🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.05 AU - 2.35 AU

Year: 1169 Days

Day: 45.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938

Radius: 13.1

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.71 AU - 5.95 AU

Year: 4407 Days

Day: 14.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,574,924 km

• M1: 231,877 km (0.104 R)
• M2: 653,593 km (0.099 R)
• M3: 1,225,207 km (0.11 R)
• M4: 2,322,956 km (0.105 R)
• M5: 3,013,350 km (0.053 R)
• M6: 4,254,414 km (0.068 R)
• M7: 5,781,958 km (0.097 R)
• M8: 6,885,990 km (0.084 R)
• M9: 7,506,073 km (0.08 R)
• M10: 8,014,108 km (0.076 R)
• M11: 9,302,893 km (0.047 R)
• M12: 11,137,412 km (0.088 R)
• M13: 12,338,084 km (0.108 R)
• M14: 14,995,691 km (0.096 R)
• M15: 15,921,253 km (0.109 R)
• M16: 18,795,028 km (0.063 R)
• M17: 20,215,609 km (0.107 R)
• M18: 20,704,645 km (0.05 R)
• M19: 22,516,125 km (0.099 R)
• M20: 24,826,814 km (0.1 R)
• M21: 26,618,847 km (0.078 R)
• M22: 27,803,213 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.5

Radius: 9.3

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.6 AU - 6.76 AU

Year: 5502 Days

Day: 9.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,574,924 km

• M1: 206,894 km (0.096 R)
• M2: 670,797 km (0.12 R)
• M3: 1,159,234 km (0.042 R)
• M4: 2,221,528 km (0.07 R)
• M5: 3,717,657 km (0.072 R)
• M6: 4,349,109 km (0.084 R)
• M7: 5,919,438 km (0.111 R)
• M8: 6,506,909 km (0.112 R)
• M9: 6,884,793 km (0.118 R)
• M10: 7,913,279 km (0.106 R)
• M11: 10,410,665 km (0.045 R)
• M12: 12,272,411 km (0.06 R)
• M13: 14,635,309 km (0.071 R)
• M14: 17,091,407 km (0.108 R)
• M15: 17,547,830 km (0.101 R)
• M16: 18,621,793 km (0.091 R)
• M17: 27,574,179 km (0.113 R)
• M18: 32,173,116 km (0.089 R)
• M19: 33,170,635 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 10.9

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.87 AU - 9.17 AU

Year: 7386 Days

Day: 8.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,574,924 km

• M1: 135,536 km (0.095 R)
• M2: 642,672 km (0.04 R)
• M3: 989,889 km (0.096 R)
• M4: 2,386,236 km (0.051 R)
• M5: 3,047,309 km (0.089 R)
• M6: 3,760,442 km (0.096 R)
• M7: 5,074,958 km (0.081 R)
• M8: 6,047,045 km (0.048 R)
• M9: 7,731,816 km (0.084 R)
• M10: 9,016,264 km (0.114 R)
• M11: 9,419,879 km (0.119 R)
• M12: 11,812,098 km (0.101 R)
• M13: 14,418,991 km (0.113 R)
• M14: 16,415,973 km (0.059 R)
• M15: 17,449,694 km (0.085 R)
• M16: 19,246,065 km (0.058 R)
• M17: 20,326,311 km (0.111 R)
• M18: 28,011,603 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.8

Radius: 13.3

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.15 AU - 9.11 AU

Year: 7548 Days

Day: 13 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,574,924 km

• M1: 166,353 km (0.063 R)
• M2: 635,941 km (0.04 R)
• M3: 1,125,126 km (0.107 R)
• M4: 3,463,041 km (0.085 R)
• M5: 5,590,772 km (0.098 R)
• M6: 6,932,665 km (0.055 R)
• M7: 7,358,719 km (0.103 R)
• M8: 9,334,309 km (0.078 R)
• M9: 10,445,073 km (0.105 R)
• M10: 24,710,875 km (0.085 R)
• M11: 25,709,441 km (0.112 R)
• M12: 28,767,820 km (0.09 R)
• M13: 33,688,094 km (0.085 R)
• M14: 36,988,822 km (0.114 R)
• M15: 43,306,340 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.8

Radius: 13.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.9 AU - 9.82 AU

Year: 9445 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,574,924 km

• M1: 166,502 km (0.103 R)
• M2: 714,479 km (0.094 R)
• M3: 1,376,450 km (0.056 R)
• M4: 2,995,398 km (0.03 R)
• M5: 4,086,415 km (0.034 R)
• M6: 4,780,101 km (0.118 R)
• M7: 5,488,895 km (0.045 R)
• M8: 6,472,352 km (0.065 R)
• M9: 9,266,691 km (0.092 R)
• M10: 12,029,314 km (0.082 R)
• M11: 13,800,553 km (0.097 R)
• M12: 16,577,538 km (0.105 R)
• M13: 18,062,597 km (0.079 R)
• M14: 18,837,513 km (0.086 R)
• M15: 19,414,961 km (0.101 R)
• M16: 20,833,897 km (0.075 R)
• M17: 24,811,106 km (0.037 R)
• M18: 28,037,483 km (0.055 R)
• M19: 30,043,591 km (0.097 R)
• M20: 31,837,868 km (0.036 R)
• M21: 33,281,936 km (0.119 R)
• M22: 37,762,243 km (0.112 R)
• M23: 38,449,944 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.1

Radius: 3.7

Gravity: 63.05 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 10.66 AU - 15.3 AU

Year: 16749 Days

Day: 19.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,574,924 km

• M1: 46,076 km (0.097 R)
• M2: 165,904 km (0.091 R)
• M3: 485,894 km (0.118 R)
• M4: 638,633 km (0.043 R)
• M5: 1,862,793 km (0.117 R)
• M6: 2,305,154 km (0.103 R)
• M7: 2,505,016 km (0.106 R)
• M8: 2,789,252 km (0.047 R)
• M9: 3,094,881 km (0.105 R)
• M10: 4,751,228 km (0.102 R)
• M11: 5,001,954 km (0.107 R)
• M12: 6,389,774 km (0.075 R)
• M13: 6,651,121 km (0.094 R)
• M14: 6,874,172 km (0.063 R)
• M15: 7,573,691 km (0.104 R)
• M16: 9,221,961 km (0.105 R)
• M17: 9,668,660 km (0.103 R)
• M18: 10,726,018 km (0.07 R)
• M19: 10,848,090 km (0.117 R)
• M20: 14,505,309 km (0.119 R)
• M21: 16,365,558 km (0.109 R)
• M22: 16,854,295 km (0.109 R)
• M23: 18,291,780 km (0.09 R)
• M24: 20,364,010 km (0.064 R)
• M25: 20,645,254 km (0.082 R)
• M26: 20,929,191 km (0.098 R)
• M27: 24,860,623 km (0.087 R)
• M28: 29,495,165 km (0.073 R)
• M29: 36,848,648 km (0.052 R)
• M30: 38,968,749 km (0.091 R)
• M31: 47,436,737 km (0.108 R)
• M32: 48,262,367 km (0.06 R)
• M33: 52,009,046 km (0.117 R)
• M34: 58,928,995 km (0.093 R)
• M35: 62,805,824 km (0.1 R)
• M36: 63,401,672 km (0.114 R)
• M37: 63,800,949 km (0.075 R)
• M38: 65,414,960 km (0.089 R)
• M39: 66,232,064 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.7

Radius: 3.8

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 12.92 AU - 13.32 AU

Year: 17021 Days

Day: 15 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,574,924 km

• M1: 48,021 km (0.119 R)
• M2: 183,257 km (0.061 R)
• M3: 341,382 km (0.045 R)
• M4: 464,053 km (0.098 R)
• M5: 603,179 km (0.074 R)
• M6: 4,495,266 km (0.059 R)
• M7: 7,050,248 km (0.075 R)
• M8: 12,419,914 km (0.051 R)
• M9: 14,352,719 km (0.06 R)
• M10: 14,999,431 km (0.083 R)
• M11: 18,802,059 km (0.033 R)
• M12: 27,784,663 km (0.11 R)
• M13: 32,635,673 km (0.086 R)
• M14: 33,240,946 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.6

Radius: 7.1

Gravity: 14.39 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 11.39 AU - 15.95 AU

Year: 18102 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,574,924 km

• M1: 88,861 km (0.112 R)
• M2: 617,540 km (0.111 R)
• M3: 1,437,187 km (0.116 R)
• M4: 1,930,411 km (0.118 R)
• M5: 2,530,897 km (0.08 R)
• M6: 2,887,389 km (0.084 R)
• M7: 5,497,123 km (0.099 R)
• M8: 6,737,738 km (0.074 R)
• M9: 7,614,083 km (0.069 R)
• M10: 10,105,037 km (0.108 R)
• M11: 10,879,954 km (0.082 R)
• M12: 11,376,020 km (0.092 R)
• M13: 12,614,691 km (0.098 R)
• M14: 13,301,495 km (0.058 R)
• M15: 16,140,114 km (0.073 R)
• M16: 19,994,952 km (0.094 R)
• M17: 20,364,758 km (0.068 R)
• M18: 23,694,358 km (0.077 R)
• M19: 26,918,940 km (0.099 R)
• M20: 30,061,094 km (0.063 R)
• M21: 30,668,611 km (0.051 R)
• M22: 32,667,837 km (0.115 R)
• M23: 33,439,313 km (0.085 R)
• M24: 34,752,184 km (0.046 R)
• M25: 41,236,354 km (0.045 R)
• M26: 48,648,629 km (0.099 R)
• M27: 49,992,766 km (0.11 R)
• M28: 52,055,272 km (0.081 R)
• M29: 56,348,880 km (0.101 R)
• M30: 60,679,589 km (0.097 R)
• M31: 63,620,534 km (0.029 R)
• M32: 71,063,327 km (0.099 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 18,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit