🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.3

Radius: 12.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.96 AU - 3.22 AU

Year: 3563 Days

Day: 8.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,861,671 km

• M1: 155,731 km (0.076 R)
• M2: 765,941 km (0.115 R)
• M3: 1,159,084 km (0.065 R)
• M4: 1,859,950 km (0.093 R)
• M5: 2,463,279 km (0.115 R)
• M6: 2,981,486 km (0.12 R)
• M7: 3,417,414 km (0.075 R)
• M8: 4,173,781 km (0.064 R)
• M9: 4,722,206 km (0.085 R)
• M10: 5,770,289 km (0.111 R)
• M11: 6,782,767 km (0.048 R)
• M12: 7,412,574 km (0.079 R)
• M13: 7,978,204 km (0.079 R)
• M14: 9,968,604 km (0.116 R)
• M15: 11,598,772 km (0.083 R)
• M16: 12,686,498 km (0.101 R)
• M17: 13,111,505 km (0.12 R)
• M18: 14,648,773 km (0.045 R)
• M19: 17,032,765 km (0.077 R)
• M20: 19,414,961 km (0.119 R)
• M21: 23,042,111 km (0.099 R)
• M22: 23,961,241 km (0.081 R)

Asteroid Belt

Center: 6.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.8

Radius: 4.5

Gravity: 23.2 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.83 AU - 10.15 AU

Year: 20714 Days

Day: 18 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,861,671 km

• M1: 58,942 km (0.047 R)
• M2: 613,351 km (0.095 R)
• M3: 3,074,835 km (0.085 R)
• M4: 3,942,053 km (0.094 R)
• M5: 4,448,442 km (0.07 R)
• M6: 6,649,625 km (0.109 R)
• M7: 6,912,170 km (0.104 R)
• M8: 8,842,431 km (0.066 R)
• M9: 14,585,942 km (0.088 R)
• M10: 15,865,004 km (0.074 R)
• M11: 16,255,005 km (0.084 R)
• M12: 16,892,292 km (0.087 R)
• M13: 19,078,516 km (0.104 R)
• M14: 20,790,364 km (0.065 R)
• M15: 26,209,996 km (0.059 R)
• M16: 30,541,901 km (0.101 R)
• M17: 31,266,703 km (0.108 R)
• M18: 32,126,891 km (0.07 R)
• M19: 36,529,706 km (0.049 R)
• M20: 38,174,833 km (0.112 R)
• M21: 67,867,468 km (0.101 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.8

Radius: 3.7

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10 AU - 10.86 AU

Year: 22097 Days

Day: 20 Hours

Environment

Temp: -228 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,861,671 km

• M1: 46,076 km (0.104 R)
• M2: 165,455 km (0.119 R)
• M3: 904,768 km (0.094 R)
• M4: 1,128,716 km (0.073 R)
• M5: 1,320,201 km (0.074 R)
• M6: 2,194,002 km (0.054 R)
• M7: 4,108,706 km (0.107 R)
• M8: 5,531,381 km (0.064 R)
• M9: 6,275,032 km (0.104 R)
• M10: 6,751,950 km (0.118 R)
• M11: 7,644,002 km (0.066 R)
• M12: 7,912,680 km (0.112 R)
• M13: 9,351,363 km (0.051 R)
• M14: 12,425,300 km (0.058 R)
• M15: 13,303,290 km (0.112 R)
• M16: 14,087,931 km (0.105 R)
• M17: 19,703,835 km (0.101 R)
• M18: 32,430,425 km (0.087 R)
• M19: 34,813,668 km (0.061 R)
• M20: 41,826,069 km (0.091 R)
• M21: 46,248,032 km (0.095 R)
• M22: 49,106,698 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.3

Radius: 6.4

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.67 AU - 12.79 AU

Year: 23057 Days

Day: 17.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,861,671 km

• M1: 79,736 km (0.096 R)
• M2: 513,420 km (0.079 R)
• M3: 792,869 km (0.082 R)
• M4: 1,442,123 km (0.105 R)
• M5: 1,805,945 km (0.093 R)
• M6: 2,377,260 km (0.118 R)
• M7: 2,600,161 km (0.109 R)
• M8: 3,549,957 km (0.114 R)
• M9: 3,842,122 km (0.109 R)
• M10: 4,542,091 km (0.104 R)
• M11: 5,590,323 km (0.074 R)
• M12: 7,761,736 km (0.102 R)
• M13: 8,055,247 km (0.098 R)
• M14: 8,509,426 km (0.117 R)
• M15: 8,980,510 km (0.065 R)
• M16: 9,413,745 km (0.083 R)
• M17: 9,917,740 km (0.072 R)
• M18: 10,617,410 km (0.102 R)
• M19: 12,245,633 km (0.063 R)
• M20: 14,914,459 km (0.098 R)
• M21: 18,374,957 km (0.111 R)
• M22: 19,698,150 km (0.071 R)
• M23: 20,429,085 km (0.108 R)
• M24: 21,083,576 km (0.069 R)
• M25: 29,347,512 km (0.061 R)
• M26: 31,274,033 km (0.089 R)
• M27: 32,017,684 km (0.105 R)
• M28: 45,732,069 km (0.1 R)
• M29: 50,315,897 km (0.08 R)
• M30: 57,013,693 km (0.099 R)
• M31: 57,566,457 km (0.064 R)
• M32: 66,089,198 km (0.092 R)
• M33: 68,759,370 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 16,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit