🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.64 AU - 0.84 AU

Year: 245 Days

Day: 38.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.95 AU - 1.03 AU

Year: 379 Days

Day: 44.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.11 AU - 2.51 AU

Year: 1352 Days

Day: 43.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.81 AU - 2.97 AU

Year: 1892 Days

Day: 20.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.56 AU - 4.16 AU

Year: 2920 Days

Day: 38.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,625,818 km

• M1: 1,625,530 km (0.114 R)

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476

Radius: 13.5

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.3 AU - 4.9 AU

Year: 3798 Days

Day: 11.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 91,625,818 km

• M1: 204,500 km (0.059 R)
• M2: 288,574 km (0.056 R)
• M3: 452,982 km (0.111 R)
• M4: 568,472 km (0.102 R)
• M5: 804,837 km (0.105 R)
• M6: 1,007,392 km (0.118 R)
• M7: 1,109,567 km (0.106 R)
• M8: 1,426,117 km (0.064 R)
• M9: 1,897,948 km (0.051 R)
• M10: 2,340,309 km (0.106 R)
• M11: 2,463,877 km (0.065 R)
• M12: 2,589,689 km (0.083 R)
• M13: 2,701,588 km (0.104 R)
• M14: 2,798,827 km (0.102 R)
• M15: 3,199,749 km (0.085 R)
• M16: 3,442,247 km (0.097 R)
• M17: 3,654,975 km (0.111 R)
• M18: 3,799,337 km (0.106 R)
• M19: 4,000,845 km (0.117 R)
• M20: 4,724,301 km (0.058 R)
• M21: 4,901,724 km (0.088 R)
• M22: 5,041,299 km (0.115 R)
• M23: 5,283,498 km (0.049 R)
• M24: 6,097,609 km (0.109 R)
• M25: 6,596,069 km (0.107 R)
• M26: 7,085,254 km (0.072 R)
• M27: 7,357,074 km (0.094 R)
• M28: 7,655,521 km (0.116 R)
• M29: 8,028,319 km (0.078 R)
• M30: 8,288,021 km (0.098 R)
• M31: 8,502,694 km (0.12 R)
• M32: 8,695,077 km (0.118 R)
• M33: 9,553,470 km (0.112 R)
• M34: 9,653,401 km (0.056 R)
• M35: 9,778,614 km (0.12 R)
• M36: 9,954,990 km (0.102 R)
• M37: 11,324,260 km (0.057 R)
• M38: 11,430,025 km (0.086 R)
• M39: 11,536,090 km (0.029 R)
• M40: 11,909,935 km (0.093 R)
• M41: 12,889,652 km (0.1 R)
• M42: 13,417,283 km (0.107 R)
• M43: 14,150,612 km (0.108 R)
• M44: 14,407,472 km (0.028 R)
• M45: 15,744,577 km (0.096 R)
• M46: 16,159,412 km (0.118 R)
• M47: 16,278,642 km (0.094 R)
• M48: 16,577,987 km (0.094 R)
• M49: 16,758,402 km (0.1 R)
• M50: 17,181,914 km (0.093 R)
• M51: 17,609,016 km (0.073 R)
• M52: 17,731,686 km (0.045 R)
• M53: 17,823,988 km (0.112 R)
• M54: 18,008,891 km (0.08 R)
• M55: 18,256,326 km (0.106 R)
• M56: 18,411,608 km (0.042 R)
• M57: 18,504,957 km (0.117 R)
• M58: 18,817,318 km (0.029 R)
• M59: 19,131,473 km (0.091 R)
• M60: 19,226,019 km (0.073 R)
• M61: 19,415,709 km (0.1 R)
• M62: 19,701,292 km (0.084 R)
• M63: 19,796,885 km (0.12 R)
• M64: 20,373,136 km (0.088 R)
• M65: 20,566,566 km (0.117 R)
• M66: 20,695,818 km (0.107 R)
• M67: 21,052,609 km (0.093 R)
• M68: 21,182,909 km (0.101 R)
• M69: 21,280,746 km (0.112 R)
• M70: 21,575,304 km (0.032 R)
• M71: 21,904,120 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.8

Radius: 5.4

Gravity: 25.23 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 13.95 AU - 18.79 AU

Year: 25500 Days

Day: 19.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 91,625,818 km

• M1: 145,260 km (0.114 R)
• M2: 288,275 km (0.051 R)
• M3: 407,505 km (0.116 R)
• M4: 496,067 km (0.059 R)
• M5: 883,525 km (0.096 R)
• M6: 1,121,685 km (0.117 R)
• M7: 2,217,040 km (0.036 R)
• M8: 2,498,135 km (0.118 R)
• M9: 2,580,563 km (0.047 R)
• M10: 2,876,019 km (0.106 R)
• M11: 3,182,396 km (0.099 R)
• M12: 4,016,852 km (0.114 R)
• M13: 4,508,132 km (0.102 R)
• M14: 6,315,573 km (0.026 R)
• M15: 6,428,221 km (0.032 R)
• M16: 6,598,313 km (0.081 R)
• M17: 6,885,242 km (0.091 R)
• M18: 7,709,975 km (0.057 R)
• M19: 8,012,013 km (0.037 R)
• M20: 8,256,456 km (0.076 R)
• M21: 8,752,672 km (0.028 R)
• M22: 9,067,725 km (0.113 R)
• M23: 10,967,020 km (0.08 R)
• M24: 11,238,390 km (0.082 R)
• M25: 11,374,973 km (0.081 R)
• M26: 11,926,391 km (0.093 R)
• M27: 12,486,635 km (0.088 R)
• M28: 12,557,395 km (0.061 R)
• M29: 13,055,406 km (0.054 R)
• M30: 14,218,230 km (0.087 R)
• M31: 14,737,185 km (0.1 R)
• M32: 15,717,500 km (0.03 R)
• M33: 17,030,970 km (0.072 R)
• M34: 17,345,125 km (0.084 R)
• M35: 17,661,225 km (0.055 R)
• M36: 18,138,891 km (0.095 R)
• M37: 19,843,858 km (0.105 R)
• M38: 21,008,627 km (0.059 R)
• M39: 21,429,895 km (0.079 R)
• M40: 21,514,567 km (0.083 R)
• M41: 22,538,415 km (0.061 R)
• M42: 23,753,000 km (0.075 R)
• M43: 24,368,147 km (0.113 R)
• M44: 24,988,679 km (0.036 R)
• M45: 25,793,964 km (0.087 R)
• M46: 25,974,080 km (0.118 R)
• M47: 26,607,776 km (0.114 R)
• M48: 27,890,429 km (0.056 R)
• M49: 28,353,284 km (0.108 R)
• M50: 28,912,182 km (0.076 R)
• M51: 29,192,977 km (0.067 R)
• M52: 29,663,014 km (0.102 R)
• M53: 30,420,278 km (0.103 R)
• M54: 31,183,826 km (0.04 R)
• M55: 33,807,024 km (0.093 R)
• M56: 34,697,132 km (0.114 R)
• M57: 35,695,099 km (0.097 R)
• M58: 36,601,213 km (0.099 R)
• M59: 36,905,047 km (0.081 R)
• M60: 40,614,625 km (0.065 R)
• M61: 41,877,231 km (0.099 R)
• M62: 42,513,471 km (0.037 R)
• M63: 43,795,375 km (0.115 R)
• M64: 44,117,758 km (0.071 R)
• M65: 44,656,909 km (0.063 R)
• M66: 48,602,852 km (0.102 R)
• M67: 50,504,690 km (0.088 R)
• M68: 51,634,603 km (0.096 R)
• M69: 52,887,335 km (0.101 R)
• M70: 54,958,518 km (0.041 R)
• M71: 55,538,509 km (0.08 R)
• M72: 56,470,803 km (0.062 R)
• M73: 57,056,179 km (0.035 R)
• M74: 57,761,084 km (0.065 R)
• M75: 59,179,721 km (0.105 R)
• M76: 59,298,502 km (0.039 R)
• M77: 60,609,877 km (0.057 R)
• M78: 61,449,420 km (0.073 R)
• M79: 63,382,523 km (0.078 R)
• M80: 63,504,147 km (0.119 R)
• M81: 64,845,591 km (0.099 R)
• M82: 65,213,003 km (0.061 R)
• M83: 65,458,343 km (0.071 R)
• M84: 66,689,833 km (0.116 R)
• M85: 68,177,734 km (0.118 R)
• M86: 68,426,664 km (0.045 R)
• M87: 73,470,506 km (0.059 R)
• M88: 75,778,951 km (0.064 R)
• M89: 80,335,253 km (0.089 R)
• M90: 80,861,539 km (0.094 R)
• M91: 82,845,506 km (0.1 R)
• M92: 84,043,635 km (0.05 R)
• M93: 88,213,975 km (0.076 R)
• M94: 90,255,836 km (0.074 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 15,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit