🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.27 AU - 1.43 AU

Year: 567 Days

Day: 15.3 Hours

Environment

Temp: -7 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.44 AU - 2.02 AU

Year: 823 Days

Day: 19 Hours

Environment

Temp: -39 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,349,127 km

• M1: 1,489,995 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.72 AU - 1.79 AU

Year: 837 Days

Day: 32.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,349,127 km

• M1: 104,120 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.36 AU - 5.12 AU

Year: 3157 Days

Day: 41.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.5

Radius: 3.9

Gravity: 58.15 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 15.34 AU - 15.5 AU

Year: 21899 Days

Day: 20.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 49,349,127 km

• M1: 89,460 km (0.073 R)
• M2: 150,047 km (0.085 R)
• M3: 482,902 km (0.087 R)
• M4: 778,807 km (0.038 R)
• M5: 1,061,696 km (0.046 R)
• M6: 1,373,907 km (0.114 R)
• M7: 1,783,655 km (0.041 R)
• M8: 2,076,568 km (0.107 R)
• M9: 2,190,262 km (0.1 R)
• M10: 2,344,947 km (0.068 R)
• M11: 2,624,395 km (0.085 R)
• M12: 2,665,236 km (0.084 R)
• M13: 4,509,329 km (0.083 R)
• M14: 6,160,291 km (0.116 R)
• M15: 7,740,493 km (0.103 R)
• M16: 8,757,310 km (0.088 R)
• M17: 9,064,434 km (0.113 R)
• M18: 9,942,574 km (0.109 R)
• M19: 10,070,181 km (0.036 R)
• M20: 13,929,357 km (0.11 R)
• M21: 16,725,341 km (0.107 R)
• M22: 17,412,145 km (0.096 R)
• M23: 17,720,317 km (0.104 R)
• M24: 17,797,659 km (0.071 R)
• M25: 17,875,150 km (0.062 R)
• M26: 18,264,105 km (0.106 R)
• M27: 18,342,195 km (0.114 R)
• M28: 19,129,529 km (0.115 R)
• M29: 19,927,783 km (0.068 R)
• M30: 20,900,019 km (0.099 R)
• M31: 21,722,060 km (0.083 R)
• M32: 22,387,172 km (0.075 R)
• M33: 22,470,797 km (0.034 R)
• M34: 23,143,389 km (0.103 R)
• M35: 27,137,203 km (0.092 R)
• M36: 27,853,179 km (0.068 R)
• M37: 30,871,615 km (0.102 R)
• M38: 32,371,932 km (0.097 R)
• M39: 32,940,703 km (0.056 R)
• M40: 33,704,101 km (0.073 R)
• M41: 34,087,969 km (0.094 R)
• M42: 36,421,546 km (0.077 R)
• M43: 37,607,708 km (0.063 R)
• M44: 39,007,196 km (0.058 R)
• M45: 39,208,555 km (0.12 R)
• M46: 40,220,435 km (0.119 R)
• M47: 41,138,517 km (0.059 R)
• M48: 41,548,714 km (0.05 R)
• M49: 41,857,185 km (0.09 R)
• M50: 42,063,331 km (0.07 R)
• M51: 42,166,553 km (0.114 R)
• M52: 43,724,466 km (0.086 R)
• M53: 44,247,909 km (0.117 R)
• M54: 44,562,962 km (0.085 R)
• M55: 45,301,078 km (0.108 R)
• M56: 46,149,597 km (0.12 R)
• M57: 47,862,193 km (0.086 R)
• M58: 48,726,270 km (0.117 R)
• M59: 48,943,187 km (0.092 R)
• M60: 49,269,012 km (0.079 R)
• M61: 50,250,822 km (0.117 R)
• M62: 52,789,199 km (0.112 R)
• M63: 53,011,801 km (0.12 R)
• M64: 54,691,934 km (0.065 R)
• M65: 54,917,229 km (0.066 R)
• M66: 55,595,057 km (0.087 R)
• M67: 55,935,093 km (0.087 R)
• M68: 56,275,727 km (0.084 R)
• M69: 56,617,109 km (0.118 R)
• M70: 57,301,819 km (0.096 R)
• M71: 59,372,553 km (0.109 R)
• M72: 59,488,192 km (0.12 R)
• M73: 60,068,183 km (0.053 R)
• M74: 61,701,791 km (0.056 R)
• M75: 61,819,076 km (0.084 R)
• M76: 63,350,061 km (0.106 R)
• M77: 63,468,393 km (0.105 R)
• M78: 64,060,800 km (0.076 R)
• M79: 66,209,026 km (0.067 R)
• M80: 68,017,215 km (0.12 R)
• M81: 68,259,564 km (0.12 R)
• M82: 68,623,535 km (0.076 R)
• M83: 68,988,255 km (0.104 R)
• M84: 69,353,423 km (0.088 R)
• M85: 70,821,128 km (0.105 R)
• M86: 74,409,831 km (0.091 R)
• M87: 74,659,510 km (0.11 R)
• M88: 76,037,755 km (0.077 R)
• M89: 77,930,617 km (0.071 R)
• M90: 78,692,070 km (0.103 R)
• M91: 79,711,131 km (0.077 R)
• M92: 80,350,363 km (0.109 R)
• M93: 80,991,240 km (0.106 R)
• M94: 85,002,258 km (0.119 R)
• M95: 86,441,090 km (0.114 R)
• M96: 86,966,329 km (0.11 R)
• M97: 87,492,464 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.2

Radius: 3.8

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 16.72 AU - 17.1 AU

Year: 25148 Days

Day: 16.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 49,349,127 km

• M1: 329,415 km (0.117 R)
• M2: 356,342 km (0.046 R)
• M3: 549,623 km (0.118 R)
• M4: 808,427 km (0.088 R)
• M5: 1,334,263 km (0.033 R)
• M6: 1,772,884 km (0.089 R)
• M7: 2,384,889 km (0.084 R)
• M8: 2,574,729 km (0.117 R)
• M9: 2,713,257 km (0.079 R)
• M10: 3,502,984 km (0.104 R)
• M11: 3,749,671 km (0.107 R)
• M12: 3,812,352 km (0.075 R)
• M13: 4,292,561 km (0.109 R)
• M14: 4,893,795 km (0.083 R)
• M15: 5,450,000 km (0.112 R)
• M16: 5,735,582 km (0.103 R)
• M17: 5,989,450 km (0.111 R)
• M18: 6,136,205 km (0.066 R)
• M19: 8,805,031 km (0.064 R)
• M20: 9,778,315 km (0.111 R)
• M21: 11,188,275 km (0.066 R)
• M22: 11,550,601 km (0.094 R)
• M23: 13,180,320 km (0.081 R)
• M24: 14,682,582 km (0.075 R)
• M25: 15,079,017 km (0.065 R)
• M26: 15,178,649 km (0.111 R)
• M27: 15,579,571 km (0.1 R)
• M28: 15,680,250 km (0.076 R)
• M29: 17,165,308 km (0.104 R)
• M30: 17,845,380 km (0.098 R)
• M31: 17,950,847 km (0.039 R)
• M32: 23,420,444 km (0.119 R)
• M33: 24,524,626 km (0.077 R)
• M34: 24,876,780 km (0.055 R)
• M35: 26,242,309 km (0.09 R)
• M36: 26,362,137 km (0.076 R)
• M37: 26,482,264 km (0.114 R)
• M38: 27,206,467 km (0.107 R)
• M39: 27,571,037 km (0.092 R)
• M40: 28,612,687 km (0.052 R)
• M41: 29,417,823 km (0.095 R)
• M42: 34,468,397 km (0.11 R)
• M43: 34,928,709 km (0.057 R)
• M44: 36,388,336 km (0.1 R)
• M45: 37,193,023 km (0.083 R)
• M46: 37,394,980 km (0.113 R)
• M47: 38,274,914 km (0.054 R)
• M48: 38,410,749 km (0.029 R)
• M49: 39,504,310 km (0.034 R)
• M50: 40,677,307 km (0.07 R)
• M51: 40,954,960 km (0.068 R)
• M52: 41,512,063 km (0.115 R)
• M53: 41,721,649 km (0.102 R)
• M54: 42,422,815 km (0.115 R)
• M55: 42,493,275 km (0.085 R)
• M56: 42,563,586 km (0.11 R)
• M57: 43,198,629 km (0.105 R)
• M58: 43,269,389 km (0.116 R)
• M59: 43,481,967 km (0.103 R)
• M60: 43,694,845 km (0.083 R)
• M61: 45,554,048 km (0.079 R)
• M62: 46,276,007 km (0.08 R)
• M63: 46,565,778 km (0.064 R)
• M64: 48,024,058 km (0.066 R)
• M65: 48,611,379 km (0.075 R)
• M66: 49,275,145 km (0.098 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 15,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit