🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.5

Radius: 10.4

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.67 AU - 1.03 AU

Year: 514 Days

Day: 10.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,858,293 km

• M1: 129,701 km (0.115 R)
• M2: 497,114 km (0.076 R)
• M3: 910,303 km (0.051 R)
• M4: 1,239,718 km (0.116 R)
• M5: 1,848,282 km (0.099 R)
• M6: 2,245,614 km (0.09 R)
• M7: 2,573,083 km (0.115 R)
• M8: 3,130,635 km (0.08 R)
• M9: 3,464,387 km (0.108 R)
• M10: 3,863,066 km (0.059 R)
• M11: 4,914,290 km (0.067 R)
• M12: 5,298,457 km (0.112 R)
• M13: 6,089,681 km (0.048 R)
• M14: 7,082,412 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.7

Radius: 9.3

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.82 AU - 1.14 AU

Year: 636 Days

Day: 8.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,858,293 km

• M1: 115,639 km (0.061 R)
• M2: 576,101 km (0.04 R)
• M3: 913,295 km (0.082 R)
• M4: 1,249,741 km (0.088 R)
• M5: 1,629,869 km (0.087 R)
• M6: 1,976,188 km (0.112 R)
• M7: 2,371,575 km (0.085 R)
• M8: 3,630,740 km (0.097 R)
• M9: 3,957,911 km (0.091 R)
• M10: 4,430,042 km (0.11 R)
• M11: 5,129,412 km (0.11 R)
• M12: 5,616,502 km (0.063 R)
• M13: 5,958,334 km (0.119 R)
• M14: 6,852,630 km (0.034 R)
• M15: 7,580,124 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.4

Radius: 14.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.15 AU - 1.57 AU

Year: 1040 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,858,293 km

• M1: 180,116 km (0.119 R)
• M2: 629,209 km (0.102 R)
• M3: 1,410,259 km (0.095 R)
• M4: 1,994,588 km (0.073 R)
• M5: 2,519,228 km (0.12 R)
• M6: 2,986,123 km (0.104 R)
• M7: 3,481,591 km (0.102 R)
• M8: 4,182,756 km (0.087 R)
• M9: 5,349,919 km (0.086 R)
• M10: 5,890,865 km (0.111 R)
• M11: 6,630,327 km (0.113 R)
• M12: 7,157,211 km (0.11 R)
• M13: 7,608,996 km (0.099 R)
• M14: 9,109,314 km (0.062 R)
• M15: 10,799,021 km (0.091 R)
• M16: 11,395,169 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.1

Radius: 11.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.44 AU - 1.86 AU

Year: 1390 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,858,293 km

• M1: 138,528 km (0.11 R)
• M2: 529,277 km (0.056 R)
• M3: 885,171 km (0.103 R)
• M4: 1,417,889 km (0.098 R)
• M5: 2,103,196 km (0.094 R)
• M6: 2,528,802 km (0.109 R)
• M7: 3,253,754 km (0.06 R)
• M8: 3,665,597 km (0.032 R)
• M9: 4,112,296 km (0.094 R)
• M10: 4,632,448 km (0.086 R)
• M11: 5,016,316 km (0.103 R)
• M12: 5,505,202 km (0.078 R)
• M13: 6,003,213 km (0.114 R)
• M14: 6,531,293 km (0.099 R)
• M15: 6,892,273 km (0.112 R)
• M16: 7,317,281 km (0.114 R)
• M17: 7,839,976 km (0.058 R)
• M18: 9,166,460 km (0.066 R)
• M19: 11,342,810 km (0.115 R)
• M20: 12,007,922 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902

Radius: 3.9

Gravity: 59.3 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.43 AU - 10.43 AU

Year: 20527 Days

Day: 19.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,858,293 km

• M1: 48,470 km (0.09 R)
• M2: 323,431 km (0.099 R)
• M3: 534,962 km (0.097 R)
• M4: 1,177,485 km (0.113 R)
• M5: 1,681,031 km (0.109 R)
• M6: 1,910,215 km (0.119 R)
• M7: 2,775,788 km (0.069 R)
• M8: 4,520,848 km (0.08 R)
• M9: 4,813,311 km (0.111 R)
• M10: 5,196,282 km (0.074 R)
• M11: 5,395,247 km (0.103 R)
• M12: 7,223,782 km (0.085 R)
• M13: 8,797,552 km (0.064 R)
• M14: 9,844,138 km (0.117 R)
• M15: 10,460,033 km (0.059 R)
• M16: 11,166,733 km (0.079 R)
• M17: 11,298,678 km (0.077 R)
• M18: 11,700,349 km (0.11 R)
• M19: 15,102,653 km (0.075 R)
• M20: 17,823,390 km (0.115 R)
• M21: 18,551,183 km (0.104 R)
• M22: 18,736,236 km (0.118 R)
• M23: 20,261,087 km (0.048 R)
• M24: 24,989,277 km (0.035 R)
• M25: 27,308,044 km (0.104 R)
• M26: 29,138,224 km (0.078 R)
• M27: 30,531,280 km (0.086 R)
• M28: 30,660,084 km (0.056 R)
• M29: 38,616,297 km (0.081 R)
• M30: 47,324,987 km (0.113 R)
• M31: 51,400,482 km (0.075 R)
• M32: 59,836,755 km (0.069 R)
• M33: 66,736,957 km (0.104 R)
• M34: 68,486,204 km (0.104 R)
• M35: 77,931,814 km (0.102 R)
• M36: 78,897,319 km (0.063 R)
• M37: 80,115,344 km (0.064 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 11,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit