🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 11.1

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.62 AU - 0.92 AU

Year: 443 Days

Day: 12.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 92,991,150 km

• M1: 138,079 km (0.095 R)
• M2: 516,861 km (0.076 R)
• M3: 1,010,833 km (0.086 R)
• M4: 1,405,921 km (0.106 R)
• M5: 1,852,470 km (0.055 R)
• M6: 2,209,261 km (0.096 R)
• M7: 2,917,308 km (0.047 R)
• M8: 3,600,522 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 13.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.74 AU - 1.08 AU

Year: 569 Days

Day: 10.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,991,150 km

• M1: 164,707 km (0.088 R)
• M2: 617,241 km (0.046 R)
• M3: 1,046,437 km (0.075 R)
• M4: 1,577,958 km (0.085 R)
• M5: 2,084,347 km (0.04 R)
• M6: 2,782,820 km (0.07 R)
• M7: 3,457,506 km (0.032 R)
• M8: 4,071,156 km (0.102 R)
• M9: 4,833,806 km (0.11 R)
• M10: 5,637,895 km (0.106 R)
• M11: 6,136,355 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 14.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.01 AU - 1.07 AU

Year: 696 Days

Day: 9.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,991,150 km

• M1: 183,407 km (0.117 R)
• M2: 661,671 km (0.074 R)
• M3: 1,193,193 km (0.071 R)
• M4: 1,692,102 km (0.068 R)
• M5: 2,497,536 km (0.089 R)
• M6: 3,052,694 km (0.06 R)
• M7: 3,716,460 km (0.112 R)
• M8: 4,269,074 km (0.104 R)
• M9: 4,844,877 km (0.105 R)
• M10: 5,318,803 km (0.091 R)
• M11: 5,841,946 km (0.115 R)
• M12: 6,534,585 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.6

Radius: 12.5

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.35 AU - 3.61 AU

Year: 3375 Days

Day: 13.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,991,150 km

• M1: 156,180 km (0.114 R)
• M2: 561,890 km (0.076 R)
• M3: 1,278,314 km (0.107 R)
• M4: 1,704,668 km (0.056 R)
• M5: 2,535,235 km (0.103 R)
• M6: 3,008,862 km (0.113 R)
• M7: 5,217,076 km (0.116 R)
• M8: 5,934,099 km (0.112 R)
• M9: 6,331,131 km (0.101 R)
• M10: 7,663,749 km (0.1 R)
• M11: 8,378,827 km (0.076 R)
• M12: 11,301,670 km (0.055 R)
• M13: 13,349,665 km (0.084 R)
• M14: 14,385,780 km (0.099 R)
• M15: 15,315,680 km (0.093 R)
• M16: 15,795,590 km (0.112 R)
• M17: 16,561,980 km (0.098 R)
• M18: 18,347,132 km (0.094 R)
• M19: 19,194,005 km (0.106 R)
• M20: 20,965,992 km (0.113 R)
• M21: 21,491,679 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.6

Radius: 9.1

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.35 AU - 3.71 AU

Year: 3460 Days

Day: 6.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 92,991,150 km

• M1: 113,246 km (0.104 R)
• M2: 433,235 km (0.096 R)
• M3: 720,613 km (0.064 R)
• M4: 1,089,372 km (0.067 R)
• M5: 1,396,646 km (0.05 R)
• M6: 1,889,720 km (0.1 R)
• M7: 2,177,696 km (0.117 R)
• M8: 2,511,000 km (0.09 R)
• M9: 2,809,149 km (0.074 R)
• M10: 4,247,532 km (0.112 R)
• M11: 5,693,845 km (0.027 R)
• M12: 6,007,102 km (0.114 R)
• M13: 6,452,605 km (0.101 R)
• M14: 6,856,519 km (0.1 R)
• M15: 8,313,902 km (0.116 R)
• M16: 9,525,046 km (0.114 R)
• M17: 10,980,334 km (0.098 R)
• M18: 11,556,884 km (0.099 R)
• M19: 13,209,492 km (0.094 R)
• M20: 14,273,582 km (0.09 R)
• M21: 15,339,167 km (0.103 R)
• M22: 16,229,125 km (0.034 R)
• M23: 16,686,894 km (0.071 R)
• M24: 17,449,096 km (0.048 R)
• M25: 21,542,991 km (0.119 R)
• M26: 23,738,789 km (0.067 R)
• M27: 25,308,369 km (0.097 R)
• M28: 25,769,131 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.3

Radius: 8.6

Gravity: 13.28 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.28 AU - 6.08 AU

Year: 8880 Days

Day: 12.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,991,150 km

• M1: 107,411 km (0.072 R)
• M2: 568,472 km (0.045 R)
• M3: 3,296,239 km (0.095 R)
• M4: 4,409,996 km (0.101 R)
• M5: 5,020,953 km (0.065 R)
• M6: 5,313,716 km (0.09 R)
• M7: 5,721,969 km (0.119 R)
• M8: 6,298,669 km (0.113 R)
• M9: 6,874,022 km (0.117 R)
• M10: 7,483,933 km (0.086 R)
• M11: 7,953,670 km (0.112 R)
• M12: 9,729,546 km (0.104 R)
• M13: 11,362,257 km (0.105 R)
• M14: 12,746,187 km (0.118 R)
• M15: 13,416,535 km (0.119 R)
• M16: 15,569,249 km (0.051 R)
• M17: 16,123,958 km (0.073 R)
• M18: 16,406,099 km (0.08 R)
• M19: 18,321,850 km (0.118 R)
• M20: 18,784,257 km (0.047 R)
• M21: 19,572,189 km (0.088 R)
• M22: 20,218,302 km (0.063 R)
• M23: 23,123,792 km (0.092 R)
• M24: 26,687,961 km (0.118 R)
• M25: 27,282,313 km (0.113 R)
• M26: 28,806,716 km (0.101 R)
• M27: 36,921,054 km (0.072 R)
• M28: 42,428,200 km (0.086 R)
• M29: 43,373,659 km (0.114 R)
• M30: 45,166,589 km (0.116 R)
• M31: 46,294,258 km (0.063 R)
• M32: 48,020,617 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.2

Radius: 4.1

Gravity: 54.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.32 AU - 10.26 AU

Year: 15658 Days

Day: 24 Hours

Environment

Temp: -229 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 92,991,150 km

• M1: 60,438 km (0.081 R)
• M2: 326,123 km (0.07 R)
• M3: 663,317 km (0.078 R)
• M4: 882,478 km (0.115 R)
• M5: 1,135,298 km (0.028 R)
• M6: 1,329,476 km (0.087 R)
• M7: 1,465,760 km (0.117 R)
• M8: 2,047,995 km (0.119 R)
• M9: 2,251,747 km (0.12 R)
• M10: 2,628,883 km (0.07 R)
• M11: 2,820,369 km (0.101 R)
• M12: 3,367,448 km (0.083 R)
• M13: 4,332,803 km (0.118 R)
• M14: 5,431,151 km (0.073 R)
• M15: 6,970,064 km (0.112 R)
• M16: 8,465,295 km (0.097 R)
• M17: 9,315,011 km (0.102 R)
• M18: 10,278,421 km (0.069 R)
• M19: 11,685,239 km (0.073 R)
• M20: 12,601,526 km (0.07 R)
• M21: 16,666,549 km (0.118 R)
• M22: 17,995,277 km (0.045 R)
• M23: 18,685,372 km (0.113 R)
• M24: 21,719,068 km (0.11 R)
• M25: 23,099,557 km (0.055 R)
• M26: 24,120,861 km (0.047 R)
• M27: 25,925,311 km (0.113 R)
• M28: 26,693,795 km (0.099 R)
• M29: 28,046,310 km (0.117 R)
• M30: 30,039,701 km (0.062 R)
• M31: 34,700,572 km (0.102 R)
• M32: 35,768,103 km (0.117 R)
• M33: 37,132,884 km (0.095 R)
• M34: 39,965,969 km (0.109 R)
• M35: 41,138,517 km (0.091 R)
• M36: 44,169,519 km (0.115 R)
• M37: 46,377,733 km (0.086 R)
• M38: 51,012,724 km (0.095 R)
• M39: 53,090,190 km (0.109 R)
• M40: 53,441,745 km (0.047 R)
• M41: 54,505,984 km (0.108 R)
• M42: 57,044,062 km (0.104 R)
• M43: 57,783,374 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.4

Radius: 6.9

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.82 AU - 11.32 AU

Year: 17919 Days

Day: 19.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 92,991,150 km

• M1: 87,216 km (0.072 R)
• M2: 324,927 km (0.085 R)
• M3: 907,311 km (0.094 R)
• M4: 1,444,367 km (0.104 R)
• M5: 2,193,853 km (0.083 R)
• M6: 2,602,704 km (0.041 R)
• M7: 4,795,210 km (0.067 R)
• M8: 10,522,415 km (0.096 R)
• M9: 11,230,163 km (0.114 R)
• M10: 21,057,845 km (0.099 R)
• M11: 23,249,903 km (0.085 R)
• M12: 24,447,882 km (0.078 R)
• M13: 27,469,610 km (0.097 R)
• M14: 35,670,266 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.4

Radius: 5.7

Gravity: 29.28 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 10.2 AU - 11.18 AU

Year: 22929 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,991,150 km

• M1: 81,830 km (0.069 R)
• M2: 261,198 km (0.036 R)
• M3: 458,667 km (0.105 R)
• M4: 708,196 km (0.026 R)
• M5: 1,172,249 km (0.039 R)
• M6: 1,437,336 km (0.107 R)
• M7: 1,629,869 km (0.091 R)
• M8: 2,199,388 km (0.103 R)
• M9: 2,892,924 km (0.092 R)
• M10: 3,787,818 km (0.118 R)
• M11: 4,123,516 km (0.052 R)
• M12: 4,515,462 km (0.119 R)
• M13: 9,413,446 km (0.07 R)
• M14: 9,841,894 km (0.088 R)
• M15: 11,137,262 km (0.115 R)
• M16: 15,530,503 km (0.1 R)
• M17: 16,564,673 km (0.056 R)
• M18: 17,643,872 km (0.105 R)
• M19: 20,141,708 km (0.088 R)
• M20: 22,431,453 km (0.076 R)
• M21: 27,396,905 km (0.086 R)
• M22: 29,287,972 km (0.095 R)
• M23: 30,331,417 km (0.089 R)
• M24: 38,492,879 km (0.09 R)
• M25: 41,021,831 km (0.083 R)
• M26: 44,336,171 km (0.117 R)
• M27: 44,677,105 km (0.089 R)
• M28: 47,112,857 km (0.118 R)
• M29: 49,635,676 km (0.092 R)
• M30: 50,743,897 km (0.092 R)
• M31: 55,539,406 km (0.069 R)
• M32: 56,134,507 km (0.111 R)
• M33: 67,359,134 km (0.102 R)
• M34: 71,721,258 km (0.116 R)
• M35: 72,899,641 km (0.05 R)
• M36: 77,495,587 km (0.104 R)
• M37: 79,487,033 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 14,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit