🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.6

Radius: 10.6

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.12 AU - 1.36 AU

Year: 906 Days

Day: 13.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,125,309 km

• M1: 131,796 km (0.108 R)
• M2: 682,914 km (0.118 R)
• M3: 1,091,616 km (0.094 R)
• M4: 1,484,609 km (0.118 R)
• M5: 1,943,725 km (0.108 R)
• M6: 2,384,590 km (0.08 R)
• M7: 2,891,876 km (0.113 R)
• M8: 3,856,035 km (0.053 R)
• M9: 4,387,257 km (0.081 R)
• M10: 4,930,297 km (0.045 R)
• M11: 5,342,439 km (0.08 R)
• M12: 5,797,815 km (0.036 R)
• M13: 6,322,156 km (0.117 R)
• M14: 7,587,454 km (0.032 R)
• M15: 8,036,098 km (0.064 R)
• M16: 9,661,180 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.9

Radius: 10.4

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.46 AU - 1.6 AU

Year: 1241 Days

Day: 8.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,125,309 km

• M1: 130,300 km (0.106 R)
• M2: 563,086 km (0.074 R)
• M3: 965,205 km (0.084 R)
• M4: 1,915,152 km (0.101 R)
• M5: 2,647,134 km (0.088 R)
• M6: 3,686,540 km (0.119 R)
• M7: 4,996,718 km (0.109 R)
• M8: 5,330,172 km (0.106 R)
• M9: 6,104,192 km (0.073 R)
• M10: 6,529,349 km (0.104 R)
• M11: 9,067,426 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.7

Radius: 11.1

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.69 AU - 2.13 AU

Year: 1732 Days

Day: 6.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,125,309 km

• M1: 140,024 km (0.067 R)
• M2: 550,520 km (0.104 R)
• M3: 1,621,641 km (0.076 R)
• M4: 3,018,287 km (0.105 R)
• M5: 3,422,949 km (0.075 R)
• M6: 3,996,806 km (0.071 R)
• M7: 5,135,097 km (0.119 R)
• M8: 6,384,538 km (0.089 R)
• M9: 8,652,741 km (0.118 R)
• M10: 11,550,601 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506

Radius: 8.2

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.83 AU - 4.69 AU

Year: 5768 Days

Day: 8.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,125,309 km

• M1: 104,120 km (0.116 R)
• M2: 371,302 km (0.112 R)
• M3: 677,978 km (0.097 R)
• M4: 942,616 km (0.051 R)
• M5: 1,521,410 km (0.085 R)
• M6: 1,783,057 km (0.073 R)
• M7: 2,240,677 km (0.114 R)
• M8: 3,033,546 km (0.026 R)
• M9: 3,753,111 km (0.063 R)
• M10: 4,047,819 km (0.093 R)
• M11: 7,028,258 km (0.101 R)
• M12: 7,945,891 km (0.042 R)
• M13: 10,453,450 km (0.112 R)
• M14: 11,504,675 km (0.115 R)
• M15: 12,325,668 km (0.099 R)
• M16: 13,922,625 km (0.095 R)
• M17: 15,422,044 km (0.094 R)
• M18: 17,334,952 km (0.062 R)
• M19: 18,284,001 km (0.1 R)
• M20: 22,060,899 km (0.051 R)
• M21: 22,354,410 km (0.079 R)
• M22: 24,403,601 km (0.099 R)
• M23: 26,000,260 km (0.094 R)
• M24: 26,824,095 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.1

Radius: 5.5

Gravity: 13.39 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.29 AU - 6.81 AU

Year: 9762 Days

Day: 18.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,125,309 km

• M1: 68,815 km (0.046 R)
• M2: 249,230 km (0.049 R)
• M3: 555,606 km (0.116 R)
• M4: 837,748 km (0.111 R)
• M5: 1,463,067 km (0.088 R)
• M6: 1,748,500 km (0.105 R)
• M7: 2,522,818 km (0.053 R)
• M8: 2,975,801 km (0.101 R)
• M9: 3,816,092 km (0.115 R)
• M10: 4,093,895 km (0.114 R)
• M11: 4,605,520 km (0.104 R)
• M12: 5,249,988 km (0.101 R)
• M13: 5,886,377 km (0.089 R)
• M14: 6,716,346 km (0.106 R)
• M15: 7,009,558 km (0.051 R)
• M16: 8,310,461 km (0.043 R)
• M17: 9,039,751 km (0.057 R)
• M18: 9,442,767 km (0.105 R)
• M19: 11,431,521 km (0.049 R)
• M20: 12,496,209 km (0.074 R)
• M21: 13,509,436 km (0.113 R)
• M22: 17,625,023 km (0.103 R)
• M23: 18,609,377 km (0.106 R)
• M24: 18,824,947 km (0.113 R)
• M25: 19,187,872 km (0.058 R)
• M26: 21,073,403 km (0.105 R)
• M27: 22,914,055 km (0.074 R)
• M28: 25,384,066 km (0.067 R)
• M29: 30,446,009 km (0.074 R)
• M30: 33,423,605 km (0.07 R)
• M31: 35,586,491 km (0.1 R)
• M32: 36,253,099 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.1

Radius: 3.8

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.8 AU - 7.28 AU

Year: 12254 Days

Day: 18.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,125,309 km

• M1: 47,423 km (0.032 R)
• M2: 216,468 km (0.109 R)
• M3: 350,657 km (0.088 R)
• M4: 607,966 km (0.086 R)
• M5: 1,155,943 km (0.06 R)
• M6: 1,751,641 km (0.078 R)
• M7: 2,437,398 km (0.066 R)
• M8: 2,760,380 km (0.109 R)
• M9: 2,921,796 km (0.084 R)
• M10: 3,068,402 km (0.059 R)
• M11: 3,376,125 km (0.108 R)
• M12: 4,078,636 km (0.062 R)
• M13: 4,902,771 km (0.106 R)
• M14: 5,416,191 km (0.092 R)
• M15: 6,373,168 km (0.103 R)
• M16: 7,360,664 km (0.058 R)
• M17: 7,515,199 km (0.077 R)
• M18: 9,725,806 km (0.106 R)
• M19: 9,958,880 km (0.119 R)
• M20: 10,680,241 km (0.037 R)
• M21: 12,065,517 km (0.117 R)
• M22: 14,033,776 km (0.1 R)
• M23: 14,754,988 km (0.115 R)
• M24: 15,374,622 km (0.049 R)
• M25: 20,055,240 km (0.088 R)
• M26: 20,584,966 km (0.115 R)
• M27: 25,427,000 km (0.109 R)
• M28: 27,782,269 km (0.086 R)
• M29: 29,301,585 km (0.057 R)
• M30: 35,823,155 km (0.114 R)
• M31: 37,393,035 km (0.111 R)
• M32: 37,621,022 km (0.118 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: 200 - 11,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit