🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.34 AU - 1.92 AU

Year: 742 Days

Day: 21.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.28 AU - 2.08 AU

Year: 776 Days

Day: 35.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,680,921 km

• M1: 682,166 km (0.082 R)
• M2: 1,295,966 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.88 AU - 2.26 AU

Year: 1062 Days

Day: 34.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.21 AU - 2.75 AU

Year: 1392 Days

Day: 12.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.69 AU - 3.11 AU

Year: 1760 Days

Day: 33.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.7

Radius: 8.5

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.5 AU - 6.1 AU

Year: 4979 Days

Day: 13 Hours

Environment

Temp: -146 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,680,921 km

• M1: 167,250 km (0.094 R)
• M2: 319,990 km (0.101 R)
• M3: 468,092 km (0.077 R)
• M4: 832,961 km (0.086 R)
• M5: 1,219,522 km (0.114 R)
• M6: 1,301,202 km (0.093 R)
• M7: 1,356,853 km (0.074 R)
• M8: 1,862,045 km (0.03 R)
• M9: 2,560,368 km (0.085 R)
• M10: 2,678,101 km (0.063 R)
• M11: 2,931,520 km (0.097 R)
• M12: 3,565,665 km (0.062 R)
• M13: 3,657,818 km (0.094 R)
• M14: 3,925,448 km (0.04 R)
• M15: 4,144,160 km (0.099 R)
• M16: 4,255,012 km (0.11 R)
• M17: 4,451,584 km (0.093 R)
• M18: 6,049,139 km (0.117 R)
• M19: 6,286,252 km (0.117 R)
• M20: 7,617,972 km (0.115 R)
• M21: 8,641,222 km (0.068 R)
• M22: 8,765,388 km (0.106 R)
• M23: 10,396,454 km (0.114 R)
• M24: 10,623,394 km (0.104 R)
• M25: 11,489,266 km (0.084 R)
• M26: 11,665,044 km (0.111 R)
• M27: 12,257,750 km (0.091 R)
• M28: 12,638,327 km (0.079 R)
• M29: 12,880,526 km (0.108 R)
• M30: 13,165,211 km (0.051 R)
• M31: 13,390,356 km (0.107 R)
• M32: 13,451,990 km (0.116 R)
• M33: 13,657,986 km (0.047 R)
• M34: 13,720,070 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 10.3

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 9.56 AU - 12 AU

Year: 12616 Days

Day: 6 Hours

Environment

Temp: -172 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 80,680,921 km

• M1: 135,536 km (0.052 R)
• M2: 274,512 km (0.103 R)
• M3: 347,665 km (0.084 R)
• M4: 520,900 km (0.067 R)
• M5: 849,716 km (0.09 R)
• M6: 1,254,079 km (0.07 R)
• M7: 1,453,792 km (0.082 R)
• M8: 1,697,487 km (0.044 R)
• M9: 2,114,716 km (0.054 R)
• M10: 2,335,372 km (0.071 R)
• M11: 2,429,619 km (0.103 R)
• M12: 2,525,062 km (0.057 R)
• M13: 2,779,229 km (0.099 R)
• M14: 2,859,264 km (0.101 R)
• M15: 3,186,734 km (0.119 R)
• M16: 3,419,059 km (0.109 R)
• M17: 3,613,237 km (0.118 R)
• M18: 3,678,761 km (0.086 R)
• M19: 3,744,734 km (0.092 R)
• M20: 3,855,586 km (0.098 R)
• M21: 4,057,842 km (0.115 R)
• M22: 4,263,539 km (0.096 R)
• M23: 4,496,314 km (0.091 R)
• M24: 4,733,277 km (0.088 R)
• M25: 4,853,254 km (0.12 R)
• M26: 5,368,469 km (0.105 R)
• M27: 5,443,567 km (0.111 R)
• M28: 5,619,943 km (0.113 R)
• M29: 6,186,919 km (0.074 R)
• M30: 6,450,810 km (0.091 R)
• M31: 7,598,674 km (0.036 R)
• M32: 7,767,869 km (0.076 R)
• M33: 8,196,168 km (0.108 R)
• M34: 8,282,785 km (0.082 R)
• M35: 8,838,392 km (0.027 R)
• M36: 9,678,982 km (0.087 R)
• M37: 9,801,204 km (0.049 R)
• M38: 10,357,409 km (0.096 R)
• M39: 10,576,569 km (0.084 R)
• M40: 10,670,816 km (0.059 R)
• M41: 10,797,077 km (0.098 R)
• M42: 11,339,219 km (0.097 R)
• M43: 12,483,344 km (0.085 R)
• M44: 13,052,265 km (0.082 R)
• M45: 13,288,928 km (0.078 R)
• M46: 14,111,418 km (0.03 R)
• M47: 14,844,447 km (0.119 R)
• M48: 15,482,632 km (0.081 R)
• M49: 15,769,261 km (0.043 R)
• M50: 16,529,817 km (0.028 R)
• M51: 16,639,472 km (0.113 R)
• M52: 16,932,983 km (0.083 R)
• M53: 17,080,337 km (0.094 R)
• M54: 18,124,231 km (0.103 R)
• M55: 18,464,117 km (0.09 R)
• M56: 18,806,098 km (0.109 R)
• M57: 19,342,257 km (0.079 R)
• M58: 19,844,606 km (0.078 R)
• M59: 20,077,979 km (0.103 R)
• M60: 20,704,645 km (0.075 R)
• M61: 21,816,755 km (0.106 R)
• M62: 22,017,366 km (0.093 R)
• M63: 22,744,711 km (0.104 R)
• M64: 22,948,164 km (0.083 R)
• M65: 23,521,124 km (0.104 R)
• M66: 23,768,110 km (0.111 R)
• M67: 23,850,538 km (0.037 R)
• M68: 24,639,218 km (0.083 R)
• M69: 24,806,319 km (0.055 R)
• M70: 25,478,612 km (0.068 R)
• M71: 26,370,065 km (0.058 R)
• M72: 26,540,906 km (0.078 R)
• M73: 26,798,065 km (0.118 R)
• M74: 26,927,018 km (0.072 R)
• M75: 27,099,056 km (0.119 R)
• M76: 28,270,706 km (0.074 R)
• M77: 28,664,897 km (0.081 R)
• M78: 28,884,806 km (0.056 R)
• M79: 29,458,813 km (0.106 R)
• M80: 29,636,236 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.8

Radius: 7.2

Gravity: 14.35 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 14.94 AU - 15.3 AU

Year: 20957 Days

Day: 19.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 80,680,921 km

• M1: 136,732 km (0.093 R)
• M2: 237,561 km (0.063 R)
• M3: 508,334 km (0.093 R)
• M4: 594,801 km (0.117 R)
• M5: 663,167 km (0.099 R)
• M6: 1,244,505 km (0.096 R)
• M7: 1,394,402 km (0.083 R)
• M8: 1,487,152 km (0.104 R)
• M9: 1,981,873 km (0.106 R)
• M10: 2,486,765 km (0.054 R)
• M11: 2,599,861 km (0.066 R)
• M12: 2,753,648 km (0.112 R)
• M13: 2,949,920 km (0.026 R)
• M14: 3,069,898 km (0.072 R)
• M15: 3,651,235 km (0.092 R)
• M16: 3,954,470 km (0.081 R)
• M17: 4,356,440 km (0.11 R)
• M18: 4,493,322 km (0.071 R)
• M19: 4,912,644 km (0.107 R)
• M20: 4,960,067 km (0.091 R)
• M21: 5,102,933 km (0.108 R)
• M22: 5,344,384 km (0.096 R)
• M23: 5,788,390 km (0.068 R)
• M24: 5,989,450 km (0.111 R)
• M25: 6,816,876 km (0.076 R)
• M26: 7,243,828 km (0.029 R)
• M27: 7,956,213 km (0.101 R)
• M28: 9,095,251 km (0.097 R)
• M29: 9,565,138 km (0.114 R)
• M30: 11,459,047 km (0.054 R)
• M31: 12,416,025 km (0.074 R)
• M32: 14,269,692 km (0.119 R)
• M33: 14,337,610 km (0.082 R)
• M34: 14,883,791 km (0.076 R)
• M35: 15,926,189 km (0.093 R)
• M36: 16,278,941 km (0.081 R)
• M37: 16,848,610 km (0.101 R)
• M38: 17,861,238 km (0.071 R)
• M39: 18,522,610 km (0.11 R)
• M40: 18,967,963 km (0.067 R)
• M41: 19,042,463 km (0.049 R)
• M42: 20,248,820 km (0.03 R)
• M43: 20,401,260 km (0.114 R)
• M44: 21,713,233 km (0.079 R)
• M45: 22,339,899 km (0.096 R)
• M46: 22,655,550 km (0.079 R)
• M47: 22,734,688 km (0.05 R)
• M48: 26,723,116 km (0.115 R)
• M49: 27,563,258 km (0.083 R)
• M50: 28,754,057 km (0.08 R)
• M51: 28,925,496 km (0.118 R)
• M52: 29,614,843 km (0.101 R)
• M53: 30,484,007 km (0.085 R)
• M54: 32,158,456 km (0.118 R)
• M55: 33,231,372 km (0.073 R)
• M56: 33,501,396 km (0.049 R)
• M57: 36,149,278 km (0.054 R)
• M58: 36,705,483 km (0.083 R)
• M59: 38,391,002 km (0.052 R)
• M60: 38,485,249 km (0.112 R)
• M61: 39,433,251 km (0.089 R)
• M62: 39,528,545 km (0.104 R)
• M63: 41,352,292 km (0.084 R)
• M64: 41,739,751 km (0.106 R)
• M65: 43,990,899 km (0.091 R)
• M66: 45,081,318 km (0.115 R)
• M67: 45,280,583 km (0.072 R)
• M68: 45,380,215 km (0.106 R)
• M69: 46,683,362 km (0.092 R)
• M70: 48,100,353 km (0.083 R)
• M71: 49,326,008 km (0.104 R)
• M72: 49,839,877 km (0.102 R)
• M73: 49,942,800 km (0.054 R)
• M74: 51,183,864 km (0.051 R)
• M75: 51,495,776 km (0.063 R)
• M76: 53,801,977 km (0.072 R)
• M77: 54,013,358 km (0.112 R)
• M78: 57,000,828 km (0.052 R)
• M79: 59,932,049 km (0.058 R)
• M80: 60,589,980 km (0.084 R)
• M81: 60,699,934 km (0.12 R)
• M82: 61,140,201 km (0.068 R)
• M83: 61,913,173 km (0.073 R)
• M84: 63,692,191 km (0.069 R)
• M85: 64,925,027 km (0.103 R)
• M86: 67,984,304 km (0.067 R)
• M87: 69,244,067 km (0.084 R)
• M88: 70,742,739 km (0.066 R)
• M89: 75,184,599 km (0.077 R)
• M90: 76,843,639 km (0.12 R)
• M91: 77,200,729 km (0.109 R)
• M92: 77,797,176 km (0.119 R)
• M93: 78,036,084 km (0.081 R)
• M94: 79,114,535 km (0.054 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 15,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit