🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.66 AU - 1.02 AU

Year: 280 Days

Day: 47.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.94 AU - 1.26 AU

Year: 419 Days

Day: 17.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 96,582,396 km

• M1: 31,266 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.01 AU - 1.21 AU

Year: 425 Days

Day: 26.4 Hours

Environment

Temp: 27 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.5

Radius: 14.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.83 AU - 6.05 AU

Year: 4611 Days

Day: 12.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 96,582,396 km

• M1: 188,045 km (0.11 R)
• M2: 284,236 km (0.091 R)
• M3: 397,182 km (0.086 R)
• M4: 655,388 km (0.098 R)
• M5: 850,913 km (0.092 R)
• M6: 1,032,225 km (0.099 R)
• M7: 1,278,463 km (0.12 R)
• M8: 1,558,511 km (0.111 R)
• M9: 1,727,855 km (0.119 R)
• M10: 2,273,588 km (0.078 R)
• M11: 2,516,685 km (0.09 R)
• M12: 2,993,753 km (0.075 R)
• M13: 3,425,642 km (0.074 R)
• M14: 3,630,292 km (0.062 R)
• M15: 4,288,821 km (0.092 R)
• M16: 4,755,567 km (0.047 R)
• M17: 5,026,638 km (0.088 R)
• M18: 5,260,160 km (0.082 R)
• M19: 5,453,890 km (0.11 R)
• M20: 5,781,958 km (0.092 R)
• M21: 6,480,879 km (0.116 R)
• M22: 6,805,207 km (0.062 R)
• M23: 7,040,375 km (0.107 R)
• M24: 7,182,643 km (0.05 R)
• M25: 7,566,959 km (0.049 R)
• M26: 7,908,791 km (0.086 R)
• M27: 8,007,376 km (0.111 R)
• M28: 8,280,691 km (0.059 R)
• M29: 8,709,289 km (0.063 R)
• M30: 8,887,909 km (0.098 R)
• M31: 9,119,337 km (0.071 R)
• M32: 10,171,907 km (0.062 R)
• M33: 11,235,099 km (0.109 R)
• M34: 12,105,460 km (0.025 R)
• M35: 12,276,450 km (0.102 R)
• M36: 12,390,892 km (0.108 R)
• M37: 12,592,102 km (0.063 R)
• M38: 12,910,296 km (0.102 R)
• M39: 13,172,691 km (0.083 R)
• M40: 13,466,352 km (0.102 R)
• M41: 13,584,384 km (0.079 R)
• M42: 13,732,486 km (0.082 R)
• M43: 13,881,186 km (0.05 R)
• M44: 14,179,933 km (0.073 R)
• M45: 14,601,949 km (0.094 R)
• M46: 15,273,344 km (0.077 R)
• M47: 16,393,982 km (0.112 R)
• M48: 16,551,658 km (0.067 R)
• M49: 16,900,520 km (0.1 R)
• M50: 17,059,842 km (0.088 R)
• M51: 17,669,902 km (0.077 R)
• M52: 17,864,080 km (0.12 R)
• M53: 18,156,694 km (0.084 R)
• M54: 18,549,238 km (0.068 R)
• M55: 18,977,836 km (0.046 R)
• M56: 19,209,863 km (0.117 R)
• M57: 19,309,644 km (0.084 R)
• M58: 19,543,017 km (0.077 R)
• M59: 19,676,907 km (0.054 R)
• M60: 19,777,437 km (0.102 R)
• M61: 19,945,435 km (0.104 R)
• M62: 20,248,969 km (0.085 R)
• M63: 20,418,314 km (0.111 R)
• M64: 20,792,608 km (0.083 R)
• M65: 20,894,933 km (0.115 R)
• M66: 20,997,557 km (0.059 R)
• M67: 21,444,256 km (0.115 R)
• M68: 21,720,564 km (0.056 R)
• M69: 21,998,217 km (0.091 R)
• M70: 22,451,798 km (0.105 R)
• M71: 23,120,351 km (0.097 R)
• M72: 23,261,871 km (0.109 R)
• M73: 23,403,839 km (0.118 R)
• M74: 23,831,090 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.1

Radius: 6

Gravity: 19.81 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 17.2 AU - 19.04 AU

Year: 28033 Days

Day: 21.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 96,582,396 km

• M1: 143,614 km (0.054 R)
• M2: 389,553 km (0.096 R)
• M3: 1,457,682 km (0.105 R)
• M4: 1,978,133 km (0.036 R)
• M5: 2,096,614 km (0.118 R)
• M6: 2,900,404 km (0.089 R)
• M7: 3,172,372 km (0.11 R)
• M8: 3,452,420 km (0.052 R)
• M9: 3,936,818 km (0.113 R)
• M10: 4,339,685 km (0.107 R)
• M11: 4,702,908 km (0.111 R)
• M12: 5,293,371 km (0.112 R)
• M13: 5,348,273 km (0.098 R)
• M14: 7,506,223 km (0.099 R)
• M15: 8,513,016 km (0.037 R)
• M16: 8,771,372 km (0.12 R)
• M17: 9,494,977 km (0.062 R)
• M18: 9,561,698 km (0.066 R)
• M19: 9,762,757 km (0.114 R)
• M20: 11,209,518 km (0.095 R)
• M21: 12,138,072 km (0.098 R)
• M22: 12,210,477 km (0.091 R)
• M23: 13,539,206 km (0.089 R)
• M24: 14,526,851 km (0.12 R)
• M25: 14,912,963 km (0.073 R)
• M26: 16,490,772 km (0.037 R)
• M27: 17,462,559 km (0.098 R)
• M28: 17,626,369 km (0.103 R)
• M29: 18,203,518 km (0.038 R)
• M30: 19,123,096 km (0.081 R)
• M31: 19,461,337 km (0.1 R)
• M32: 19,631,130 km (0.11 R)
• M33: 20,315,241 km (0.117 R)
• M34: 21,094,197 km (0.094 R)
• M35: 22,236,676 km (0.111 R)
• M36: 22,414,099 km (0.099 R)
• M37: 23,489,259 km (0.08 R)
• M38: 24,033,048 km (0.07 R)
• M39: 24,215,258 km (0.099 R)
• M40: 25,410,694 km (0.081 R)
• M41: 27,191,956 km (0.101 R)
• M42: 27,381,945 km (0.058 R)
• M43: 28,916,520 km (0.068 R)
• M44: 29,013,310 km (0.117 R)
• M45: 29,499,204 km (0.076 R)
• M46: 30,774,825 km (0.099 R)
• M47: 33,379,623 km (0.118 R)
• M48: 33,582,927 km (0.109 R)
• M49: 33,786,679 km (0.11 R)
• M50: 34,195,231 km (0.059 R)
• M51: 34,914,348 km (0.051 R)
• M52: 37,206,337 km (0.06 R)
• M53: 38,583,535 km (0.093 R)
• M54: 39,439,235 km (0.104 R)
• M55: 41,715,217 km (0.078 R)
• M56: 45,714,566 km (0.09 R)
• M57: 46,279,597 km (0.06 R)
• M58: 46,392,992 km (0.059 R)
• M59: 46,619,783 km (0.104 R)
• M60: 47,416,691 km (0.103 R)
• M61: 49,255,099 km (0.06 R)
• M62: 50,299,442 km (0.096 R)
• M63: 52,646,183 km (0.117 R)
• M64: 52,764,515 km (0.076 R)
• M65: 53,119,810 km (0.118 R)
• M66: 53,238,441 km (0.051 R)
• M67: 55,148,357 km (0.084 R)
• M68: 56,232,643 km (0.029 R)
• M69: 56,716,742 km (0.068 R)
• M70: 59,280,999 km (0.068 R)
• M71: 60,391,464 km (0.1 R)
• M72: 61,259,879 km (0.081 R)
• M73: 64,395,002 km (0.071 R)
• M74: 67,582,035 km (0.061 R)
• M75: 70,950,530 km (0.062 R)
• M76: 71,735,620 km (0.114 R)
• M77: 76,506,146 km (0.049 R)
• M78: 79,471,625 km (0.118 R)
• M79: 79,742,995 km (0.06 R)
• M80: 80,695,485 km (0.072 R)
• M81: 81,788,746 km (0.057 R)
• M82: 82,611,834 km (0.12 R)
• M83: 83,162,055 km (0.106 R)
• M84: 85,375,206 km (0.083 R)
• M85: 86,070,686 km (0.116 R)
• M86: 87,747,828 km (0.102 R)
• M87: 92,272,266 km (0.084 R)
• M88: 94,850,436 km (0.12 R)
• M89: 95,282,474 km (0.116 R)
• M90: 96,003,985 km (0.099 R)
• M91: 96,437,669 km (0.059 R)
• M92: 96,582,330 km (0.059 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 15,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit