🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.6

Radius: 13

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.46 AU - 2.3 AU

Year: 1639 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 55,264,469 km

• M1: 167,101 km (0.113 R)
• M2: 689,347 km (0.078 R)
• M3: 1,250,489 km (0.119 R)
• M4: 3,089,196 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.9

Radius: 12.1

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.12 AU - 2.12 AU

Year: 1963 Days

Day: 12 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,264,469 km

• M1: 150,495 km (0.091 R)
• M2: 527,033 km (0.118 R)
• M3: 928,853 km (0.094 R)
• M4: 1,628,672 km (0.1 R)
• M5: 3,132,879 km (0.111 R)
• M6: 6,925,633 km (0.084 R)
• M7: 8,087,111 km (0.041 R)
• M8: 8,699,565 km (0.092 R)
• M9: 9,124,872 km (0.087 R)
• M10: 9,789,086 km (0.119 R)
• M11: 12,275,702 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.4

Radius: 8.7

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.71 AU - 5.35 AU

Year: 6130 Days

Day: 8.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,264,469 km

• M1: 108,309 km (0.104 R)
• M2: 442,810 km (0.048 R)
• M3: 735,872 km (0.072 R)
• M4: 1,163,722 km (0.081 R)
• M5: 1,503,159 km (0.075 R)
• M6: 2,028,547 km (0.057 R)
• M7: 3,041,026 km (0.067 R)
• M8: 3,334,836 km (0.104 R)
• M9: 5,860,197 km (0.109 R)
• M10: 6,658,601 km (0.117 R)
• M11: 7,527,765 km (0.112 R)
• M12: 9,358,244 km (0.108 R)
• M13: 10,029,340 km (0.064 R)
• M14: 10,636,708 km (0.118 R)
• M15: 11,417,459 km (0.111 R)
• M16: 11,924,446 km (0.058 R)
• M17: 12,659,570 km (0.115 R)
• M18: 14,866,438 km (0.061 R)
• M19: 15,288,154 km (0.07 R)
• M20: 18,191,849 km (0.046 R)
• M21: 19,094,672 km (0.093 R)
• M22: 22,688,013 km (0.108 R)
• M23: 23,086,542 km (0.091 R)
• M24: 27,242,221 km (0.111 R)
• M25: 29,637,881 km (0.102 R)
• M26: 31,573,678 km (0.072 R)
• M27: 31,970,711 km (0.084 R)
• M28: 33,284,030 km (0.062 R)
• M29: 35,055,419 km (0.117 R)
• M30: 35,588,137 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.1

Radius: 7.8

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.12 AU - 9.32 AU

Year: 13638 Days

Day: 18.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,264,469 km

• M1: 96,939 km (0.112 R)
• M2: 504,444 km (0.115 R)
• M3: 1,137,991 km (0.096 R)
• M4: 1,808,339 km (0.102 R)
• M5: 2,558,124 km (0.118 R)
• M6: 2,821,565 km (0.115 R)
• M7: 3,262,580 km (0.052 R)
• M8: 5,369,516 km (0.093 R)
• M9: 6,667,727 km (0.047 R)
• M10: 7,130,433 km (0.087 R)
• M11: 8,120,172 km (0.047 R)
• M12: 8,513,914 km (0.057 R)
• M13: 9,919,386 km (0.092 R)
• M14: 12,945,302 km (0.111 R)
• M15: 13,362,231 km (0.035 R)
• M16: 14,603,146 km (0.07 R)
• M17: 15,516,291 km (0.04 R)
• M18: 16,956,619 km (0.066 R)
• M19: 20,903,310 km (0.045 R)
• M20: 21,726,697 km (0.102 R)
• M21: 22,230,992 km (0.102 R)
• M22: 23,790,699 km (0.099 R)
• M23: 27,613,523 km (0.093 R)
• M24: 30,238,816 km (0.053 R)
• M25: 30,762,109 km (0.116 R)
• M26: 33,026,124 km (0.066 R)
• M27: 33,692,732 km (0.106 R)
• M28: 36,449,521 km (0.105 R)
• M29: 39,229,349 km (0.091 R)
• M30: 40,734,154 km (0.114 R)
• M31: 41,758,600 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.7

Radius: 3.1

Gravity: 30.35 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.77 AU - 11.47 AU

Year: 18971 Days

Day: 17.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,264,469 km

• M1: 38,596 km (0.086 R)
• M2: 210,484 km (0.091 R)
• M3: 366,066 km (0.115 R)
• M4: 610,659 km (0.099 R)
• M5: 719,267 km (0.058 R)
• M6: 850,763 km (0.054 R)
• M7: 1,357,750 km (0.101 R)
• M8: 1,732,044 km (0.069 R)
• M9: 2,152,265 km (0.082 R)
• M10: 2,835,927 km (0.049 R)
• M11: 3,214,709 km (0.07 R)
• M12: 3,957,312 km (0.118 R)
• M13: 13,136,787 km (0.074 R)
• M14: 14,788,797 km (0.089 R)
• M15: 21,258,605 km (0.047 R)
• M16: 29,605,867 km (0.093 R)
• M17: 31,616,014 km (0.071 R)
• M18: 31,959,640 km (0.115 R)
• M19: 33,477,610 km (0.078 R)
• M20: 35,288,043 km (0.112 R)
• M21: 36,530,603 km (0.03 R)
• M22: 48,290,641 km (0.115 R)
• M23: 52,016,676 km (0.11 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 13,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit