🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.4 AU - 0.62 AU

Year: 239 Days

Day: 31.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.53 AU - 0.55 AU

Year: 260 Days

Day: 22.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.56 AU - 0.78 AU

Year: 360 Days

Day: 45.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.2

Radius: 13.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.9 AU - 2.24 AU

Year: 1954 Days

Day: 6.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,782,783 km

• M1: 173,683 km (0.096 R)
• M2: 610,808 km (0.12 R)
• M3: 1,451,847 km (0.077 R)
• M4: 1,897,948 km (0.077 R)
• M5: 2,877,665 km (0.114 R)
• M6: 4,074,747 km (0.11 R)
• M7: 4,659,375 km (0.078 R)
• M8: 5,253,578 km (0.104 R)
• M9: 6,304,503 km (0.058 R)
• M10: 7,288,408 km (0.073 R)
• M11: 7,999,447 km (0.069 R)
• M12: 9,052,616 km (0.059 R)
• M13: 10,232,195 km (0.065 R)
• M14: 12,231,122 km (0.105 R)
• M15: 13,065,429 km (0.089 R)
• M16: 15,894,475 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.5

Radius: 9.6

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.24 AU - 3.16 AU

Year: 2910 Days

Day: 11.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,782,783 km

• M1: 125,064 km (0.113 R)
• M2: 445,951 km (0.062 R)
• M3: 876,045 km (0.067 R)
• M4: 1,246,599 km (0.071 R)
• M5: 1,797,269 km (0.107 R)
• M6: 2,503,072 km (0.114 R)
• M7: 3,199,150 km (0.092 R)
• M8: 3,664,699 km (0.049 R)
• M9: 5,062,242 km (0.09 R)
• M10: 7,093,333 km (0.115 R)
• M11: 8,040,287 km (0.06 R)
• M12: 8,416,526 km (0.082 R)
• M13: 9,685,714 km (0.096 R)
• M14: 14,576,218 km (0.092 R)
• M15: 15,759,388 km (0.074 R)
• M16: 16,250,218 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.4

Radius: 11.3

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.62 AU - 6.74 AU

Year: 8880 Days

Day: 6.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 167 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,782,783 km

• M1: 141,071 km (0.089 R)
• M2: 520,152 km (0.078 R)
• M3: 1,101,340 km (0.08 R)
• M4: 1,849,329 km (0.033 R)
• M5: 2,337,317 km (0.119 R)
• M6: 2,970,415 km (0.076 R)
• M7: 3,328,104 km (0.118 R)
• M8: 4,471,181 km (0.072 R)
• M9: 4,886,465 km (0.117 R)
• M10: 6,705,725 km (0.118 R)
• M11: 7,177,107 km (0.102 R)
• M12: 11,783,525 km (0.051 R)
• M13: 12,363,815 km (0.09 R)
• M14: 12,743,046 km (0.083 R)
• M15: 14,938,544 km (0.11 R)
• M16: 15,681,447 km (0.057 R)
• M17: 18,759,124 km (0.105 R)
• M18: 19,917,909 km (0.086 R)
• M19: 20,817,890 km (0.057 R)
• M20: 22,860,499 km (0.05 R)
• M21: 25,466,794 km (0.09 R)
• M22: 28,078,473 km (0.08 R)
• M23: 29,019,145 km (0.075 R)
• M24: 29,883,521 km (0.077 R)
• M25: 33,513,513 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.8

Radius: 7.8

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.51 AU - 7.63 AU

Year: 11047 Days

Day: 24.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,782,783 km

• M1: 97,239 km (0.098 R)
• M2: 405,410 km (0.101 R)
• M3: 683,662 km (0.079 R)
• M4: 997,519 km (0.063 R)
• M5: 1,316,760 km (0.04 R)
• M6: 2,219,284 km (0.077 R)
• M7: 2,770,553 km (0.1 R)
• M8: 3,385,250 km (0.074 R)
• M9: 4,115,587 km (0.116 R)
• M10: 5,335,258 km (0.07 R)
• M11: 7,848,353 km (0.034 R)
• M12: 8,697,321 km (0.099 R)
• M13: 9,120,085 km (0.114 R)
• M14: 10,419,192 km (0.066 R)
• M15: 12,592,700 km (0.097 R)
• M16: 15,592,885 km (0.034 R)
• M17: 16,429,137 km (0.044 R)
• M18: 16,714,420 km (0.074 R)
• M19: 17,368,313 km (0.108 R)
• M20: 18,342,943 km (0.087 R)
• M21: 19,512,200 km (0.076 R)
• M22: 22,960,730 km (0.062 R)
• M23: 25,157,126 km (0.034 R)
• M24: 27,190,759 km (0.082 R)
• M25: 29,963,107 km (0.07 R)
• M26: 35,465,915 km (0.074 R)
• M27: 36,423,790 km (0.116 R)
• M28: 38,894,250 km (0.077 R)
• M29: 39,656,600 km (0.084 R)
• M30: 41,474,214 km (0.104 R)
• M31: 46,972,086 km (0.072 R)
• M32: 48,418,847 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.8

Radius: 4

Gravity: 34.93 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.15 AU - 8.03 AU

Year: 11098 Days

Day: 17.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,782,783 km

• M1: 62,981 km (0.119 R)
• M2: 198,965 km (0.099 R)
• M3: 513,121 km (0.095 R)
• M4: 704,456 km (0.032 R)
• M5: 922,121 km (0.08 R)
• M6: 1,243,757 km (0.071 R)
• M7: 1,370,616 km (0.107 R)
• M8: 2,088,386 km (0.064 R)
• M9: 2,213,600 km (0.072 R)
• M10: 3,005,421 km (0.115 R)
• M11: 3,355,031 km (0.053 R)
• M12: 5,353,509 km (0.093 R)
• M13: 5,937,240 km (0.063 R)
• M14: 6,153,110 km (0.065 R)
• M15: 6,374,066 km (0.114 R)
• M16: 6,949,868 km (0.1 R)
• M17: 10,305,498 km (0.114 R)
• M18: 15,262,872 km (0.116 R)
• M19: 21,268,928 km (0.044 R)
• M20: 22,896,104 km (0.083 R)
• M21: 23,160,443 km (0.111 R)
• M22: 24,974,617 km (0.113 R)
• M23: 25,161,015 km (0.049 R)
• M24: 37,272,609 km (0.119 R)
• M25: 37,516,154 km (0.098 R)
• M26: 43,955,445 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.9

Radius: 5.6

Gravity: 22.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.08 AU - 7.26 AU

Year: 12595 Days

Day: 19 Hours

Environment

Temp: -234 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,782,783 km

• M1: 69,713 km (0.098 R)
• M2: 276,756 km (0.117 R)
• M3: 796,309 km (0.071 R)
• M4: 1,662,930 km (0.027 R)
• M5: 2,126,384 km (0.116 R)
• M6: 2,585,500 km (0.118 R)
• M7: 3,618,174 km (0.04 R)
• M8: 5,995,434 km (0.114 R)
• M9: 7,771,161 km (0.117 R)
• M10: 8,136,329 km (0.045 R)
• M11: 8,705,549 km (0.074 R)
• M12: 8,901,073 km (0.063 R)
• M13: 10,244,313 km (0.092 R)
• M14: 15,006,462 km (0.099 R)
• M15: 16,079,826 km (0.095 R)
• M16: 16,672,683 km (0.037 R)
• M17: 18,059,904 km (0.081 R)
• M18: 18,619,549 km (0.078 R)
• M19: 24,769,368 km (0.086 R)
• M20: 37,544,278 km (0.043 R)
• M21: 45,982,197 km (0.04 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 18,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit