🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.49 AU - 0.63 AU

Year: 146 Days

Day: 29.4 Hours

Environment

Temp: 258 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 118,838,679 km

• M1: 38,297 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.84 AU - 0.86 AU

Year: 273 Days

Day: 22.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1 AU - 1.54 AU

Year: 498 Days

Day: 24.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.74 AU - 2 AU

Year: 891 Days

Day: 26.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.6

Radius: 7.3

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 13.7 AU - 15.52 AU

Year: 19448 Days

Day: 19.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 118,838,679 km

• M1: 93,648 km (0.119 R)
• M2: 155,582 km (0.073 R)
• M3: 217,515 km (0.098 R)
• M4: 376,538 km (0.115 R)
• M5: 481,855 km (0.095 R)
• M6: 573,708 km (0.089 R)
• M7: 634,145 km (0.1 R)
• M8: 762,201 km (0.074 R)
• M9: 999,763 km (0.091 R)
• M10: 1,662,930 km (0.111 R)
• M11: 2,084,497 km (0.058 R)
• M12: 2,161,240 km (0.09 R)
• M13: 2,297,674 km (0.075 R)
• M14: 2,787,158 km (0.05 R)
• M15: 2,871,830 km (0.095 R)
• M16: 2,978,942 km (0.09 R)
• M17: 3,285,768 km (0.072 R)
• M18: 3,488,473 km (0.07 R)
• M19: 3,579,877 km (0.098 R)
• M20: 3,765,229 km (0.104 R)
• M21: 4,290,766 km (0.094 R)
• M22: 4,763,196 km (0.111 R)
• M23: 4,967,098 km (0.069 R)
• M24: 6,304,952 km (0.058 R)
• M25: 6,388,727 km (0.073 R)
• M26: 6,755,391 km (0.087 R)
• M27: 6,955,852 km (0.096 R)
• M28: 7,598,225 km (0.096 R)
• M29: 7,657,616 km (0.034 R)
• M30: 8,381,819 km (0.115 R)
• M31: 10,549,642 km (0.043 R)
• M32: 10,882,348 km (0.063 R)
• M33: 11,490,014 km (0.056 R)
• M34: 11,763,479 km (0.103 R)
• M35: 11,832,294 km (0.105 R)
• M36: 12,178,015 km (0.106 R)
• M37: 12,914,635 km (0.089 R)
• M38: 13,701,819 km (0.119 R)
• M39: 14,247,402 km (0.12 R)
• M40: 14,615,114 km (0.091 R)
• M41: 15,548,006 km (0.11 R)
• M42: 15,964,486 km (0.084 R)
• M43: 18,700,183 km (0.088 R)
• M44: 19,467,321 km (0.076 R)
• M45: 19,998,243 km (0.067 R)
• M46: 20,286,070 km (0.102 R)
• M47: 20,699,558 km (0.109 R)
• M48: 20,907,350 km (0.095 R)
• M49: 21,325,176 km (0.118 R)
• M50: 21,577,099 km (0.099 R)
• M51: 22,637,449 km (0.079 R)
• M52: 23,584,703 km (0.072 R)
• M53: 25,073,800 km (0.066 R)
• M54: 25,561,938 km (0.109 R)
• M55: 26,457,730 km (0.117 R)
• M56: 26,954,844 km (0.066 R)
• M57: 29,252,816 km (0.101 R)
• M58: 29,486,040 km (0.039 R)
• M59: 29,626,213 km (0.041 R)
• M60: 31,088,233 km (0.116 R)
• M61: 31,947,972 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 20.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.2

Radius: 7.1

Gravity: 19.5 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 20.01 AU - 21.21 AU

Year: 32584 Days

Day: 19.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 103.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 118,838,679 km

• M1: 351,555 km (0.077 R)
• M2: 529,876 km (0.106 R)
• M3: 768,035 km (0.026 R)
• M4: 1,221,915 km (0.091 R)
• M5: 1,456,036 km (0.1 R)
• M6: 1,966,015 km (0.113 R)
• M7: 2,010,895 km (0.046 R)
• M8: 2,287,651 km (0.058 R)
• M9: 2,527,456 km (0.098 R)
• M10: 3,787,369 km (0.09 R)
• M11: 4,303,033 km (0.099 R)
• M12: 4,361,676 km (0.113 R)
• M13: 4,779,951 km (0.089 R)
• M14: 5,024,693 km (0.111 R)
• M15: 5,526,445 km (0.118 R)
• M16: 5,978,529 km (0.036 R)
• M17: 6,044,203 km (0.085 R)
• M18: 6,110,026 km (0.08 R)
• M19: 6,644,988 km (0.114 R)
• M20: 7,405,095 km (0.102 R)
• M21: 7,546,315 km (0.082 R)
• M22: 8,559,093 km (0.07 R)
• M23: 9,460,869 km (0.118 R)
• M24: 9,691,100 km (0.052 R)
• M25: 10,392,564 km (0.106 R)
• M26: 10,550,689 km (0.055 R)
• M27: 12,593,598 km (0.118 R)
• M28: 13,616,398 km (0.074 R)
• M29: 14,754,389 km (0.11 R)
• M30: 14,932,111 km (0.047 R)
• M31: 15,289,800 km (0.09 R)
• M32: 16,196,213 km (0.046 R)
• M33: 16,656,077 km (0.109 R)
• M34: 17,871,410 km (0.098 R)
• M35: 19,503,523 km (0.09 R)
• M36: 19,600,911 km (0.097 R)
• M37: 19,894,422 km (0.054 R)
• M38: 21,584,430 km (0.112 R)
• M39: 24,993,915 km (0.085 R)
• M40: 25,631,650 km (0.071 R)
• M41: 27,031,587 km (0.104 R)
• M42: 27,576,572 km (0.111 R)
• M43: 29,568,468 km (0.083 R)
• M44: 30,130,058 km (0.074 R)
• M45: 30,355,652 km (0.088 R)
• M46: 32,758,044 km (0.093 R)
• M47: 33,106,158 km (0.055 R)
• M48: 33,338,933 km (0.111 R)
• M49: 33,572,305 km (0.103 R)
• M50: 34,040,696 km (0.07 R)
• M51: 35,815,974 km (0.098 R)
• M52: 39,826,244 km (0.104 R)
• M53: 40,322,012 km (0.119 R)
• M54: 40,944,488 km (0.084 R)
• M55: 42,957,627 km (0.048 R)
• M56: 43,465,961 km (0.088 R)
• M57: 43,848,482 km (0.117 R)
• M58: 47,735,035 km (0.079 R)
• M59: 50,252,917 km (0.05 R)
• M60: 53,494,553 km (0.113 R)
• M61: 55,692,894 km (0.069 R)
• M62: 58,482,146 km (0.045 R)
• M63: 59,186,602 km (0.106 R)
• M64: 60,319,357 km (0.065 R)
• M65: 61,745,474 km (0.105 R)
• M66: 63,327,023 km (0.102 R)
• M67: 63,760,707 km (0.118 R)
• M68: 64,340,399 km (0.079 R)
• M69: 65,067,444 km (0.082 R)
• M70: 65,943,639 km (0.056 R)
• M71: 66,529,763 km (0.117 R)
• M72: 67,855,201 km (0.074 R)
• M73: 68,743,662 km (0.101 R)
• M74: 68,892,063 km (0.026 R)
• M75: 69,040,614 km (0.081 R)
• M76: 72,486,601 km (0.079 R)
• M77: 73,091,575 km (0.114 R)
• M78: 73,243,117 km (0.099 R)
• M79: 73,394,660 km (0.113 R)
• M80: 73,698,194 km (0.069 R)
• M81: 76,141,576 km (0.096 R)
• M82: 82,207,620 km (0.109 R)
• M83: 84,263,843 km (0.082 R)
• M84: 84,740,761 km (0.06 R)
• M85: 84,899,933 km (0.094 R)
• M86: 87,781,936 km (0.092 R)
• M87: 92,492,324 km (0.079 R)
• M88: 92,656,134 km (0.084 R)
• M89: 94,300,364 km (0.116 R)
• M90: 98,620,003 km (0.106 R)
• M91: 99,122,652 km (0.045 R)
• M92: 99,962,045 km (0.116 R)
• M93: 106,762,465 km (0.099 R)
• M94: 116,000,134 km (0.114 R)
• M95: 117,949,095 km (0.047 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 16,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit