🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.9

Radius: 13.2

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.42 AU - 0.62 AU

Year: 250 Days

Day: 5.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,186,203 km

• M1: 164,109 km (0.098 R)
• M2: 600,037 km (0.118 R)
• M3: 1,184,965 km (0.059 R)
• M4: 2,018,973 km (0.12 R)
• M5: 2,495,891 km (0.088 R)
• M6: 3,030,254 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.1

Radius: 10.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.86 AU - 1.3 AU

Year: 748 Days

Day: 7.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,186,203 km

• M1: 135,536 km (0.067 R)
• M2: 483,800 km (0.112 R)
• M3: 888,462 km (0.052 R)
• M4: 1,369,269 km (0.08 R)
• M5: 1,708,408 km (0.098 R)
• M6: 2,253,094 km (0.116 R)
• M7: 3,164,593 km (0.103 R)
• M8: 3,820,430 km (0.084 R)
• M9: 4,878,985 km (0.114 R)
• M10: 5,304,740 km (0.105 R)
• M11: 5,755,180 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.6

Radius: 12.2

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.11 AU - 1.37 AU

Year: 921 Days

Day: 10.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,186,203 km

• M1: 151,692 km (0.088 R)
• M2: 709,543 km (0.115 R)
• M3: 1,154,746 km (0.099 R)
• M4: 1,868,926 km (0.117 R)
• M5: 3,173,270 km (0.107 R)
• M6: 3,607,553 km (0.086 R)
• M7: 4,035,403 km (0.093 R)
• M8: 4,530,272 km (0.097 R)
• M9: 5,137,640 km (0.117 R)
• M10: 5,546,640 km (0.079 R)
• M11: 7,085,853 km (0.072 R)
• M12: 7,905,948 km (0.062 R)
• M13: 8,478,609 km (0.081 R)
• M14: 8,972,282 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.5

Radius: 13.3

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.32 AU - 1.86 AU

Year: 1337 Days

Day: 9.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,186,203 km

• M1: 171,589 km (0.083 R)
• M2: 767,736 km (0.105 R)
• M3: 1,661,883 km (0.116 R)
• M4: 2,516,984 km (0.074 R)
• M5: 3,211,118 km (0.098 R)
• M6: 3,752,363 km (0.085 R)
• M7: 4,489,133 km (0.078 R)
• M8: 5,573,269 km (0.073 R)
• M9: 9,334,907 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.6

Radius: 10.2

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.53 AU - 3.17 AU

Year: 3208 Days

Day: 9.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,186,203 km

• M1: 127,009 km (0.067 R)
• M2: 474,973 km (0.086 R)
• M3: 801,845 km (0.095 R)
• M4: 1,344,286 km (0.097 R)
• M5: 2,014,635 km (0.102 R)
• M6: 2,426,777 km (0.077 R)
• M7: 2,978,494 km (0.107 R)
• M8: 3,612,190 km (0.029 R)
• M9: 4,246,336 km (0.11 R)
• M10: 5,074,061 km (0.089 R)
• M11: 5,398,239 km (0.079 R)
• M12: 5,816,365 km (0.119 R)
• M13: 6,199,785 km (0.115 R)
• M14: 6,541,765 km (0.098 R)
• M15: 6,866,393 km (0.118 R)
• M16: 8,071,852 km (0.114 R)
• M17: 9,599,995 km (0.108 R)
• M18: 10,333,323 km (0.071 R)
• M19: 11,566,758 km (0.115 R)
• M20: 12,941,562 km (0.097 R)
• M21: 13,407,560 km (0.1 R)
• M22: 14,030,036 km (0.118 R)
• M23: 14,521,765 km (0.057 R)
• M24: 15,644,347 km (0.066 R)
• M25: 17,379,084 km (0.051 R)
• M26: 17,775,069 km (0.119 R)
• M27: 18,584,992 km (0.088 R)
• M28: 20,340,822 km (0.095 R)
• M29: 21,226,891 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.8

Radius: 7.8

Gravity: 15.02 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.98 AU - 6.74 AU

Year: 10696 Days

Day: 19.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,186,203 km

• M1: 97,089 km (0.089 R)
• M2: 407,654 km (0.062 R)
• M3: 1,076,506 km (0.065 R)
• M4: 1,644,679 km (0.119 R)
• M5: 1,988,156 km (0.102 R)
• M6: 2,339,561 km (0.076 R)
• M7: 3,002,130 km (0.084 R)
• M8: 4,385,910 km (0.106 R)
• M9: 4,725,946 km (0.116 R)
• M10: 5,355,005 km (0.096 R)
• M11: 5,600,196 km (0.087 R)
• M12: 7,361,711 km (0.073 R)
• M13: 8,345,018 km (0.069 R)
• M14: 10,299,065 km (0.109 R)
• M15: 11,642,903 km (0.063 R)
• M16: 12,662,861 km (0.103 R)
• M17: 14,069,680 km (0.104 R)
• M18: 15,719,894 km (0.086 R)
• M19: 16,444,247 km (0.099 R)
• M20: 17,190,591 km (0.081 R)
• M21: 19,154,960 km (0.044 R)
• M22: 20,403,055 km (0.098 R)
• M23: 23,337,717 km (0.119 R)
• M24: 23,617,764 km (0.081 R)
• M25: 26,542,552 km (0.061 R)
• M26: 27,464,972 km (0.038 R)
• M27: 28,727,878 km (0.051 R)
• M28: 31,030,488 km (0.089 R)
• M29: 34,771,332 km (0.084 R)
• M30: 39,064,193 km (0.07 R)
• M31: 48,988,815 km (0.113 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: 493 - 13,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit