🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 10.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.59 AU - 0.67 AU

Year: 345 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,219,157 km

• M1: 129,552 km (0.12 R)
• M2: 566,378 km (0.067 R)
• M3: 965,056 km (0.051 R)
• M4: 1,447,659 km (0.103 R)
• M5: 2,057,868 km (0.025 R)
• M6: 3,225,779 km (0.062 R)
• M7: 3,569,405 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.4

Radius: 11.6

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.1 AU - 1.12 AU

Year: 807 Days

Day: 5.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,219,157 km

• M1: 144,362 km (0.081 R)
• M2: 542,292 km (0.098 R)
• M3: 1,029,682 km (0.107 R)
• M4: 1,684,622 km (0.049 R)
• M5: 2,064,151 km (0.088 R)
• M6: 2,716,548 km (0.113 R)
• M7: 3,185,088 km (0.114 R)
• M8: 4,157,624 km (0.108 R)
• M9: 4,643,967 km (0.063 R)
• M10: 5,053,715 km (0.057 R)
• M11: 5,470,495 km (0.114 R)
• M12: 5,838,356 km (0.104 R)
• M13: 6,469,061 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.1

Radius: 8.7

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.29 AU - 1.55 AU

Year: 1168 Days

Day: 7.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,219,157 km

• M1: 124,765 km (0.108 R)
• M2: 496,216 km (0.045 R)
• M3: 778,657 km (0.049 R)
• M4: 1,187,358 km (0.076 R)
• M5: 1,463,965 km (0.106 R)
• M6: 1,764,507 km (0.08 R)
• M7: 2,184,727 km (0.098 R)
• M8: 2,631,726 km (0.094 R)
• M9: 2,995,697 km (0.055 R)
• M10: 3,331,844 km (0.106 R)
• M11: 3,925,897 km (0.113 R)
• M12: 5,622,187 km (0.094 R)
• M13: 5,999,024 km (0.114 R)
• M14: 6,368,980 km (0.085 R)
• M15: 6,778,728 km (0.11 R)
• M16: 11,827,357 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.5

Radius: 11.6

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.7 AU - 5.18 AU

Year: 6458 Days

Day: 7.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,219,157 km

• M1: 144,512 km (0.099 R)
• M2: 546,481 km (0.109 R)
• M3: 1,061,995 km (0.098 R)
• M4: 1,543,252 km (0.112 R)
• M5: 2,109,629 km (0.079 R)
• M6: 3,047,608 km (0.105 R)
• M7: 4,458,316 km (0.099 R)
• M8: 5,455,236 km (0.102 R)
• M9: 5,970,301 km (0.05 R)
• M10: 6,883,447 km (0.052 R)
• M11: 9,439,775 km (0.065 R)
• M12: 10,080,204 km (0.108 R)
• M13: 11,003,372 km (0.116 R)
• M14: 13,431,645 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.7

Radius: 12.3

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.08 AU - 5.6 AU

Year: 7350 Days

Day: 5.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,219,157 km

• M1: 153,039 km (0.05 R)
• M2: 610,659 km (0.101 R)
• M3: 1,007,093 km (0.049 R)
• M4: 1,397,095 km (0.103 R)
• M5: 2,288,997 km (0.084 R)
• M6: 2,882,153 km (0.099 R)
• M7: 3,670,234 km (0.071 R)
• M8: 4,541,642 km (0.06 R)
• M9: 8,156,674 km (0.098 R)
• M10: 11,342,062 km (0.09 R)
• M11: 11,970,373 km (0.106 R)
• M12: 12,844,024 km (0.068 R)
• M13: 13,818,355 km (0.091 R)
• M14: 14,293,628 km (0.103 R)
• M15: 16,043,773 km (0.108 R)
• M16: 23,631,676 km (0.086 R)
• M17: 24,312,197 km (0.114 R)
• M18: 26,070,720 km (0.081 R)
• M19: 29,252,368 km (0.112 R)
• M20: 31,751,101 km (0.079 R)
• M21: 35,483,717 km (0.101 R)
• M22: 36,039,773 km (0.038 R)
• M23: 38,672,994 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696

Radius: 3.2

Gravity: 67.97 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.92 AU - 6.48 AU

Year: 9393 Days

Day: 20.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,219,157 km

• M1: 39,943 km (0.056 R)
• M2: 186,549 km (0.093 R)
• M3: 426,055 km (0.106 R)
• M4: 531,521 km (0.091 R)
• M5: 879,935 km (0.104 R)
• M6: 1,086,529 km (0.113 R)
• M7: 1,237,474 km (0.115 R)
• M8: 1,595,910 km (0.091 R)
• M9: 1,745,059 km (0.058 R)
• M10: 2,002,816 km (0.046 R)
• M11: 2,140,895 km (0.116 R)
• M12: 2,553,785 km (0.115 R)
• M13: 3,737,104 km (0.106 R)
• M14: 4,192,032 km (0.101 R)
• M15: 4,447,395 km (0.048 R)
• M16: 4,895,740 km (0.11 R)
• M17: 5,083,336 km (0.11 R)
• M18: 9,096,598 km (0.047 R)
• M19: 9,572,319 km (0.097 R)
• M20: 9,816,313 km (0.106 R)
• M21: 10,316,718 km (0.072 R)
• M22: 11,752,558 km (0.095 R)
• M23: 13,376,593 km (0.073 R)
• M24: 15,408,880 km (0.098 R)
• M25: 15,542,321 km (0.057 R)
• M26: 16,359,275 km (0.11 R)
• M27: 18,004,403 km (0.077 R)
• M28: 20,471,870 km (0.116 R)
• M29: 22,807,991 km (0.061 R)
• M30: 29,617,835 km (0.073 R)
• M31: 32,375,822 km (0.037 R)
• M32: 37,424,600 km (0.064 R)
• M33: 40,387,685 km (0.096 R)
• M34: 42,578,696 km (0.083 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: 328 - 12,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit