🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 14.1

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.89 AU - 1.29 AU

Year: 724 Days

Day: 9.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,925,423 km

• M1: 175,329 km (0.045 R)
• M2: 467,793 km (0.092 R)
• M3: 772,823 km (0.079 R)
• M4: 1,308,682 km (0.058 R)
• M5: 1,748,500 km (0.111 R)
• M6: 2,326,247 km (0.111 R)
• M7: 2,644,442 km (0.088 R)
• M8: 3,003,626 km (0.104 R)
• M9: 3,677,714 km (0.071 R)
• M10: 4,080,731 km (0.101 R)
• M11: 4,965,153 km (0.084 R)
• M12: 5,804,547 km (0.104 R)
• M13: 6,117,805 km (0.054 R)
• M14: 6,682,686 km (0.078 R)
• M15: 6,974,851 km (0.071 R)
• M16: 7,547,512 km (0.074 R)
• M17: 7,826,811 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.6

Radius: 14.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.29 AU - 2.11 AU

Year: 1409 Days

Day: 10.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,925,423 km

• M1: 182,659 km (0.072 R)
• M2: 494,571 km (0.07 R)
• M3: 785,239 km (0.061 R)
• M4: 1,309,430 km (0.085 R)
• M5: 1,710,951 km (0.099 R)
• M6: 2,295,879 km (0.049 R)
• M7: 2,776,536 km (0.055 R)
• M8: 3,107,896 km (0.103 R)
• M9: 3,407,839 km (0.115 R)
• M10: 4,122,169 km (0.047 R)
• M11: 5,384,027 km (0.091 R)
• M12: 5,680,830 km (0.053 R)
• M13: 6,071,878 km (0.115 R)
• M14: 6,351,926 km (0.076 R)
• M15: 6,711,110 km (0.051 R)
• M16: 7,080,467 km (0.081 R)
• M17: 8,008,423 km (0.11 R)
• M18: 9,122,329 km (0.117 R)
• M19: 9,423,170 km (0.072 R)
• M20: 9,906,072 km (0.088 R)
• M21: 10,815,477 km (0.093 R)
• M22: 12,156,921 km (0.094 R)
• M23: 12,604,967 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.8

Radius: 14.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.73 AU - 1.75 AU

Year: 1459 Days

Day: 9.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,925,423 km

• M1: 190,887 km (0.114 R)
• M2: 662,719 km (0.108 R)
• M3: 943,065 km (0.057 R)
• M4: 1,382,284 km (0.084 R)
• M5: 1,672,205 km (0.084 R)
• M6: 3,122,856 km (0.07 R)
• M7: 3,420,256 km (0.11 R)
• M8: 3,757,599 km (0.102 R)
• M9: 4,125,161 km (0.106 R)
• M10: 4,840,688 km (0.089 R)
• M11: 5,198,077 km (0.116 R)
• M12: 5,631,761 km (0.081 R)
• M13: 6,215,792 km (0.12 R)
• M14: 7,111,883 km (0.079 R)
• M15: 7,400,158 km (0.101 R)
• M16: 7,694,267 km (0.058 R)
• M17: 8,146,352 km (0.117 R)
• M18: 8,513,615 km (0.088 R)
• M19: 9,191,592 km (0.106 R)
• M20: 9,769,938 km (0.118 R)
• M21: 10,344,543 km (0.109 R)
• M22: 11,384,697 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.5

Radius: 8.6

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.33 AU - 4.51 AU

Year: 4935 Days

Day: 12.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,925,423 km

• M1: 140,173 km (0.096 R)
• M2: 345,721 km (0.1 R)
• M3: 792,121 km (0.107 R)
• M4: 1,033,572 km (0.093 R)
• M5: 1,459,926 km (0.089 R)
• M6: 1,726,359 km (0.116 R)
• M7: 2,430,068 km (0.069 R)
• M8: 4,276,554 km (0.1 R)
• M9: 4,719,663 km (0.052 R)
• M10: 6,022,212 km (0.039 R)
• M11: 6,255,136 km (0.113 R)
• M12: 6,790,696 km (0.111 R)
• M13: 7,057,130 km (0.063 R)
• M14: 7,908,491 km (0.062 R)
• M15: 8,680,416 km (0.086 R)
• M16: 9,047,230 km (0.114 R)
• M17: 9,288,681 km (0.109 R)
• M18: 9,963,667 km (0.088 R)
• M19: 10,403,485 km (0.077 R)
• M20: 10,876,812 km (0.038 R)
• M21: 11,214,455 km (0.093 R)
• M22: 11,557,333 km (0.119 R)
• M23: 12,411,687 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.2

Radius: 12.4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.9 AU - 5.54 AU

Year: 6520 Days

Day: 7.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,925,423 km

• M1: 176,376 km (0.041 R)
• M2: 541,843 km (0.075 R)
• M3: 799,152 km (0.08 R)
• M4: 1,121,535 km (0.094 R)
• M5: 1,738,626 km (0.12 R)
• M6: 2,548,849 km (0.07 R)
• M7: 3,410,831 km (0.05 R)
• M8: 3,935,172 km (0.037 R)
• M9: 5,936,492 km (0.086 R)
• M10: 6,266,505 km (0.115 R)
• M11: 7,048,453 km (0.045 R)
• M12: 7,978,204 km (0.095 R)
• M13: 10,852,578 km (0.073 R)
• M14: 11,390,382 km (0.054 R)
• M15: 11,664,296 km (0.064 R)
• M16: 12,128,049 km (0.114 R)
• M17: 12,760,698 km (0.105 R)
• M18: 13,213,082 km (0.08 R)
• M19: 13,574,212 km (0.063 R)
• M20: 15,068,096 km (0.086 R)
• M21: 19,305,007 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.5

Radius: 6

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.51 AU - 7.47 AU

Year: 11750 Days

Day: 23.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,925,423 km

• M1: 129,253 km (0.081 R)
• M2: 1,108,670 km (0.119 R)
• M3: 1,601,146 km (0.09 R)
• M4: 1,768,845 km (0.11 R)
• M5: 2,558,872 km (0.115 R)
• M6: 3,499,693 km (0.068 R)
• M7: 6,693,308 km (0.032 R)
• M8: 7,011,054 km (0.102 R)
• M9: 8,651,245 km (0.077 R)
• M10: 9,073,260 km (0.082 R)
• M11: 12,239,948 km (0.111 R)
• M12: 13,069,319 km (0.085 R)
• M13: 20,781,687 km (0.103 R)
• M14: 22,916,449 km (0.107 R)
• M15: 24,397,618 km (0.094 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: 251 - 16,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit