287 Days

Day: 10.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,514,258 km

• M1: 164,258 km (0.032 R)
• M2: 634,594 km (0.082 R)
• M3: 1,086,529 km (0.08 R)
• M4: 1,633,310 km (0.08 R)
• M5: 2,585,051 km (0.116 R)
• M6: 3,376,424 km (0.083 R)
• M7: 4,141,617 km (0.1 R)
• M8: 4,621,078 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.1

Radius: 12.3

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.92 AU - 0.98 AU

Year: 617 Days

Day: 7.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 55,514,258 km

• M1: 153,188 km (0.108 R)
• M2: 689,646 km (0.04 R)
• M3: 1,104,481 km (0.118 R)
• M4: 2,059,364 km (0.112 R)
• M5: 2,572,485 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.7

Radius: 13.9

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.31 AU - 3.01 AU

Year: 2893 Days

Day: 10 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,514,258 km

• M1: 172,935 km (0.092 R)
• M2: 606,619 km (0.076 R)
• M3: 1,060,200 km (0.101 R)
• M4: 1,571,226 km (0.092 R)
• M5: 2,200,585 km (0.039 R)
• M6: 4,718,018 km (0.073 R)
• M7: 6,792,791 km (0.111 R)
• M8: 7,491,861 km (0.08 R)
• M9: 7,945,592 km (0.039 R)
• M10: 9,097,645 km (0.095 R)
• M11: 11,619,566 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.6

Radius: 5.2

Gravity: 31.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.61 AU - 7.43 AU

Year: 9850 Days

Day: 24.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,514,258 km

• M1: 64,776 km (0.114 R)
• M2: 292,613 km (0.097 R)
• M3: 464,501 km (0.086 R)
• M4: 748,737 km (0.113 R)
• M5: 956,379 km (0.092 R)
• M6: 1,178,532 km (0.089 R)
• M7: 1,367,175 km (0.063 R)
• M8: 1,665,623 km (0.109 R)
• M9: 2,076,568 km (0.069 R)
• M10: 2,511,599 km (0.096 R)
• M11: 3,485,331 km (0.106 R)
• M12: 3,850,649 km (0.105 R)
• M13: 4,688,098 km (0.067 R)
• M14: 5,536,767 km (0.119 R)
• M15: 5,853,017 km (0.11 R)
• M16: 6,107,333 km (0.097 R)
• M17: 7,035,438 km (0.089 R)
• M18: 7,322,965 km (0.071 R)
• M19: 7,747,375 km (0.114 R)
• M20: 7,921,656 km (0.032 R)
• M21: 9,119,037 km (0.079 R)
• M22: 9,362,284 km (0.105 R)
• M23: 9,760,812 km (0.093 R)
• M24: 10,379,549 km (0.077 R)
• M25: 11,809,106 km (0.096 R)
• M26: 14,651,466 km (0.103 R)
• M27: 16,372,739 km (0.079 R)
• M28: 17,318,945 km (0.118 R)
• M29: 22,513,582 km (0.029 R)
• M30: 23,682,241 km (0.11 R)
• M31: 28,451,121 km (0.039 R)
• M32: 29,922,716 km (0.093 R)
• M33: 32,562,221 km (0.06 R)
• M34: 38,047,526 km (0.062 R)
• M35: 38,805,388 km (0.058 R)
• M36: 40,482,081 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.3

Radius: 4

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.5 AU - 7.12 AU

Year: 11851 Days

Day: 20.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,514,258 km

• M1: 53,706 km (0.037 R)
• M2: 205,847 km (0.073 R)
• M3: 354,547 km (0.072 R)
• M4: 808,876 km (0.036 R)
• M5: 1,110,615 km (0.113 R)
• M6: 1,698,684 km (0.084 R)
• M7: 1,975,889 km (0.078 R)
• M8: 2,671,070 km (0.12 R)
• M9: 3,275,296 km (0.109 R)
• M10: 3,598,876 km (0.101 R)
• M11: 5,600,795 km (0.08 R)
• M12: 7,533,898 km (0.107 R)
• M13: 8,425,502 km (0.039 R)
• M14: 9,148,508 km (0.115 R)
• M15: 10,979,885 km (0.084 R)
• M16: 13,341,737 km (0.072 R)
• M17: 14,586,989 km (0.052 R)
• M18: 15,403,494 km (0.118 R)
• M19: 16,365,259 km (0.085 R)
• M20: 16,890,198 km (0.072 R)
• M21: 18,158,788 km (0.101 R)
• M22: 22,414,548 km (0.116 R)
• M23: 25,697,174 km (0.093 R)

Asteroid Belt

Center: 8.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.7

Radius: 5.5

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.32 AU - 9.36 AU

Year: 19035 Days

Day: 22.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,514,258 km

• M1: 68,815 km (0.1 R)
• M2: 251,773 km (0.105 R)
• M3: 854,204 km (0.098 R)
• M4: 1,954,197 km (0.032 R)
• M5: 2,364,993 km (0.038 R)
• M6: 6,472,501 km (0.109 R)
• M7: 8,702,407 km (0.102 R)
• M8: 10,336,614 km (0.106 R)
• M9: 13,670,104 km (0.045 R)
• M10: 13,866,526 km (0.071 R)
• M11: 14,198,184 km (0.106 R)
• M12: 14,399,693 km (0.037 R)
• M13: 18,441,678 km (0.109 R)
• M14: 19,829,347 km (0.065 R)
• M15: 20,849,754 km (0.047 R)
• M16: 22,173,995 km (0.081 R)
• M17: 23,272,941 km (0.094 R)
• M18: 32,116,568 km (0.07 R)
• M19: 34,359,938 km (0.045 R)
• M20: 40,488,365 km (0.099 R)
• M21: 50,829,018 km (0.117 R)
• M22: 53,056,381 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 16,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit