🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.4

Radius: 12.3

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.47 AU - 0.61 AU

Year: 265 Days

Day: 6.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,968,869 km

• M1: 153,188 km (0.111 R)
• M2: 551,268 km (0.068 R)
• M3: 1,092,513 km (0.093 R)
• M4: 1,494,333 km (0.118 R)
• M5: 1,903,483 km (0.05 R)
• M6: 2,447,122 km (0.084 R)
• M7: 2,831,140 km (0.085 R)
• M8: 3,588,554 km (0.104 R)
• M9: 4,361,227 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.7

Radius: 13.3

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.58 AU - 0.6 AU

Year: 302 Days

Day: 9.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,968,869 km

• M1: 165,455 km (0.047 R)
• M2: 696,228 km (0.118 R)
• M3: 1,192,145 km (0.059 R)
• M4: 1,725,761 km (0.117 R)
• M5: 2,240,677 km (0.109 R)
• M6: 2,684,534 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.1

Radius: 8.7

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.3 AU - 3.56 AU

Year: 3344 Days

Day: 10.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,968,869 km

• M1: 108,309 km (0.115 R)
• M2: 423,512 km (0.076 R)
• M3: 815,907 km (0.086 R)
• M4: 1,294,022 km (0.06 R)
• M5: 1,643,482 km (0.107 R)
• M6: 2,123,991 km (0.055 R)
• M7: 2,744,672 km (0.081 R)
• M8: 4,481,055 km (0.093 R)
• M9: 4,788,777 km (0.098 R)
• M10: 5,264,050 km (0.12 R)
• M11: 6,726,668 km (0.102 R)
• M12: 7,584,762 km (0.116 R)
• M13: 8,371,796 km (0.047 R)
• M14: 8,876,838 km (0.064 R)
• M15: 11,060,070 km (0.079 R)
• M16: 12,762,793 km (0.081 R)
• M17: 15,049,546 km (0.068 R)
• M18: 15,526,913 km (0.096 R)
• M19: 15,850,642 km (0.052 R)
• M20: 17,134,043 km (0.119 R)
• M21: 19,094,523 km (0.12 R)
• M22: 20,096,828 km (0.118 R)
• M23: 21,598,641 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.9

Radius: 11.2

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.21 AU - 5.17 AU

Year: 6773 Days

Day: 14.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,968,869 km

• M1: 140,772 km (0.116 R)
• M2: 729,290 km (0.102 R)
• M3: 1,173,446 km (0.119 R)
• M4: 2,188,318 km (0.084 R)
• M5: 3,099,069 km (0.072 R)
• M6: 3,713,618 km (0.097 R)
• M7: 5,402,877 km (0.071 R)
• M8: 6,905,288 km (0.081 R)
• M9: 7,554,692 km (0.064 R)
• M10: 9,517,417 km (0.093 R)
• M11: 10,176,844 km (0.06 R)
• M12: 11,171,670 km (0.084 R)
• M13: 11,852,340 km (0.059 R)
• M14: 12,560,387 km (0.098 R)
• M15: 13,354,153 km (0.107 R)
• M16: 14,302,005 km (0.04 R)
• M17: 17,484,251 km (0.081 R)
• M18: 19,575,181 km (0.078 R)
• M19: 26,564,842 km (0.074 R)
• M20: 37,779,147 km (0.1 R)
• M21: 39,670,663 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.4

Radius: 3.3

Gravity: 69.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.54 AU - 10.16 AU

Year: 16090 Days

Day: 16.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 67,968,869 km

• M1: 40,990 km (0.096 R)
• M2: 176,974 km (0.063 R)
• M3: 335,249 km (0.082 R)
• M4: 670,049 km (0.05 R)
• M5: 1,234,930 km (0.111 R)
• M6: 1,912,010 km (0.053 R)
• M7: 2,594,775 km (0.063 R)
• M8: 3,183,891 km (0.027 R)
• M9: 3,739,049 km (0.026 R)
• M10: 4,791,470 km (0.084 R)
• M11: 5,002,104 km (0.081 R)
• M12: 5,255,523 km (0.067 R)
• M13: 7,093,482 km (0.11 R)
• M14: 8,685,802 km (0.026 R)
• M15: 9,104,826 km (0.079 R)
• M16: 9,427,807 km (0.093 R)
• M17: 13,432,094 km (0.107 R)
• M18: 13,570,621 km (0.081 R)
• M19: 13,992,038 km (0.077 R)
• M20: 14,934,655 km (0.119 R)
• M21: 16,945,400 km (0.092 R)
• M22: 19,837,575 km (0.094 R)
• M23: 20,017,242 km (0.097 R)
• M24: 20,197,957 km (0.098 R)
• M25: 25,079,335 km (0.107 R)
• M26: 25,713,181 km (0.075 R)
• M27: 26,466,107 km (0.11 R)
• M28: 28,128,738 km (0.113 R)
• M29: 30,811,327 km (0.098 R)
• M30: 31,294,678 km (0.094 R)
• M31: 31,905,785 km (0.054 R)
• M32: 32,276,339 km (0.109 R)
• M33: 32,774,799 km (0.097 R)
• M34: 38,044,982 km (0.106 R)
• M35: 38,741,061 km (0.07 R)
• M36: 39,303,998 km (0.087 R)
• M37: 40,015,186 km (0.047 R)
• M38: 42,796,360 km (0.112 R)
• M39: 44,463,928 km (0.099 R)
• M40: 46,806,930 km (0.097 R)
• M41: 58,280,638 km (0.099 R)
• M42: 59,205,153 km (0.081 R)
• M43: 60,327,286 km (0.072 R)
• M44: 64,563,150 km (0.103 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 13,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit