🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.52 AU - 0.72 AU

Year: 315 Days

Day: 42.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,352,373 km

• M1: 218,114 km (0.116 R)
• M2: 502,350 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.9

Radius: 10.6

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.63 AU - 0.81 AU

Year: 394 Days

Day: 11.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,352,373 km

• M1: 131,796 km (0.104 R)
• M2: 501,302 km (0.09 R)
• M3: 868,864 km (0.106 R)
• M4: 1,256,323 km (0.079 R)
• M5: 1,844,841 km (0.101 R)
• M6: 2,266,408 km (0.112 R)
• M7: 2,710,863 km (0.094 R)
• M8: 3,474,560 km (0.088 R)
• M9: 4,192,331 km (0.054 R)
• M10: 4,638,731 km (0.111 R)
• M11: 5,021,851 km (0.086 R)
• M12: 5,359,942 km (0.116 R)
• M13: 5,747,700 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475

Radius: 13.6

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.64 AU - 0.84 AU

Year: 411 Days

Day: 9.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,352,373 km

• M1: 169,494 km (0.105 R)
• M2: 726,298 km (0.106 R)
• M3: 1,541,606 km (0.112 R)
• M4: 2,793,591 km (0.083 R)
• M5: 4,907,857 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.1

Radius: 11.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.69 AU - 0.97 AU

Year: 488 Days

Day: 11.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,352,373 km

• M1: 146,008 km (0.079 R)
• M2: 560,543 km (0.073 R)
• M3: 984,055 km (0.083 R)
• M4: 1,449,603 km (0.088 R)
• M5: 2,334,475 km (0.085 R)
• M6: 2,789,851 km (0.057 R)
• M7: 3,373,282 km (0.12 R)
• M8: 3,856,633 km (0.072 R)
• M9: 4,317,245 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.5

Radius: 9.8

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.74 AU - 0.94 AU

Year: 497 Days

Day: 6.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 144.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,352,373 km

• M1: 121,922 km (0.066 R)
• M2: 430,692 km (0.099 R)
• M3: 947,104 km (0.077 R)
• M4: 2,094,969 km (0.102 R)
• M5: 2,880,208 km (0.068 R)
• M6: 3,595,585 km (0.099 R)
• M7: 4,468,339 km (0.077 R)
• M8: 4,885,268 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.6

Radius: 14.9

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.65 AU - 1.07 AU

Year: 515 Days

Day: 10.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,352,373 km

• M1: 185,352 km (0.097 R)
• M2: 763,697 km (0.115 R)
• M3: 1,345,633 km (0.102 R)
• M4: 2,122,794 km (0.025 R)
• M5: 3,763,733 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.9

Radius: 13.4

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.84 AU - 1.12 AU

Year: 626 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,352,373 km

• M1: 167,101 km (0.081 R)
• M2: 678,875 km (0.085 R)
• M3: 1,159,533 km (0.057 R)
• M4: 2,243,070 km (0.041 R)
• M5: 2,695,604 km (0.066 R)
• M6: 3,247,770 km (0.104 R)
• M7: 4,141,916 km (0.049 R)
• M8: 4,915,487 km (0.087 R)
• M9: 6,274,883 km (0.09 R)
• M10: 6,751,502 km (0.065 R)
• M11: 7,707,731 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.2

Radius: 9.8

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.79 AU - 1.93 AU

Year: 1638 Days

Day: 6.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 81.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,352,373 km

• M1: 121,922 km (0.086 R)
• M2: 433,684 km (0.089 R)
• M3: 781,649 km (0.112 R)
• M4: 1,541,756 km (0.086 R)
• M5: 1,855,762 km (0.117 R)
• M6: 2,167,524 km (0.093 R)
• M7: 3,011,106 km (0.068 R)
• M8: 3,445,389 km (0.083 R)
• M9: 3,752,214 km (0.073 R)
• M10: 4,256,059 km (0.107 R)
• M11: 5,168,158 km (0.025 R)
• M12: 5,506,847 km (0.079 R)
• M13: 6,135,457 km (0.094 R)
• M14: 6,811,041 km (0.069 R)
• M15: 7,141,204 km (0.085 R)
• M16: 7,944,245 km (0.077 R)
• M17: 8,925,757 km (0.099 R)
• M18: 9,953,794 km (0.117 R)
• M19: 10,681,737 km (0.111 R)
• M20: 11,551,648 km (0.106 R)
• M21: 11,876,126 km (0.059 R)
• M22: 12,318,337 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.5

Radius: 5.5

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.49 AU - 8.45 AU

Year: 11881 Days

Day: 22.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,352,373 km

• M1: 69,713 km (0.099 R)
• M2: 285,732 km (0.056 R)
• M3: 538,253 km (0.085 R)
• M4: 738,415 km (0.112 R)
• M5: 2,479,286 km (0.094 R)
• M6: 8,553,557 km (0.073 R)
• M7: 13,014,865 km (0.04 R)
• M8: 14,810,040 km (0.081 R)
• M9: 15,269,006 km (0.11 R)
• M10: 28,178,853 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.1

Radius: 3.9

Gravity: 29.46 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 9.1 AU - 9.82 AU

Year: 18787 Days

Day: 22.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 63,352,373 km

• M1: 48,470 km (0.096 R)
• M2: 178,171 km (0.086 R)
• M3: 562,638 km (0.06 R)
• M4: 704,307 km (0.102 R)
• M5: 1,187,059 km (0.093 R)
• M6: 1,379,442 km (0.117 R)
• M7: 1,529,339 km (0.07 R)
• M8: 1,723,816 km (0.096 R)
• M9: 2,762,624 km (0.111 R)
• M10: 7,270,457 km (0.072 R)
• M11: 7,541,827 km (0.062 R)
• M12: 8,249,724 km (0.045 R)
• M13: 8,445,847 km (0.045 R)
• M14: 9,526,392 km (0.078 R)
• M15: 9,687,958 km (0.103 R)
• M16: 10,929,172 km (0.103 R)
• M17: 11,345,353 km (0.066 R)
• M18: 12,722,102 km (0.116 R)
• M19: 13,115,993 km (0.115 R)
• M20: 14,701,731 km (0.077 R)
• M21: 15,282,021 km (0.045 R)
• M22: 19,087,940 km (0.118 R)
• M23: 20,484,885 km (0.118 R)
• M24: 21,668,803 km (0.09 R)
• M25: 26,119,040 km (0.079 R)
• M26: 34,697,431 km (0.106 R)
• M27: 36,375,769 km (0.088 R)
• M28: 38,107,514 km (0.114 R)
• M29: 38,378,735 km (0.093 R)
• M30: 39,615,162 km (0.101 R)
• M31: 42,167,002 km (0.1 R)
• M32: 43,041,402 km (0.113 R)
• M33: 45,432,125 km (0.081 R)
• M34: 50,803,287 km (0.071 R)
• M35: 53,471,216 km (0.105 R)
• M36: 55,358,542 km (0.029 R)
• M37: 55,532,226 km (0.115 R)
• M38: 58,541,985 km (0.089 R)
• M39: 60,178,436 km (0.033 R)
• M40: 62,032,253 km (0.061 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 13,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit