🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 9.5

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.23 AU - 1.51 AU

Year: 1069 Days

Day: 9.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,269,801 km

• M1: 118,182 km (0.099 R)
• M2: 444,306 km (0.042 R)
• M3: 744,100 km (0.085 R)
• M4: 1,201,121 km (0.079 R)
• M5: 1,529,638 km (0.061 R)
• M6: 1,888,673 km (0.079 R)
• M7: 2,467,467 km (0.078 R)
• M8: 2,792,543 km (0.064 R)
• M9: 3,132,131 km (0.044 R)
• M10: 3,797,542 km (0.101 R)
• M11: 4,445,450 km (0.038 R)
• M12: 4,796,108 km (0.106 R)
• M13: 5,305,937 km (0.086 R)
• M14: 5,873,362 km (0.101 R)
• M15: 6,811,789 km (0.085 R)
• M16: 7,611,240 km (0.109 R)
• M17: 8,114,637 km (0.06 R)
• M18: 9,041,845 km (0.08 R)
• M19: 9,728,798 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.9

Radius: 9.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.09 AU - 2.23 AU

Year: 2117 Days

Day: 13 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,269,801 km

• M1: 128,505 km (0.104 R)
• M2: 591,809 km (0.088 R)
• M3: 991,983 km (0.065 R)
• M4: 1,543,252 km (0.11 R)
• M5: 1,917,845 km (0.064 R)
• M6: 2,379,055 km (0.053 R)
• M7: 3,177,010 km (0.101 R)
• M8: 3,682,501 km (0.062 R)
• M9: 8,128,550 km (0.1 R)
• M10: 8,848,415 km (0.072 R)
• M11: 9,542,399 km (0.061 R)
• M12: 11,647,541 km (0.075 R)
• M13: 12,039,637 km (0.061 R)
• M14: 13,058,249 km (0.057 R)
• M15: 13,653,199 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.9

Radius: 9.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.53 AU - 4.99 AU

Year: 6925 Days

Day: 10.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,269,801 km

• M1: 120,725 km (0.052 R)
• M2: 487,240 km (0.087 R)
• M3: 825,331 km (0.099 R)
• M4: 1,145,321 km (0.074 R)
• M5: 1,597,705 km (0.074 R)
• M6: 2,449,665 km (0.1 R)
• M7: 2,811,393 km (0.056 R)
• M8: 3,752,513 km (0.055 R)
• M9: 4,631,251 km (0.054 R)
• M10: 4,970,688 km (0.115 R)
• M11: 5,411,404 km (0.1 R)
• M12: 6,183,030 km (0.101 R)
• M13: 6,925,185 km (0.061 R)
• M14: 7,405,394 km (0.043 R)
• M15: 9,222,260 km (0.093 R)
• M16: 10,722,128 km (0.075 R)
• M17: 11,225,375 km (0.077 R)
• M18: 12,932,287 km (0.114 R)
• M19: 13,608,320 km (0.096 R)
• M20: 13,981,866 km (0.071 R)
• M21: 16,853,397 km (0.098 R)
• M22: 17,976,877 km (0.059 R)
• M23: 18,622,242 km (0.043 R)
• M24: 19,686,781 km (0.109 R)
• M25: 20,234,010 km (0.066 R)
• M26: 21,358,986 km (0.106 R)
• M27: 22,823,250 km (0.089 R)
• M28: 23,656,510 km (0.082 R)
• M29: 24,984,041 km (0.093 R)
• M30: 28,043,916 km (0.118 R)
• M31: 28,562,572 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.4

Radius: 4.5

Gravity: 41.85 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.82 AU - 10.68 AU

Year: 18760 Days

Day: 16.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,269,801 km

• M1: 57,745 km (0.036 R)
• M2: 197,918 km (0.114 R)
• M3: 382,372 km (0.076 R)
• M4: 600,935 km (0.107 R)
• M5: 911,649 km (0.091 R)
• M6: 1,495,081 km (0.036 R)
• M7: 1,963,472 km (0.085 R)
• M8: 2,104,992 km (0.074 R)
• M9: 3,525,723 km (0.055 R)
• M10: 4,213,574 km (0.116 R)
• M11: 5,850,623 km (0.108 R)
• M12: 6,361,649 km (0.118 R)
• M13: 6,673,262 km (0.034 R)
• M14: 7,230,813 km (0.088 R)
• M15: 11,766,172 km (0.077 R)
• M16: 15,474,853 km (0.12 R)
• M17: 18,427,167 km (0.111 R)
• M18: 19,059,666 km (0.069 R)
• M19: 19,799,877 km (0.102 R)
• M20: 20,177,162 km (0.094 R)
• M21: 22,440,129 km (0.106 R)
• M22: 24,648,942 km (0.03 R)
• M23: 26,312,470 km (0.072 R)
• M24: 26,654,002 km (0.1 R)
• M25: 29,615,591 km (0.068 R)
• M26: 32,920,657 km (0.034 R)
• M27: 35,072,024 km (0.084 R)
• M28: 36,042,166 km (0.108 R)
• M29: 37,458,708 km (0.055 R)
• M30: 39,801,860 km (0.117 R)
• M31: 42,552,516 km (0.101 R)
• M32: 48,088,984 km (0.077 R)
• M33: 53,903,554 km (0.098 R)
• M34: 58,995,715 km (0.106 R)
• M35: 63,374,595 km (0.1 R)
• M36: 64,605,336 km (0.048 R)
• M37: 66,061,223 km (0.113 R)
• M38: 68,607,827 km (0.091 R)
• M39: 70,341,368 km (0.076 R)
• M40: 74,348,347 km (0.03 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: 237 - 12,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit