🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.4

Radius: 8.7

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.14 AU - 1.16 AU

Year: 822 Days

Day: 10.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,085,406 km

• M1: 108,159 km (0.086 R)
• M2: 427,850 km (0.084 R)
• M3: 793,766 km (0.059 R)
• M4: 1,180,477 km (0.119 R)
• M5: 1,510,938 km (0.116 R)
• M6: 1,968,558 km (0.047 R)
• M7: 2,330,436 km (0.119 R)
• M8: 2,748,113 km (0.108 R)
• M9: 3,096,975 km (0.087 R)
• M10: 4,147,751 km (0.108 R)
• M11: 4,490,180 km (0.055 R)
• M12: 4,851,309 km (0.071 R)
• M13: 6,646,035 km (0.11 R)
• M14: 7,277,637 km (0.105 R)
• M15: 7,801,379 km (0.09 R)
• M16: 9,112,455 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.8

Radius: 13.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.26 AU - 1.54 AU

Year: 1105 Days

Day: 7.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,085,406 km

• M1: 167,998 km (0.104 R)
• M2: 799,900 km (0.027 R)
• M3: 1,378,096 km (0.117 R)
• M4: 2,257,432 km (0.094 R)
• M5: 2,788,355 km (0.05 R)
• M6: 3,437,310 km (0.077 R)
• M7: 4,416,279 km (0.073 R)
• M8: 5,100,390 km (0.096 R)

Asteroid Belt

Center: 2.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233

Radius: 11.5

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.84 AU - 4.54 AU

Year: 5719 Days

Day: 7.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,085,406 km

• M1: 144,063 km (0.049 R)
• M2: 812,466 km (0.097 R)
• M3: 2,661,047 km (0.075 R)
• M4: 3,790,960 km (0.092 R)
• M5: 4,636,487 km (0.092 R)
• M6: 5,017,961 km (0.115 R)
• M7: 6,820,167 km (0.098 R)
• M8: 7,702,346 km (0.079 R)
• M9: 8,552,959 km (0.076 R)
• M10: 9,808,833 km (0.092 R)
• M11: 11,141,601 km (0.1 R)
• M12: 18,335,313 km (0.096 R)
• M13: 19,416,906 km (0.028 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.4

Radius: 8

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.96 AU - 10.32 AU

Year: 16936 Days

Day: 16.9 Hours

Environment

Temp: -243 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,085,406 km

• M1: 101,278 km (0.116 R)
• M2: 748,737 km (0.097 R)
• M3: 1,147,116 km (0.111 R)
• M4: 1,665,623 km (0.087 R)
• M5: 2,209,860 km (0.103 R)
• M6: 2,567,847 km (0.094 R)
• M7: 3,038,482 km (0.048 R)
• M8: 3,649,290 km (0.062 R)
• M9: 4,029,269 km (0.067 R)
• M10: 4,467,890 km (0.083 R)
• M11: 6,016,527 km (0.119 R)
• M12: 7,893,532 km (0.084 R)
• M13: 9,740,766 km (0.069 R)
• M14: 13,226,995 km (0.09 R)
• M15: 13,774,822 km (0.11 R)
• M16: 14,409,267 km (0.095 R)
• M17: 15,888,491 km (0.098 R)
• M18: 17,876,497 km (0.109 R)
• M19: 22,628,623 km (0.073 R)
• M20: 24,011,655 km (0.098 R)
• M21: 24,929,887 km (0.11 R)
• M22: 25,241,050 km (0.045 R)
• M23: 31,176,645 km (0.065 R)
• M24: 32,638,815 km (0.11 R)
• M25: 34,658,835 km (0.108 R)
• M26: 35,176,593 km (0.068 R)
• M27: 54,425,201 km (0.101 R)
• M28: 56,185,071 km (0.077 R)
• M29: 64,575,566 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.5

Radius: 7.8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 9.75 AU - 11.59 AU

Year: 23242 Days

Day: 19.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,085,406 km

• M1: 96,939 km (0.112 R)
• M2: 1,237,474 km (0.071 R)
• M3: 1,786,647 km (0.054 R)
• M4: 2,579,516 km (0.091 R)
• M5: 3,226,377 km (0.114 R)
• M6: 4,197,567 km (0.057 R)
• M7: 4,629,456 km (0.119 R)
• M8: 5,017,812 km (0.084 R)
• M9: 5,276,167 km (0.097 R)
• M10: 5,739,622 km (0.085 R)
• M11: 6,188,116 km (0.06 R)
• M12: 10,183,127 km (0.111 R)
• M13: 13,614,005 km (0.063 R)
• M14: 17,408,106 km (0.089 R)
• M15: 19,230,507 km (0.029 R)
• M16: 21,080,883 km (0.065 R)
• M17: 22,444,767 km (0.072 R)
• M18: 26,776,224 km (0.098 R)
• M19: 28,374,228 km (0.092 R)
• M20: 29,793,762 km (0.105 R)
• M21: 30,398,886 km (0.09 R)
• M22: 30,643,329 km (0.076 R)
• M23: 32,263,773 km (0.11 R)
• M24: 33,030,611 km (0.107 R)
• M25: 35,946,723 km (0.033 R)
• M26: 46,037,548 km (0.103 R)
• M27: 47,009,186 km (0.093 R)
• M28: 57,676,711 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 17,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit