🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.8

Radius: 11.3

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.73 AU - 1.07 AU

Year: 600 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,829,921 km

• M1: 140,622 km (0.101 R)
• M2: 504,294 km (0.12 R)
• M3: 922,720 km (0.097 R)
• M4: 1,520,812 km (0.08 R)
• M5: 1,956,740 km (0.06 R)
• M6: 2,517,283 km (0.114 R)
• M7: 2,933,315 km (0.061 R)
• M8: 3,369,692 km (0.107 R)
• M9: 3,990,374 km (0.056 R)
• M10: 4,543,886 km (0.083 R)
• M11: 4,896,937 km (0.111 R)
• M12: 5,731,394 km (0.098 R)
• M13: 6,106,136 km (0.113 R)
• M14: 6,884,195 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.2

Radius: 12.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.98 AU - 2.16 AU

Year: 2093 Days

Day: 6.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,829,921 km

• M1: 156,779 km (0.117 R)
• M2: 690,993 km (0.105 R)
• M3: 1,262,606 km (0.062 R)
• M4: 1,905,578 km (0.09 R)
• M5: 2,449,516 km (0.117 R)
• M6: 2,975,651 km (0.09 R)
• M7: 3,378,518 km (0.105 R)
• M8: 4,219,857 km (0.096 R)
• M9: 4,896,937 km (0.077 R)
• M10: 5,350,368 km (0.072 R)
• M11: 6,519,326 km (0.091 R)
• M12: 7,736,304 km (0.116 R)
• M13: 8,414,282 km (0.119 R)
• M14: 9,787,889 km (0.045 R)
• M15: 10,510,896 km (0.07 R)
• M16: 11,794,595 km (0.105 R)
• M17: 12,693,379 km (0.11 R)
• M18: 13,637,342 km (0.102 R)
• M19: 14,715,943 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.1

Radius: 10.3

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.76 AU - 4.28 AU

Year: 4642 Days

Day: 10.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,829,921 km

• M1: 184,305 km (0.111 R)
• M2: 746,194 km (0.107 R)
• M3: 1,519,316 km (0.117 R)
• M4: 1,950,008 km (0.113 R)
• M5: 2,360,355 km (0.052 R)
• M6: 3,025,168 km (0.064 R)
• M7: 3,578,830 km (0.119 R)
• M8: 4,613,898 km (0.062 R)
• M9: 5,349,021 km (0.116 R)
• M10: 6,179,589 km (0.086 R)
• M11: 6,946,128 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.3

Radius: 4.7

Gravity: 44.97 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.84 AU - 7.72 AU

Year: 11062 Days

Day: 15.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,829,921 km

• M1: 71,657 km (0.081 R)
• M2: 262,095 km (0.078 R)
• M3: 1,149,510 km (0.046 R)
• M4: 1,546,692 km (0.082 R)
• M5: 2,179,940 km (0.037 R)
• M6: 2,831,439 km (0.114 R)
• M7: 3,523,927 km (0.116 R)
• M8: 4,142,365 km (0.104 R)
• M9: 6,000,819 km (0.038 R)
• M10: 6,389,923 km (0.089 R)
• M11: 7,392,379 km (0.071 R)
• M12: 11,137,262 km (0.086 R)
• M13: 11,487,022 km (0.109 R)
• M14: 12,896,234 km (0.055 R)
• M15: 13,346,972 km (0.092 R)
• M16: 15,832,691 km (0.119 R)
• M17: 16,877,333 km (0.117 R)
• M18: 17,107,115 km (0.117 R)
• M19: 18,691,955 km (0.062 R)
• M20: 24,515,800 km (0.093 R)
• M21: 25,008,126 km (0.114 R)
• M22: 26,012,676 km (0.118 R)
• M23: 30,526,493 km (0.106 R)
• M24: 36,932,423 km (0.096 R)
• M25: 43,889,323 km (0.067 R)
• M26: 49,762,834 km (0.083 R)
• M27: 49,920,061 km (0.088 R)
• M28: 53,956,661 km (0.108 R)

Asteroid Belt

Center: 7.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.4

Radius: 7.7

Gravity: 11.29 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.45 AU - 8.79 AU

Year: 17790 Days

Day: 24.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,829,921 km

• M1: 96,341 km (0.09 R)
• M2: 420,520 km (0.035 R)
• M3: 779,255 km (0.054 R)
• M4: 1,121,386 km (0.062 R)
• M5: 1,577,958 km (0.065 R)
• M6: 1,922,781 km (0.114 R)
• M7: 2,424,084 km (0.072 R)
• M8: 3,060,324 km (0.057 R)
• M9: 5,189,251 km (0.101 R)
• M10: 6,366,437 km (0.102 R)
• M11: 6,928,326 km (0.111 R)
• M12: 9,130,856 km (0.065 R)
• M13: 11,138,459 km (0.112 R)
• M14: 15,310,744 km (0.097 R)
• M15: 17,534,067 km (0.115 R)
• M16: 18,121,837 km (0.114 R)
• M17: 19,425,433 km (0.032 R)
• M18: 21,259,353 km (0.089 R)
• M19: 21,639,482 km (0.063 R)
• M20: 23,406,681 km (0.081 R)
• M21: 24,222,139 km (0.119 R)
• M22: 24,532,854 km (0.051 R)
• M23: 24,846,112 km (0.114 R)
• M24: 25,162,063 km (0.104 R)
• M25: 25,694,631 km (0.093 R)
• M26: 29,049,064 km (0.107 R)
• M27: 32,937,113 km (0.092 R)
• M28: 33,831,558 km (0.12 R)
• M29: 41,578,783 km (0.103 R)
• M30: 51,788,240 km (0.091 R)
• M31: 55,112,903 km (0.116 R)
• M32: 55,470,890 km (0.114 R)
• M33: 60,078,206 km (0.037 R)
• M34: 67,151,193 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.5

Radius: 7.9

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.79 AU - 10.69 AU

Year: 23033 Days

Day: 16.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,829,921 km

• M1: 98,735 km (0.097 R)
• M2: 574,905 km (0.057 R)
• M3: 1,140,235 km (0.107 R)
• M4: 1,573,770 km (0.111 R)
• M5: 3,043,868 km (0.037 R)
• M6: 3,586,310 km (0.105 R)
• M7: 4,223,746 km (0.032 R)
• M8: 4,654,738 km (0.066 R)
• M9: 5,005,994 km (0.057 R)
• M10: 5,921,682 km (0.1 R)
• M11: 6,591,282 km (0.088 R)
• M12: 8,485,790 km (0.094 R)
• M13: 8,745,791 km (0.096 R)
• M14: 9,557,658 km (0.096 R)
• M15: 11,456,205 km (0.06 R)
• M16: 12,294,851 km (0.083 R)
• M17: 14,312,327 km (0.097 R)
• M18: 18,990,552 km (0.093 R)
• M19: 19,526,112 km (0.119 R)
• M20: 23,154,160 km (0.08 R)
• M21: 25,663,515 km (0.116 R)
• M22: 26,760,516 km (0.087 R)
• M23: 27,207,963 km (0.079 R)
• M24: 29,758,906 km (0.046 R)
• M25: 31,835,923 km (0.12 R)
• M26: 35,599,207 km (0.097 R)
• M27: 36,140,602 km (0.11 R)
• M28: 36,413,169 km (0.059 R)
• M29: 36,687,382 km (0.101 R)
• M30: 36,962,791 km (0.11 R)
• M31: 38,078,343 km (0.047 R)
• M32: 39,938,892 km (0.084 R)
• M33: 52,915,310 km (0.091 R)
• M34: 54,689,541 km (0.081 R)
• M35: 55,591,317 km (0.094 R)
• M36: 58,920,019 km (0.094 R)
• M37: 63,959,373 km (0.115 R)
• M38: 66,379,118 km (0.108 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: 345 - 17,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit