🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.52 AU - 0.68 AU

Year: 296 Days

Day: 43.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.55 AU - 0.73 AU

Year: 326 Days

Day: 46.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.1

Radius: 13.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.89 AU - 1.23 AU

Year: 694 Days

Day: 14.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,988,283 km

• M1: 175,777 km (0.099 R)
• M2: 268,977 km (0.106 R)
• M3: 376,089 km (0.032 R)
• M4: 511,924 km (0.066 R)
• M5: 662,120 km (0.064 R)
• M6: 755,768 km (0.051 R)
• M7: 965,953 km (0.074 R)
• M8: 1,059,003 km (0.056 R)
• M9: 1,204,861 km (0.117 R)
• M10: 1,310,477 km (0.115 R)
• M11: 1,522,458 km (0.114 R)
• M12: 1,693,747 km (0.079 R)
• M13: 1,794,127 km (0.104 R)
• M14: 2,076,718 km (0.109 R)
• M15: 2,288,997 km (0.098 R)
• M16: 2,389,976 km (0.058 R)
• M17: 2,601,956 km (0.118 R)
• M18: 2,713,107 km (0.082 R)
• M19: 2,837,423 km (0.095 R)
• M20: 2,998,241 km (0.111 R)
• M21: 3,239,542 km (0.109 R)
• M22: 3,523,927 km (0.09 R)
• M23: 3,616,529 km (0.059 R)
• M24: 3,716,161 km (0.112 R)
• M25: 3,918,267 km (0.107 R)
• M26: 4,085,069 km (0.12 R)
• M27: 4,195,622 km (0.086 R)
• M28: 4,326,819 km (0.119 R)
• M29: 4,432,735 km (0.046 R)
• M30: 4,627,062 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.2

Radius: 7.3

Gravity: 17.96 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.04 AU - 10.44 AU

Year: 19327 Days

Day: 24.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 88,988,283 km

• M1: 104,419 km (0.079 R)
• M2: 228,436 km (0.103 R)
• M3: 544,087 km (0.064 R)
• M4: 857,345 km (0.069 R)
• M5: 1,019,360 km (0.085 R)
• M6: 1,281,156 km (0.101 R)
• M7: 2,005,509 km (0.043 R)
• M8: 2,333,278 km (0.096 R)
• M9: 2,756,790 km (0.098 R)
• M10: 3,245,825 km (0.082 R)
• M11: 3,414,721 km (0.071 R)
• M12: 4,119,327 km (0.09 R)
• M13: 4,535,209 km (0.033 R)
• M14: 4,964,256 km (0.109 R)
• M15: 5,159,182 km (0.092 R)
• M16: 5,208,399 km (0.042 R)
• M17: 5,657,492 km (0.119 R)
• M18: 5,810,082 km (0.102 R)
• M19: 7,187,878 km (0.103 R)
• M20: 8,486,687 km (0.066 R)
• M21: 8,544,731 km (0.094 R)
• M22: 8,837,345 km (0.118 R)
• M23: 10,660,344 km (0.063 R)
• M24: 11,743,433 km (0.118 R)
• M25: 13,331,115 km (0.067 R)
• M26: 16,195,166 km (0.043 R)
• M27: 17,068,219 km (0.085 R)
• M28: 17,436,529 km (0.078 R)
• M29: 17,956,382 km (0.054 R)
• M30: 18,105,980 km (0.119 R)
• M31: 18,783,808 km (0.106 R)
• M32: 18,859,654 km (0.112 R)
• M33: 19,777,586 km (0.082 R)
• M34: 20,319,729 km (0.105 R)
• M35: 21,418,825 km (0.098 R)
• M36: 23,265,760 km (0.085 R)
• M37: 23,510,353 km (0.101 R)
• M38: 24,167,087 km (0.043 R)
• M39: 27,625,491 km (0.071 R)
• M40: 29,809,021 km (0.113 R)
• M41: 31,956,798 km (0.117 R)
• M42: 32,138,111 km (0.076 R)
• M43: 34,061,490 km (0.101 R)
• M44: 34,246,693 km (0.044 R)
• M45: 35,177,341 km (0.053 R)
• M46: 35,364,488 km (0.118 R)
• M47: 36,116,217 km (0.064 R)
• M48: 38,306,928 km (0.046 R)
• M49: 38,982,213 km (0.074 R)
• M50: 39,272,732 km (0.091 R)
• M51: 40,540,275 km (0.118 R)
• M52: 41,228,425 km (0.105 R)
• M53: 41,623,364 km (0.081 R)
• M54: 42,019,499 km (0.118 R)
• M55: 43,115,453 km (0.071 R)
• M56: 43,817,665 km (0.083 R)
• M57: 44,321,660 km (0.091 R)
• M58: 47,179,129 km (0.088 R)
• M59: 48,317,868 km (0.119 R)
• M60: 48,838,469 km (0.054 R)
• M61: 49,990,372 km (0.025 R)
• M62: 51,045,337 km (0.11 R)
• M63: 53,177,256 km (0.066 R)
• M64: 53,930,182 km (0.087 R)
• M65: 55,882,584 km (0.09 R)
• M66: 56,100,997 km (0.087 R)
• M67: 56,977,191 km (0.093 R)
• M68: 57,527,263 km (0.104 R)
• M69: 59,744,752 km (0.058 R)
• M70: 59,967,952 km (0.054 R)
• M71: 60,415,399 km (0.116 R)
• M72: 61,426,082 km (0.089 R)
• M73: 62,216,109 km (0.088 R)
• M74: 63,578,048 km (0.101 R)
• M75: 65,524,466 km (0.065 R)
• M76: 65,985,227 km (0.077 R)
• M77: 69,710,214 km (0.105 R)
• M78: 69,945,232 km (0.065 R)
• M79: 71,716,621 km (0.106 R)
• M80: 71,953,883 km (0.066 R)
• M81: 73,263,762 km (0.096 R)
• M82: 73,622,348 km (0.06 R)
• M83: 74,101,360 km (0.094 R)
• M84: 75,544,681 km (0.088 R)
• M85: 76,511,981 km (0.066 R)
• M86: 76,754,479 km (0.09 R)
• M87: 76,997,276 km (0.081 R)
• M88: 77,361,846 km (0.087 R)
• M89: 78,092,781 km (0.086 R)
• M90: 78,336,925 km (0.076 R)
• M91: 79,315,893 km (0.058 R)
• M92: 81,039,111 km (0.12 R)
• M93: 82,401,649 km (0.083 R)
• M94: 82,525,815 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.9

Radius: 3.8

Gravity: 49.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.9 AU - 12.1 AU

Year: 24796 Days

Day: 15.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 88,988,283 km

• M1: 99,333 km (0.101 R)
• M2: 629,657 km (0.093 R)
• M3: 924,814 km (0.119 R)
• M4: 1,555,369 km (0.082 R)
• M5: 1,729,950 km (0.113 R)
• M6: 2,529,102 km (0.118 R)
• M7: 2,944,684 km (0.086 R)
• M8: 3,247,919 km (0.107 R)
• M9: 3,336,481 km (0.085 R)
• M10: 3,698,359 km (0.032 R)
• M11: 3,930,834 km (0.047 R)
• M12: 4,409,996 km (0.083 R)
• M13: 5,059,998 km (0.073 R)
• M14: 5,265,995 km (0.079 R)
• M15: 5,900,290 km (0.072 R)
• M16: 6,391,719 km (0.098 R)
• M17: 7,067,153 km (0.077 R)
• M18: 7,413,322 km (0.103 R)
• M19: 7,883,359 km (0.086 R)
• M20: 10,701,184 km (0.113 R)
• M21: 10,767,008 km (0.115 R)
• M22: 12,180,408 km (0.096 R)
• M23: 13,295,660 km (0.05 R)
• M24: 14,153,305 km (0.105 R)
• M25: 14,443,076 km (0.113 R)
• M26: 15,028,602 km (0.119 R)
• M27: 16,222,842 km (0.097 R)
• M28: 17,680,075 km (0.075 R)
• M29: 18,148,765 km (0.039 R)
• M30: 19,660,152 km (0.079 R)
• M31: 20,226,978 km (0.098 R)
• M32: 20,553,401 km (0.046 R)
• M33: 20,635,231 km (0.096 R)
• M34: 21,294,060 km (0.079 R)
• M35: 21,626,018 km (0.097 R)
• M36: 24,256,248 km (0.119 R)
• M37: 24,602,866 km (0.069 R)
• M38: 24,951,130 km (0.115 R)
• M39: 25,388,853 km (0.114 R)
• M40: 27,164,729 km (0.112 R)
• M41: 27,976,896 km (0.102 R)
• M42: 29,717,467 km (0.102 R)
• M43: 30,088,321 km (0.11 R)
• M44: 30,741,016 km (0.118 R)
• M45: 32,345,453 km (0.062 R)
• M46: 32,631,484 km (0.067 R)
• M47: 32,726,928 km (0.113 R)
• M48: 35,635,110 km (0.044 R)
• M49: 36,029,151 km (0.08 R)
• M50: 37,519,296 km (0.105 R)
• M51: 37,719,458 km (0.099 R)
• M52: 38,221,508 km (0.098 R)
• M53: 42,733,978 km (0.06 R)
• M54: 44,416,057 km (0.104 R)
• M55: 44,521,972 km (0.079 R)
• M56: 44,840,017 km (0.053 R)
• M57: 45,265,324 km (0.112 R)
• M58: 45,798,640 km (0.107 R)
• M59: 46,549,023 km (0.113 R)
• M60: 47,195,286 km (0.093 R)
• M61: 47,519,614 km (0.096 R)
• M62: 47,953,149 km (0.101 R)
• M63: 48,170,365 km (0.096 R)
• M64: 48,824,107 km (0.032 R)
• M65: 50,250,673 km (0.113 R)
• M66: 50,581,733 km (0.106 R)
• M67: 51,246,247 km (0.1 R)
• M68: 52,471,902 km (0.088 R)
• M69: 54,951,935 km (0.109 R)
• M70: 55,863,136 km (0.119 R)
• M71: 57,239,436 km (0.028 R)
• M72: 57,354,627 km (0.064 R)
• M73: 60,142,234 km (0.113 R)
• M74: 63,568,922 km (0.077 R)
• M75: 63,927,060 km (0.052 R)
• M76: 64,645,279 km (0.039 R)
• M77: 64,765,257 km (0.064 R)
• M78: 66,210,522 km (0.062 R)
• M79: 69,869,985 km (0.119 R)
• M80: 70,980,450 km (0.109 R)
• M81: 71,972,583 km (0.066 R)
• M82: 73,844,950 km (0.11 R)
• M83: 75,354,542 km (0.098 R)
• M84: 75,733,473 km (0.088 R)
• M85: 78,916,018 km (0.052 R)
• M86: 79,300,784 km (0.111 R)
• M87: 79,943,606 km (0.068 R)
• M88: 80,975,532 km (0.109 R)
• M89: 83,183,298 km (0.119 R)
• M90: 83,444,196 km (0.1 R)
• M91: 83,967,190 km (0.109 R)
• M92: 85,147,518 km (0.094 R)
• M93: 86,465,475 km (0.104 R)
• M94: 86,862,208 km (0.038 R)
• M95: 88,322,134 km (0.062 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 17,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit