🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 12.7

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1 AU - 1.34 AU

Year: 830 Days

Day: 6.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,149,609 km

• M1: 157,975 km (0.094 R)
• M2: 895,343 km (0.085 R)
• M3: 1,486,554 km (0.107 R)
• M4: 1,903,035 km (0.065 R)
• M5: 2,599,562 km (0.039 R)
• M6: 3,072,142 km (0.106 R)
• M7: 4,035,253 km (0.095 R)
• M8: 4,534,012 km (0.064 R)
• M9: 5,190,298 km (0.118 R)
• M10: 5,781,659 km (0.077 R)
• M11: 6,793,239 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.2

Radius: 11.8

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.09 AU - 1.31 AU

Year: 862 Days

Day: 13.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,149,609 km

• M1: 146,756 km (0.07 R)
• M2: 603,029 km (0.101 R)
• M3: 1,228,348 km (0.116 R)
• M4: 1,619,397 km (0.087 R)
• M5: 2,045,152 km (0.062 R)
• M6: 2,522,968 km (0.113 R)
• M7: 3,127,942 km (0.095 R)
• M8: 3,632,386 km (0.12 R)
• M9: 4,046,024 km (0.097 R)
• M10: 4,525,336 km (0.117 R)
• M11: 5,964,168 km (0.093 R)
• M12: 6,788,901 km (0.1 R)
• M13: 7,252,654 km (0.119 R)
• M14: 7,737,501 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.7

Radius: 12.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.24 AU - 4.44 AU

Year: 4936 Days

Day: 7.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,149,609 km

• M1: 154,235 km (0.113 R)
• M2: 847,622 km (0.106 R)
• M3: 1,834,668 km (0.048 R)
• M4: 2,248,755 km (0.036 R)
• M5: 4,122,917 km (0.079 R)
• M6: 9,731,940 km (0.038 R)
• M7: 10,337,063 km (0.072 R)
• M8: 12,537,349 km (0.066 R)
• M9: 13,499,413 km (0.059 R)
• M10: 14,509,946 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.8

Radius: 9.7

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.31 AU - 4.99 AU

Year: 6578 Days

Day: 10.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,149,609 km

• M1: 121,623 km (0.094 R)
• M2: 428,747 km (0.096 R)
• M3: 818,151 km (0.098 R)
• M4: 1,445,564 km (0.044 R)
• M5: 1,836,912 km (0.086 R)
• M6: 2,180,239 km (0.108 R)
• M7: 2,566,501 km (0.07 R)
• M8: 3,785,574 km (0.112 R)
• M9: 5,141,230 km (0.106 R)
• M10: 6,197,989 km (0.079 R)
• M11: 6,942,089 km (0.077 R)
• M12: 7,431,723 km (0.058 R)
• M13: 8,147,848 km (0.097 R)
• M14: 10,919,448 km (0.046 R)
• M15: 12,110,546 km (0.088 R)
• M16: 13,214,878 km (0.102 R)
• M17: 14,086,285 km (0.047 R)
• M18: 14,627,231 km (0.072 R)
• M19: 15,559,525 km (0.119 R)
• M20: 15,878,916 km (0.076 R)
• M21: 18,594,267 km (0.085 R)
• M22: 19,318,620 km (0.096 R)
• M23: 19,687,828 km (0.112 R)
• M24: 23,225,668 km (0.093 R)
• M25: 24,065,809 km (0.106 R)
• M26: 24,493,360 km (0.102 R)
• M27: 26,344,933 km (0.097 R)
• M28: 29,439,963 km (0.06 R)
• M29: 32,043,116 km (0.115 R)
• M30: 33,612,846 km (0.097 R)
• M31: 34,470,641 km (0.119 R)
• M32: 35,014,130 km (0.055 R)
• M33: 37,817,743 km (0.088 R)
• M34: 39,688,614 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.9

Radius: 5.8

Gravity: 16.61 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.59 AU - 6.53 AU

Year: 9786 Days

Day: 20.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,149,609 km

• M1: 72,106 km (0.116 R)
• M2: 379,231 km (0.061 R)
• M3: 601,383 km (0.097 R)
• M4: 883,076 km (0.059 R)
• M5: 1,286,242 km (0.097 R)
• M6: 1,530,087 km (0.086 R)
• M7: 2,626,939 km (0.057 R)
• M8: 3,878,325 km (0.12 R)
• M9: 4,279,097 km (0.081 R)
• M10: 4,619,283 km (0.086 R)
• M11: 5,289,631 km (0.068 R)
• M12: 5,648,217 km (0.1 R)
• M13: 5,918,989 km (0.117 R)
• M14: 6,413,859 km (0.077 R)
• M15: 8,149,344 km (0.082 R)
• M16: 8,583,477 km (0.079 R)
• M17: 9,310,074 km (0.118 R)
• M18: 10,175,647 km (0.106 R)
• M19: 12,859,732 km (0.116 R)
• M20: 13,809,529 km (0.115 R)
• M21: 13,992,786 km (0.034 R)
• M22: 16,048,710 km (0.053 R)
• M23: 19,117,112 km (0.085 R)
• M24: 22,555,320 km (0.082 R)
• M25: 23,065,598 km (0.059 R)
• M26: 23,845,452 km (0.079 R)
• M27: 26,666,269 km (0.107 R)
• M28: 28,107,944 km (0.11 R)
• M29: 30,832,271 km (0.069 R)
• M30: 36,448,923 km (0.116 R)
• M31: 38,947,357 km (0.084 R)
• M32: 40,052,137 km (0.109 R)
• M33: 41,051,600 km (0.105 R)
• M34: 43,360,943 km (0.119 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 18,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit