🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.2

Radius: 12.6

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.93 AU - 0.95 AU

Year: 629 Days

Day: 5.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,570,571 km

• M1: 156,629 km (0.073 R)
• M2: 728,841 km (0.116 R)
• M3: 1,418,786 km (0.077 R)
• M4: 2,257,581 km (0.041 R)
• M5: 2,992,107 km (0.106 R)
• M6: 3,403,800 km (0.047 R)
• M7: 3,975,563 km (0.045 R)
• M8: 4,565,428 km (0.105 R)
• M9: 5,262,853 km (0.105 R)
• M10: 5,778,218 km (0.107 R)
• M11: 6,270,844 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.4

Radius: 14.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.04 AU - 1.14 AU

Year: 786 Days

Day: 12.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,570,571 km

• M1: 178,021 km (0.102 R)
• M2: 631,453 km (0.089 R)
• M3: 1,717,234 km (0.112 R)
• M4: 2,591,634 km (0.057 R)
• M5: 3,158,011 km (0.032 R)
• M6: 3,821,627 km (0.069 R)
• M7: 4,309,316 km (0.107 R)
• M8: 5,430,702 km (0.099 R)
• M9: 6,091,625 km (0.112 R)
• M10: 6,738,636 km (0.045 R)
• M11: 7,502,932 km (0.114 R)
• M12: 8,298,643 km (0.118 R)
• M13: 9,150,004 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.1

Radius: 8.6

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.38 AU - 1.86 AU

Year: 1423 Days

Day: 5.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,570,571 km

• M1: 106,962 km (0.025 R)
• M2: 387,458 km (0.068 R)
• M3: 696,079 km (0.078 R)
• M4: 1,028,485 km (0.059 R)
• M5: 1,321,398 km (0.117 R)
• M6: 1,600,697 km (0.088 R)
• M7: 2,281,368 km (0.099 R)
• M8: 3,093,684 km (0.064 R)
• M9: 3,434,169 km (0.112 R)
• M10: 4,131,145 km (0.094 R)
• M11: 5,564,293 km (0.112 R)
• M12: 6,069,784 km (0.088 R)
• M13: 6,937,601 km (0.095 R)
• M14: 7,346,452 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.7

Radius: 9.6

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.88 AU - 3.34 AU

Year: 3786 Days

Day: 8.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,570,571 km

• M1: 131,197 km (0.114 R)
• M2: 550,221 km (0.109 R)
• M3: 857,944 km (0.098 R)
• M4: 1,295,667 km (0.117 R)
• M5: 1,826,440 km (0.112 R)
• M6: 2,128,628 km (0.079 R)
• M7: 2,480,632 km (0.066 R)
• M8: 3,953,872 km (0.054 R)
• M9: 4,864,923 km (0.079 R)
• M10: 5,206,903 km (0.11 R)
• M11: 6,579,913 km (0.112 R)
• M12: 7,031,848 km (0.116 R)
• M13: 7,401,504 km (0.116 R)
• M14: 8,703,006 km (0.088 R)
• M15: 9,129,509 km (0.119 R)
• M16: 9,733,585 km (0.079 R)
• M17: 10,407,075 km (0.093 R)
• M18: 11,292,096 km (0.096 R)
• M19: 12,468,085 km (0.116 R)
• M20: 13,060,792 km (0.118 R)
• M21: 13,984,858 km (0.088 R)
• M22: 15,006,910 km (0.087 R)
• M23: 16,193,521 km (0.108 R)
• M24: 17,809,776 km (0.084 R)
• M25: 18,498,076 km (0.058 R)
• M26: 21,852,509 km (0.108 R)
• M27: 23,747,615 km (0.072 R)
• M28: 24,428,435 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.1

Radius: 13.6

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.55 AU - 3.79 AU

Year: 3896 Days

Day: 11.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,570,571 km

• M1: 169,195 km (0.112 R)
• M2: 827,127 km (0.111 R)
• M3: 1,332,169 km (0.101 R)
• M4: 1,964,070 km (0.118 R)
• M5: 2,524,165 km (0.065 R)
• M6: 2,985,973 km (0.113 R)
• M7: 3,606,954 km (0.094 R)
• M8: 4,750,032 km (0.031 R)
• M9: 5,799,311 km (0.084 R)
• M10: 6,964,978 km (0.081 R)
• M11: 7,991,219 km (0.046 R)
• M12: 9,313,365 km (0.103 R)
• M13: 10,216,338 km (0.036 R)
• M14: 11,865,355 km (0.07 R)
• M15: 14,050,232 km (0.112 R)
• M16: 16,142,807 km (0.092 R)
• M17: 18,372,862 km (0.107 R)
• M18: 19,268,056 km (0.103 R)
• M19: 22,995,137 km (0.12 R)
• M20: 23,511,101 km (0.099 R)
• M21: 24,413,625 km (0.106 R)
• M22: 25,339,037 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.2

Radius: 11.6

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.84 AU - 5.64 AU

Year: 8280 Days

Day: 5.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,570,571 km

• M1: 144,960 km (0.085 R)
• M2: 813,513 km (0.088 R)
• M3: 1,561,054 km (0.07 R)
• M4: 2,394,164 km (0.096 R)
• M5: 2,921,646 km (0.039 R)
• M6: 3,548,761 km (0.068 R)
• M7: 4,133,988 km (0.108 R)
• M8: 4,868,513 km (0.067 R)
• M9: 5,343,486 km (0.104 R)
• M10: 6,491,500 km (0.077 R)
• M11: 6,920,846 km (0.117 R)
• M12: 8,918,427 km (0.113 R)
• M13: 9,540,604 km (0.065 R)
• M14: 10,479,630 km (0.115 R)
• M15: 11,896,322 km (0.076 R)
• M16: 15,927,236 km (0.067 R)
• M17: 18,354,911 km (0.09 R)
• M18: 24,101,414 km (0.105 R)
• M19: 26,376,049 km (0.077 R)
• M20: 30,051,071 km (0.108 R)
• M21: 32,891,186 km (0.109 R)
• M22: 37,025,323 km (0.105 R)
• M23: 37,479,652 km (0.055 R)
• M24: 38,515,617 km (0.078 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: 422 - 12,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit