🌌 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: 412.7

Radius: 9.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.52 AU - 0.56 AU

Year: 274 Days

Day: 6.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,912,192 km

• M1: 121,922 km (0.05 R)
• M2: 454,628 km (0.078 R)
• M3: 1,036,863 km (0.116 R)
• M4: 1,421,928 km (0.091 R)
• M5: 1,726,659 km (0.094 R)
• M6: 2,040,216 km (0.066 R)
• M7: 2,793,291 km (0.116 R)
• M8: 3,531,258 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.9

Radius: 8.8

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.96 AU - 1.04 AU

Year: 690 Days

Day: 7.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,912,192 km

• M1: 110,254 km (0.045 R)
• M2: 449,542 km (0.112 R)
• M3: 764,744 km (0.115 R)
• M4: 1,206,507 km (0.118 R)
• M5: 1,512,734 km (0.104 R)
• M6: 3,925,747 km (0.113 R)
• M7: 4,771,574 km (0.064 R)
• M8: 5,733,937 km (0.057 R)
• M9: 6,511,397 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.7

Radius: 11.7

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.15 AU - 1.75 AU

Year: 1205 Days

Day: 9.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,912,192 km

• M1: 145,559 km (0.118 R)
• M2: 623,075 km (0.118 R)
• M3: 1,504,655 km (0.099 R)
• M4: 2,668,078 km (0.07 R)
• M5: 3,309,404 km (0.04 R)
• M6: 3,720,499 km (0.1 R)
• M7: 4,122,469 km (0.107 R)
• M8: 4,788,179 km (0.095 R)
• M9: 5,333,613 km (0.104 R)
• M10: 5,828,483 km (0.105 R)
• M11: 6,276,977 km (0.106 R)
• M12: 7,013,597 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.5

Radius: 12

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.2 AU - 3.42 AU

Year: 3251 Days

Day: 6.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,912,192 km

• M1: 149,299 km (0.107 R)
• M2: 633,697 km (0.099 R)
• M3: 1,171,052 km (0.073 R)
• M4: 1,690,606 km (0.067 R)
• M5: 2,087,937 km (0.107 R)
• M6: 2,467,168 km (0.086 R)
• M7: 3,014,547 km (0.071 R)
• M8: 3,802,778 km (0.094 R)
• M9: 4,414,783 km (0.066 R)
• M10: 4,808,524 km (0.105 R)
• M11: 6,441,684 km (0.079 R)
• M12: 7,341,815 km (0.119 R)
• M13: 10,082,298 km (0.115 R)
• M14: 11,837,979 km (0.037 R)
• M15: 12,767,879 km (0.117 R)
• M16: 14,910,569 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 10

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.89 AU - 3.55 AU

Year: 3988 Days

Day: 5.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,912,192 km

• M1: 124,465 km (0.068 R)
• M2: 436,826 km (0.113 R)
• M3: 831,465 km (0.078 R)
• M4: 1,412,952 km (0.086 R)
• M5: 1,834,369 km (0.115 R)
• M6: 2,431,564 km (0.096 R)
• M7: 3,325,860 km (0.053 R)
• M8: 4,402,067 km (0.112 R)
• M9: 5,982,568 km (0.09 R)
• M10: 6,309,141 km (0.093 R)
• M11: 8,268,723 km (0.097 R)
• M12: 10,306,246 km (0.105 R)
• M13: 10,776,731 km (0.111 R)
• M14: 11,486,723 km (0.069 R)
• M15: 14,802,410 km (0.043 R)
• M16: 17,417,082 km (0.118 R)
• M17: 19,023,763 km (0.091 R)
• M18: 19,994,354 km (0.111 R)
• M19: 23,104,643 km (0.114 R)
• M20: 23,469,064 km (0.112 R)
• M21: 24,509,816 km (0.117 R)
• M22: 25,503,445 km (0.09 R)
• M23: 26,523,702 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.1

Radius: 6

Gravity: 17.34 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.29 AU - 12.15 AU

Year: 22552 Days

Day: 21.7 Hours

Environment

Temp: -246 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,912,192 km

• M1: 74,649 km (0.078 R)
• M2: 383,569 km (0.053 R)
• M3: 588,368 km (0.096 R)
• M4: 901,776 km (0.037 R)
• M5: 1,646,025 km (0.079 R)
• M6: 2,384,740 km (0.084 R)
• M7: 2,642,048 km (0.111 R)
• M8: 3,439,255 km (0.102 R)
• M9: 5,300,103 km (0.077 R)
• M10: 7,744,831 km (0.089 R)
• M11: 8,959,267 km (0.091 R)
• M12: 9,182,766 km (0.111 R)
• M13: 9,757,970 km (0.113 R)
• M14: 12,163,504 km (0.096 R)
• M15: 16,388,297 km (0.083 R)
• M16: 16,638,874 km (0.105 R)
• M17: 17,233,525 km (0.047 R)
• M18: 20,228,474 km (0.116 R)
• M19: 23,659,352 km (0.117 R)
• M20: 27,812,488 km (0.106 R)
• M21: 28,169,129 km (0.087 R)
• M22: 29,379,975 km (0.114 R)
• M23: 29,626,213 km (0.105 R)
• M24: 32,558,032 km (0.087 R)
• M25: 35,398,746 km (0.102 R)
• M26: 38,547,631 km (0.112 R)
• M27: 39,737,383 km (0.089 R)
• M28: 40,189,767 km (0.084 R)
• M29: 40,798,331 km (0.076 R)
• M30: 42,818,651 km (0.118 R)
• M31: 44,904,643 km (0.068 R)
• M32: 47,733,539 km (0.114 R)
• M33: 48,244,715 km (0.114 R)
• M34: 50,502,296 km (0.08 R)
• M35: 60,635,458 km (0.097 R)
• M36: 64,085,633 km (0.088 R)
• M37: 73,391,818 km (0.073 R)
• M38: 75,909,251 km (0.033 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: 292 - 19,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit