🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.54 AU - 0.56 AU

Year: 268 Days

Day: 28.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.64 AU - 0.66 AU

Year: 344 Days

Day: 16.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.38 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 14.1

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.67 AU - 2.55 AU

Year: 2011 Days

Day: 15 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,324,763 km

• M1: 175,329 km (0.109 R)
• M2: 775,067 km (0.109 R)
• M3: 1,476,681 km (0.058 R)
• M4: 2,282,864 km (0.082 R)
• M5: 2,728,067 km (0.091 R)
• M6: 4,493,322 km (0.037 R)
• M7: 5,201,817 km (0.074 R)
• M8: 6,217,587 km (0.052 R)
• M9: 6,787,106 km (0.116 R)
• M10: 7,783,128 km (0.083 R)
• M11: 9,317,853 km (0.057 R)
• M12: 9,776,071 km (0.1 R)
• M13: 11,124,397 km (0.115 R)
• M14: 11,721,442 km (0.081 R)
• M15: 12,936,625 km (0.076 R)
• M16: 14,938,544 km (0.056 R)
• M17: 17,561,892 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.2

Radius: 8.2

Gravity: 11.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.47 AU - 2.81 AU

Year: 2814 Days

Day: 9.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,324,763 km

• M1: 102,026 km (0.108 R)
• M2: 363,523 km (0.047 R)
• M3: 771,476 km (0.106 R)
• M4: 1,133,802 km (0.059 R)
• M5: 1,389,914 km (0.118 R)
• M6: 1,909,318 km (0.055 R)
• M7: 2,167,224 km (0.026 R)
• M8: 2,754,246 km (0.098 R)
• M9: 5,664,075 km (0.037 R)
• M10: 6,569,590 km (0.11 R)
• M11: 6,921,744 km (0.089 R)
• M12: 8,322,130 km (0.034 R)
• M13: 11,211,612 km (0.08 R)
• M14: 12,543,482 km (0.109 R)
• M15: 14,858,958 km (0.094 R)
• M16: 18,236,130 km (0.109 R)
• M17: 19,889,037 km (0.112 R)
• M18: 20,689,386 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 14.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.67 AU - 3.95 AU

Year: 4879 Days

Day: 7.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,324,763 km

• M1: 185,801 km (0.054 R)
• M2: 689,945 km (0.087 R)
• M3: 1,745,508 km (0.05 R)
• M4: 3,274,099 km (0.113 R)
• M5: 3,831,949 km (0.062 R)
• M6: 4,304,230 km (0.078 R)
• M7: 4,788,927 km (0.073 R)
• M8: 5,424,868 km (0.057 R)
• M9: 6,866,991 km (0.098 R)
• M10: 8,126,007 km (0.089 R)
• M11: 8,631,199 km (0.111 R)
• M12: 9,323,538 km (0.106 R)
• M13: 10,274,232 km (0.109 R)
• M14: 15,844,958 km (0.092 R)
• M15: 17,517,163 km (0.089 R)
• M16: 18,897,053 km (0.039 R)
• M17: 19,510,106 km (0.092 R)
• M18: 19,996,149 km (0.094 R)
• M19: 27,332,429 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.8

Radius: 15

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.4 AU - 5.42 AU

Year: 6075 Days

Day: 6.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,324,763 km

• M1: 186,549 km (0.108 R)
• M2: 851,810 km (0.119 R)
• M3: 1,656,198 km (0.114 R)
• M4: 2,639,505 km (0.071 R)
• M5: 3,583,617 km (0.039 R)
• M6: 6,572,582 km (0.109 R)
• M7: 7,391,332 km (0.118 R)
• M8: 12,813,506 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.2

Radius: 11.7

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.94 AU - 5.24 AU

Year: 6451 Days

Day: 13.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,324,763 km

• M1: 145,559 km (0.112 R)
• M2: 514,617 km (0.108 R)
• M3: 1,150,408 km (0.078 R)
• M4: 1,550,582 km (0.12 R)
• M5: 1,968,259 km (0.026 R)
• M6: 3,356,827 km (0.099 R)
• M7: 4,091,651 km (0.091 R)
• M8: 4,930,895 km (0.099 R)
• M9: 6,111,971 km (0.071 R)
• M10: 7,208,224 km (0.089 R)
• M11: 7,862,714 km (0.12 R)
• M12: 8,939,969 km (0.076 R)
• M13: 10,160,239 km (0.105 R)
• M14: 12,984,796 km (0.081 R)
• M15: 13,779,909 km (0.093 R)
• M16: 15,094,724 km (0.104 R)
• M17: 17,221,108 km (0.109 R)
• M18: 18,181,078 km (0.088 R)
• M19: 18,745,361 km (0.063 R)
• M20: 19,248,608 km (0.092 R)
• M21: 20,132,433 km (0.104 R)
• M22: 21,352,702 km (0.096 R)
• M23: 27,552,188 km (0.032 R)
• M24: 30,316,308 km (0.091 R)
• M25: 31,010,292 km (0.084 R)
• M26: 32,947,285 km (0.032 R)
• M27: 35,507,653 km (0.088 R)
• M28: 36,501,132 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.1

Radius: 12.5

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.89 AU - 5.95 AU

Year: 8278 Days

Day: 9 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,324,763 km

• M1: 155,432 km (0.072 R)
• M2: 557,551 km (0.086 R)
• M3: 981,063 km (0.045 R)
• M4: 1,899,444 km (0.106 R)
• M5: 2,589,240 km (0.063 R)
• M6: 3,045,663 km (0.111 R)
• M7: 3,994,712 km (0.111 R)
• M8: 4,807,328 km (0.061 R)
• M9: 5,314,913 km (0.049 R)
• M10: 5,759,518 km (0.062 R)
• M11: 6,981,583 km (0.11 R)
• M12: 9,652,503 km (0.114 R)
• M13: 11,164,938 km (0.112 R)
• M14: 11,950,925 km (0.032 R)
• M15: 13,928,759 km (0.094 R)
• M16: 14,349,129 km (0.051 R)
• M17: 17,120,429 km (0.035 R)
• M18: 19,926,736 km (0.082 R)
• M19: 20,460,950 km (0.048 R)
• M20: 22,040,553 km (0.119 R)
• M21: 24,299,930 km (0.113 R)
• M22: 28,402,203 km (0.065 R)
• M23: 28,884,656 km (0.111 R)
• M24: 29,965,650 km (0.096 R)
• M25: 32,522,427 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.4

Radius: 6.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.86 AU - 7.46 AU

Year: 11275 Days

Day: 18.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,324,763 km

• M1: 85,121 km (0.091 R)
• M2: 451,187 km (0.065 R)
• M3: 924,066 km (0.061 R)
• M4: 2,145,981 km (0.086 R)
• M5: 2,665,834 km (0.055 R)
• M6: 3,043,419 km (0.096 R)
• M7: 3,413,375 km (0.113 R)
• M8: 3,767,024 km (0.033 R)
• M9: 4,096,289 km (0.042 R)
• M10: 5,699,230 km (0.08 R)
• M11: 5,944,720 km (0.119 R)
• M12: 6,860,558 km (0.11 R)
• M13: 7,280,480 km (0.042 R)
• M14: 8,171,634 km (0.081 R)
• M15: 8,523,937 km (0.113 R)
• M16: 9,555,863 km (0.094 R)
• M17: 10,761,323 km (0.116 R)
• M18: 11,376,469 km (0.046 R)
• M19: 12,937,523 km (0.091 R)
• M20: 13,148,905 km (0.118 R)
• M21: 15,509,410 km (0.099 R)
• M22: 15,748,018 km (0.1 R)
• M23: 16,478,505 km (0.093 R)
• M24: 16,726,987 km (0.101 R)
• M25: 21,786,686 km (0.097 R)
• M26: 25,480,108 km (0.028 R)
• M27: 32,204,233 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.7

Radius: 8

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.46 AU - 12.16 AU

Year: 20156 Days

Day: 22.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,324,763 km

• M1: 99,483 km (0.053 R)
• M2: 369,357 km (0.102 R)
• M3: 643,720 km (0.082 R)
• M4: 1,072,916 km (0.087 R)
• M5: 1,431,352 km (0.093 R)
• M6: 2,531,196 km (0.03 R)
• M7: 3,729,325 km (0.12 R)
• M8: 4,523,540 km (0.066 R)
• M9: 5,425,915 km (0.077 R)
• M10: 9,188,900 km (0.09 R)
• M11: 10,817,871 km (0.109 R)
• M12: 11,401,153 km (0.066 R)
• M13: 12,419,765 km (0.089 R)
• M14: 12,772,517 km (0.09 R)
• M15: 16,421,807 km (0.08 R)
• M16: 16,761,394 km (0.072 R)
• M17: 19,364,098 km (0.098 R)
• M18: 20,515,852 km (0.102 R)
• M19: 22,744,860 km (0.073 R)
• M20: 24,795,847 km (0.091 R)
• M21: 27,917,955 km (0.087 R)
• M22: 30,393,051 km (0.099 R)
• M23: 35,774,984 km (0.118 R)
• M24: 38,989,693 km (0.104 R)
• M25: 40,204,877 km (0.109 R)
• M26: 42,710,790 km (0.12 R)
• M27: 43,192,047 km (0.1 R)
• M28: 48,378,007 km (0.116 R)
• M29: 50,850,261 km (0.107 R)
• M30: 52,300,164 km (0.079 R)
• M31: 52,850,983 km (0.089 R)
• M32: 60,973,250 km (0.084 R)
• M33: 63,230,083 km (0.056 R)
• M34: 64,906,028 km (0.09 R)
• M35: 73,962,234 km (0.102 R)
• M36: 78,190,917 km (0.069 R)
• M37: 79,393,535 km (0.106 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: 320 - 19,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit