🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.7

Radius: 12.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.02 AU - 1.44 AU

Year: 881 Days

Day: 5.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,766,757 km

• M1: 150,495 km (0.081 R)
• M2: 532,868 km (0.098 R)
• M3: 911,051 km (0.06 R)
• M4: 2,426,328 km (0.056 R)
• M5: 2,804,212 km (0.07 R)
• M6: 3,897,623 km (0.062 R)
• M7: 4,566,625 km (0.032 R)
• M8: 5,130,908 km (0.083 R)
• M9: 6,054,226 km (0.114 R)
• M10: 6,503,468 km (0.096 R)
• M11: 7,107,395 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.8

Radius: 8.6

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2 AU - 2.46 AU

Year: 2150 Days

Day: 6.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,766,757 km

• M1: 107,112 km (0.079 R)
• M2: 379,829 km (0.112 R)
• M3: 679,773 km (0.068 R)
• M4: 1,004,251 km (0.117 R)
• M5: 1,298,809 km (0.032 R)
• M6: 1,789,939 km (0.081 R)
• M7: 2,136,407 km (0.06 R)
• M8: 2,713,107 km (0.11 R)
• M9: 2,994,650 km (0.105 R)
• M10: 3,437,759 km (0.096 R)
• M11: 3,889,245 km (0.059 R)
• M12: 4,156,726 km (0.083 R)
• M13: 5,594,811 km (0.118 R)
• M14: 6,030,290 km (0.062 R)
• M15: 6,687,922 km (0.094 R)
• M16: 7,205,232 km (0.085 R)
• M17: 7,776,845 km (0.109 R)
• M18: 8,145,604 km (0.119 R)
• M19: 8,615,491 km (0.103 R)
• M20: 9,545,092 km (0.05 R)
• M21: 10,067,488 km (0.092 R)
• M22: 11,169,426 km (0.051 R)
• M23: 12,084,815 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.5

Radius: 14.4

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.15 AU - 2.97 AU

Year: 2645 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,766,757 km

• M1: 179,069 km (0.057 R)
• M2: 784,641 km (0.102 R)
• M3: 1,526,945 km (0.106 R)
• M4: 3,374,180 km (0.062 R)
• M5: 4,173,182 km (0.054 R)
• M6: 4,831,263 km (0.083 R)
• M7: 5,295,615 km (0.105 R)
• M8: 7,004,771 km (0.045 R)
• M9: 8,716,170 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.6

Radius: 13.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.57 AU - 3.47 AU

Year: 3389 Days

Day: 5.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,766,757 km

• M1: 165,455 km (0.092 R)
• M2: 643,720 km (0.112 R)
• M3: 1,321,847 km (0.096 R)
• M4: 2,492,001 km (0.039 R)
• M5: 5,184,913 km (0.087 R)
• M6: 6,285,055 km (0.113 R)
• M7: 6,932,515 km (0.112 R)
• M8: 7,594,336 km (0.119 R)
• M9: 8,048,365 km (0.114 R)
• M10: 9,590,271 km (0.103 R)
• M11: 12,529,869 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.5

Radius: 9.6

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.39 AU - 5.35 AU

Year: 6939 Days

Day: 13.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,766,757 km

• M1: 119,379 km (0.091 R)
• M2: 427,551 km (0.091 R)
• M3: 1,103,434 km (0.101 R)
• M4: 1,446,163 km (0.09 R)
• M5: 1,904,680 km (0.1 R)
• M6: 2,284,808 km (0.085 R)
• M7: 3,242,833 km (0.081 R)
• M8: 4,316,048 km (0.115 R)
• M9: 4,948,548 km (0.087 R)
• M10: 5,332,865 km (0.079 R)
• M11: 5,705,064 km (0.1 R)
• M12: 8,732,477 km (0.115 R)
• M13: 9,607,774 km (0.087 R)
• M14: 10,444,624 km (0.101 R)
• M15: 11,128,436 km (0.112 R)
• M16: 13,359,539 km (0.119 R)
• M17: 15,064,057 km (0.109 R)
• M18: 16,385,604 km (0.049 R)
• M19: 16,842,925 km (0.079 R)
• M20: 19,114,120 km (0.098 R)
• M21: 19,548,103 km (0.083 R)
• M22: 21,660,276 km (0.059 R)
• M23: 27,690,416 km (0.105 R)
• M24: 29,571,759 km (0.032 R)
• M25: 31,536,727 km (0.065 R)
• M26: 33,378,427 km (0.1 R)
• M27: 33,902,468 km (0.111 R)
• M28: 34,966,857 km (0.057 R)
• M29: 36,716,254 km (0.088 R)
• M30: 37,274,703 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.3

Radius: 3.7

Gravity: 45.89 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.55 AU - 8.33 AU

Year: 13103 Days

Day: 18.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,766,757 km

• M1: 46,076 km (0.109 R)
• M2: 215,870 km (0.05 R)
• M3: 381,923 km (0.056 R)
• M4: 835,654 km (0.064 R)
• M5: 1,192,295 km (0.116 R)
• M6: 1,923,679 km (0.098 R)
• M7: 2,984,478 km (0.093 R)
• M8: 3,428,185 km (0.054 R)
• M9: 4,086,415 km (0.06 R)
• M10: 4,696,176 km (0.104 R)
• M11: 5,260,160 km (0.066 R)
• M12: 6,208,312 km (0.073 R)
• M13: 8,017,249 km (0.077 R)
• M14: 8,722,902 km (0.082 R)
• M15: 9,266,092 km (0.097 R)
• M16: 9,469,096 km (0.102 R)
• M17: 11,087,446 km (0.077 R)
• M18: 11,489,864 km (0.108 R)
• M19: 14,721,478 km (0.116 R)
• M20: 15,704,186 km (0.082 R)
• M21: 16,879,876 km (0.044 R)
• M22: 17,566,380 km (0.096 R)
• M23: 17,799,304 km (0.082 R)
• M24: 19,487,815 km (0.039 R)
• M25: 28,149,233 km (0.045 R)
• M26: 28,468,176 km (0.092 R)
• M27: 28,789,512 km (0.042 R)
• M28: 30,544,444 km (0.107 R)
• M29: 31,676,601 km (0.095 R)
• M30: 33,784,734 km (0.108 R)
• M31: 38,147,756 km (0.112 R)
• M32: 46,179,217 km (0.113 R)
• M33: 46,771,325 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 16,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit