🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.7

Radius: 10.3

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.86 AU - 1.08 AU

Year: 648 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,574,409 km

• M1: 128,804 km (0.118 R)
• M2: 518,057 km (0.098 R)
• M3: 858,243 km (0.113 R)
• M4: 1,300,604 km (0.117 R)
• M5: 1,945,520 km (0.069 R)
• M6: 2,291,989 km (0.04 R)
• M7: 2,724,177 km (0.098 R)
• M8: 3,455,112 km (0.105 R)
• M9: 4,174,977 km (0.096 R)
• M10: 5,357,698 km (0.118 R)
• M11: 7,090,789 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.2

Radius: 14.1

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.53 AU - 1.89 AU

Year: 1517 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,574,409 km

• M1: 175,329 km (0.101 R)
• M2: 675,883 km (0.084 R)
• M3: 1,740,870 km (0.077 R)
• M4: 2,312,933 km (0.071 R)
• M5: 3,448,081 km (0.075 R)
• M6: 3,958,060 km (0.113 R)
• M7: 4,695,279 km (0.105 R)
• M8: 5,632,509 km (0.082 R)
• M9: 7,445,636 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297

Radius: 14.1

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.19 AU - 3.41 AU

Year: 3178 Days

Day: 11.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,574,409 km

• M1: 175,628 km (0.082 R)
• M2: 645,066 km (0.078 R)
• M3: 1,229,395 km (0.032 R)
• M4: 1,678,638 km (0.109 R)
• M5: 2,227,811 km (0.116 R)
• M6: 2,807,952 km (0.074 R)
• M7: 5,478,872 km (0.091 R)
• M8: 6,159,244 km (0.117 R)
• M9: 6,786,807 km (0.112 R)
• M10: 8,293,856 km (0.114 R)
• M11: 9,631,709 km (0.114 R)
• M12: 10,921,243 km (0.118 R)
• M13: 12,322,975 km (0.085 R)
• M14: 13,194,233 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.5

Radius: 4.9

Gravity: 41.13 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.4 AU - 8.78 AU

Year: 12804 Days

Day: 17.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,574,409 km

• M1: 60,886 km (0.066 R)
• M2: 224,995 km (0.076 R)
• M3: 420,669 km (0.057 R)
• M4: 1,665,473 km (0.086 R)
• M5: 2,353,324 km (0.061 R)
• M6: 2,546,006 km (0.103 R)
• M7: 2,703,234 km (0.086 R)
• M8: 3,265,871 km (0.094 R)
• M9: 3,424,744 km (0.101 R)
• M10: 3,932,778 km (0.115 R)
• M11: 4,554,507 km (0.091 R)
• M12: 5,275,419 km (0.1 R)
• M13: 7,565,613 km (0.058 R)
• M14: 8,227,434 km (0.117 R)
• M15: 11,936,414 km (0.11 R)
• M16: 13,362,531 km (0.071 R)
• M17: 14,971,157 km (0.108 R)
• M18: 15,411,124 km (0.104 R)
• M19: 16,011,011 km (0.081 R)
• M20: 18,735,338 km (0.1 R)
• M21: 22,128,367 km (0.092 R)
• M22: 23,969,169 km (0.113 R)
• M23: 28,843,367 km (0.114 R)
• M24: 29,524,187 km (0.078 R)
• M25: 30,331,866 km (0.117 R)
• M26: 43,679,287 km (0.098 R)
• M27: 44,576,575 km (0.108 R)
• M28: 48,766,662 km (0.114 R)
• M29: 54,751,474 km (0.077 R)
• M30: 58,099,026 km (0.102 R)
• M31: 59,001,999 km (0.117 R)
• M32: 60,097,953 km (0.09 R)
• M33: 60,281,958 km (0.086 R)
• M34: 62,142,507 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.7

Radius: 3.4

Gravity: 70.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.46 AU - 10.18 AU

Year: 16277 Days

Day: 17.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,574,409 km

• M1: 46,824 km (0.115 R)
• M2: 251,773 km (0.1 R)
• M3: 444,605 km (0.051 R)
• M4: 720,164 km (0.08 R)
• M5: 1,422,975 km (0.095 R)
• M6: 2,172,610 km (0.09 R)
• M7: 2,563,060 km (0.082 R)
• M8: 2,998,390 km (0.025 R)
• M9: 5,619,195 km (0.089 R)
• M10: 6,914,414 km (0.063 R)
• M11: 8,094,142 km (0.037 R)
• M12: 9,075,953 km (0.063 R)
• M13: 9,512,181 km (0.101 R)
• M14: 11,334,731 km (0.089 R)
• M15: 12,163,803 km (0.097 R)
• M16: 13,516,916 km (0.099 R)
• M17: 14,595,367 km (0.084 R)
• M18: 15,963,589 km (0.091 R)
• M19: 17,085,274 km (0.118 R)
• M20: 19,128,332 km (0.098 R)
• M21: 21,044,680 km (0.109 R)
• M22: 24,308,457 km (0.1 R)
• M23: 25,147,552 km (0.114 R)
• M24: 25,789,476 km (0.044 R)
• M25: 26,005,795 km (0.106 R)
• M26: 38,154,189 km (0.108 R)
• M27: 38,717,425 km (0.105 R)
• M28: 42,816,107 km (0.119 R)
• M29: 43,730,450 km (0.099 R)
• M30: 59,237,466 km (0.112 R)
• M31: 63,468,692 km (0.063 R)
• M32: 66,669,488 km (0.074 R)
• M33: 69,766,313 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.1

Radius: 5.1

Gravity: 28.45 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.83 AU - 10.87 AU

Year: 20967 Days

Day: 21.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,574,409 km

• M1: 85,570 km (0.098 R)
• M2: 261,497 km (0.119 R)
• M3: 660,475 km (0.085 R)
• M4: 1,005,148 km (0.119 R)
• M5: 1,561,652 km (0.07 R)
• M6: 2,194,002 km (0.112 R)
• M7: 3,172,372 km (0.114 R)
• M8: 3,515,400 km (0.113 R)
• M9: 4,075,794 km (0.116 R)
• M10: 4,446,498 km (0.1 R)
• M11: 4,693,783 km (0.088 R)
• M12: 5,734,984 km (0.101 R)
• M13: 5,901,486 km (0.072 R)
• M14: 6,419,993 km (0.119 R)
• M15: 7,062,964 km (0.089 R)
• M16: 7,900,114 km (0.116 R)
• M17: 10,067,039 km (0.073 R)
• M18: 11,383,949 km (0.109 R)
• M19: 11,914,423 km (0.03 R)
• M20: 17,892,205 km (0.099 R)
• M21: 19,531,348 km (0.056 R)
• M22: 22,895,805 km (0.113 R)
• M23: 34,988,997 km (0.104 R)
• M24: 35,545,501 km (0.094 R)
• M25: 39,308,037 km (0.099 R)
• M26: 40,669,827 km (0.089 R)
• M27: 44,130,624 km (0.08 R)
• M28: 51,094,554 km (0.092 R)
• M29: 52,171,360 km (0.099 R)
• M30: 54,370,149 km (0.119 R)
• M31: 54,929,346 km (0.11 R)
• M32: 69,091,477 km (0.079 R)
• M33: 72,413,149 km (0.057 R)
• M34: 73,543,660 km (0.11 R)
• M35: 73,771,048 km (0.058 R)
• M36: 79,372,741 km (0.102 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 15,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit