🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 14

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.64 AU - 4.22 AU

Year: 3243 Days

Day: 10.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,677,513 km

• M1: 174,132 km (0.107 R)
• M2: 622,626 km (0.116 R)
• M3: 1,060,200 km (0.118 R)
• M4: 1,787,844 km (0.105 R)
• M5: 2,717,745 km (0.074 R)
• M6: 4,366,463 km (0.028 R)
• M7: 4,935,234 km (0.116 R)
• M8: 6,050,486 km (0.07 R)
• M9: 9,924,472 km (0.108 R)
• M10: 10,827,744 km (0.084 R)
• M11: 11,830,050 km (0.049 R)
• M12: 13,918,735 km (0.117 R)
• M13: 14,788,198 km (0.114 R)
• M14: 16,635,582 km (0.104 R)
• M15: 17,264,941 km (0.082 R)
• M16: 17,850,766 km (0.101 R)
• M17: 19,248,908 km (0.102 R)
• M18: 20,588,108 km (0.116 R)
• M19: 24,025,867 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.2

Radius: 13.3

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.1 AU - 5.1 AU

Year: 4107 Days

Day: 13 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,677,513 km

• M1: 169,794 km (0.115 R)
• M2: 655,388 km (0.053 R)
• M3: 1,109,567 km (0.115 R)
• M4: 1,734,587 km (0.117 R)
• M5: 2,228,410 km (0.089 R)
• M6: 3,409,335 km (0.098 R)
• M7: 4,583,679 km (0.094 R)
• M8: 5,355,903 km (0.099 R)
• M9: 6,690,466 km (0.04 R)
• M10: 9,036,609 km (0.103 R)
• M11: 10,089,180 km (0.063 R)
• M12: 18,010,088 km (0.099 R)
• M13: 18,553,876 km (0.107 R)
• M14: 20,773,460 km (0.071 R)
• M15: 22,394,352 km (0.106 R)
• M16: 23,094,022 km (0.061 R)
• M17: 23,952,863 km (0.088 R)
• M18: 24,390,287 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.1

Radius: 9.3

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.74 AU - 7.3 AU

Year: 6148 Days

Day: 11.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,677,513 km

• M1: 115,938 km (0.097 R)
• M2: 1,471,893 km (0.111 R)
• M3: 2,176,649 km (0.093 R)
• M4: 3,918,866 km (0.095 R)
• M5: 4,887,362 km (0.061 R)
• M6: 5,534,523 km (0.094 R)
• M7: 7,938,411 km (0.103 R)
• M8: 9,702,020 km (0.103 R)
• M9: 10,723,325 km (0.118 R)
• M10: 11,161,198 km (0.08 R)
• M11: 11,611,039 km (0.099 R)
• M12: 13,644,672 km (0.09 R)
• M13: 16,283,579 km (0.117 R)
• M14: 16,603,568 km (0.085 R)
• M15: 16,992,972 km (0.098 R)
• M16: 18,404,278 km (0.068 R)
• M17: 26,035,714 km (0.079 R)
• M18: 27,363,844 km (0.101 R)
• M19: 35,112,715 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.2

Radius: 11.1

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.72 AU - 8.56 AU

Year: 7941 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,677,513 km

• M1: 138,079 km (0.114 R)
• M2: 583,282 km (0.096 R)
• M3: 980,165 km (0.106 R)
• M4: 1,351,916 km (0.11 R)
• M5: 2,079,111 km (0.054 R)
• M6: 2,758,136 km (0.08 R)
• M7: 3,539,486 km (0.097 R)
• M8: 4,257,256 km (0.119 R)
• M9: 4,699,019 km (0.066 R)
• M10: 5,593,464 km (0.042 R)
• M11: 6,010,094 km (0.117 R)
• M12: 6,689,269 km (0.095 R)
• M13: 7,888,595 km (0.105 R)
• M14: 8,813,409 km (0.095 R)
• M15: 9,302,295 km (0.113 R)
• M16: 10,008,846 km (0.111 R)
• M17: 10,624,740 km (0.095 R)
• M18: 11,573,639 km (0.09 R)
• M19: 14,448,611 km (0.115 R)
• M20: 15,396,463 km (0.093 R)
• M21: 16,051,104 km (0.119 R)
• M22: 19,733,156 km (0.067 R)
• M23: 23,085,495 km (0.108 R)
• M24: 24,600,472 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.7

Radius: 7.5

Gravity: 14.2 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 15.58 AU - 16 AU

Year: 26117 Days

Day: 19.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 95,677,513 km

• M1: 93,349 km (0.065 R)
• M2: 390,750 km (0.098 R)
• M3: 632,350 km (0.086 R)
• M4: 1,398,142 km (0.074 R)
• M5: 2,169,169 km (0.091 R)
• M6: 2,778,631 km (0.06 R)
• M7: 5,676,491 km (0.042 R)
• M8: 16,082,968 km (0.054 R)
• M9: 19,131,473 km (0.1 R)
• M10: 21,155,084 km (0.106 R)
• M11: 22,110,715 km (0.117 R)
• M12: 25,150,095 km (0.098 R)
• M13: 26,464,462 km (0.05 R)
• M14: 26,830,677 km (0.051 R)
• M15: 27,076,766 km (0.092 R)
• M16: 30,280,853 km (0.076 R)
• M17: 55,341,937 km (0.039 R)
• M18: 58,793,908 km (0.092 R)
• M19: 62,602,670 km (0.055 R)
• M20: 67,023,885 km (0.089 R)
• M21: 67,704,556 km (0.06 R)
• M22: 85,455,390 km (0.036 R)
• M23: 87,060,874 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 10,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit