🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.7

Radius: 10.6

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.23 AU - 2.49 AU

Year: 2305 Days

Day: 10.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,355,219 km

• M1: 132,095 km (0.053 R)
• M2: 670,797 km (0.09 R)
• M3: 1,029,533 km (0.089 R)
• M4: 1,787,246 km (0.112 R)
• M5: 2,804,362 km (0.061 R)
• M6: 3,458,703 km (0.04 R)
• M7: 4,885,866 km (0.102 R)
• M8: 5,455,834 km (0.065 R)
• M9: 7,806,316 km (0.102 R)
• M10: 8,353,545 km (0.042 R)
• M11: 8,687,148 km (0.112 R)
• M12: 9,705,760 km (0.099 R)
• M13: 10,453,450 km (0.115 R)
• M14: 11,238,989 km (0.096 R)
• M15: 12,664,208 km (0.068 R)
• M16: 13,557,008 km (0.078 R)
• M17: 15,417,856 km (0.084 R)
• M18: 17,227,541 km (0.117 R)
• M19: 18,435,095 km (0.107 R)
• M20: 18,774,084 km (0.113 R)
• M21: 19,406,285 km (0.057 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.7

Radius: 6.7

Gravity: 17.75 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.54 AU - 7.38 AU

Year: 11675 Days

Day: 19.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,355,219 km

• M1: 83,476 km (0.074 R)
• M2: 357,539 km (0.111 R)
• M3: 571,165 km (0.098 R)
• M4: 1,086,978 km (0.043 R)
• M5: 1,388,867 km (0.109 R)
• M6: 1,761,964 km (0.075 R)
• M7: 2,315,625 km (0.096 R)
• M8: 3,548,910 km (0.111 R)
• M9: 5,989,001 km (0.028 R)
• M10: 7,399,410 km (0.115 R)
• M11: 8,204,994 km (0.112 R)
• M12: 9,317,554 km (0.115 R)
• M13: 9,675,392 km (0.059 R)
• M14: 10,202,276 km (0.114 R)
• M15: 11,141,750 km (0.097 R)
• M16: 13,707,952 km (0.09 R)
• M17: 14,440,084 km (0.056 R)
• M18: 17,553,365 km (0.089 R)
• M19: 27,079,010 km (0.088 R)
• M20: 28,229,866 km (0.092 R)
• M21: 29,741,253 km (0.093 R)
• M22: 31,305,748 km (0.05 R)
• M23: 33,160,014 km (0.063 R)
• M24: 34,476,624 km (0.092 R)
• M25: 35,332,324 km (0.065 R)
• M26: 35,952,108 km (0.085 R)
• M27: 40,360,758 km (0.037 R)
• M28: 41,585,366 km (0.082 R)
• M29: 41,860,775 km (0.109 R)
• M30: 44,394,963 km (0.062 R)
• M31: 47,328,578 km (0.115 R)
• M32: 48,689,918 km (0.092 R)
• M33: 51,174,140 km (0.117 R)
• M34: 51,967,458 km (0.099 R)
• M35: 53,741,539 km (0.062 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.6

Radius: 6.4

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.06 AU - 10.3 AU

Year: 19149 Days

Day: 23.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 52.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,355,219 km

• M1: 79,586 km (0.045 R)
• M2: 284,386 km (0.076 R)
• M3: 800,349 km (0.075 R)
• M4: 1,056,011 km (0.069 R)
• M5: 1,440,927 km (0.031 R)
• M6: 2,230,953 km (0.087 R)
• M7: 2,557,376 km (0.118 R)
• M8: 2,940,496 km (0.074 R)
• M9: 3,672,927 km (0.075 R)
• M10: 4,520,848 km (0.052 R)
• M11: 5,686,813 km (0.092 R)
• M12: 6,007,252 km (0.075 R)
• M13: 6,596,817 km (0.116 R)
• M14: 7,988,975 km (0.103 R)
• M15: 9,962,620 km (0.099 R)
• M16: 10,970,012 km (0.114 R)
• M17: 12,505,335 km (0.064 R)
• M18: 12,774,461 km (0.066 R)
• M19: 13,961,670 km (0.116 R)
• M20: 16,553,752 km (0.079 R)
• M21: 16,878,380 km (0.1 R)
• M22: 18,478,479 km (0.068 R)
• M23: 31,350,927 km (0.108 R)
• M24: 34,543,794 km (0.058 R)
• M25: 36,014,939 km (0.111 R)
• M26: 38,228,539 km (0.09 R)
• M27: 40,092,678 km (0.064 R)
• M28: 42,469,190 km (0.071 R)
• M29: 46,047,272 km (0.118 R)
• M30: 53,442,942 km (0.098 R)
• M31: 54,867,413 km (0.1 R)
• M32: 58,539,143 km (0.108 R)
• M33: 59,482,058 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.8

Radius: 7.1

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.2 AU - 13.52 AU

Year: 24344 Days

Day: 23.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,355,219 km

• M1: 88,861 km (0.115 R)
• M2: 538,852 km (0.086 R)
• M3: 2,112,472 km (0.092 R)
• M4: 2,435,005 km (0.054 R)
• M5: 3,125,249 km (0.102 R)
• M6: 6,231,499 km (0.058 R)
• M7: 7,462,989 km (0.108 R)
• M8: 10,642,243 km (0.073 R)
• M9: 12,120,419 km (0.084 R)
• M10: 14,247,552 km (0.1 R)
• M11: 15,796,488 km (0.102 R)
• M12: 18,952,255 km (0.072 R)
• M13: 24,063,416 km (0.1 R)
• M14: 31,653,264 km (0.065 R)
• M15: 35,089,078 km (0.041 R)
• M16: 46,707,447 km (0.094 R)
• M17: 48,044,104 km (0.079 R)
• M18: 56,792,288 km (0.049 R)
• M19: 71,703,905 km (0.059 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 17,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit