🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.53 AU - 0.63 AU

Year: 166 Days

Day: 12.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 6.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 12.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.2

Radius: 7.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 10.39 AU - 14.17 AU

Year: 16212 Days

Day: 15.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 105,159,089 km

• M1: 283,039 km (0.03 R)
• M2: 412,741 km (0.072 R)
• M3: 1,102,536 km (0.094 R)
• M4: 1,154,297 km (0.1 R)
• M5: 1,398,142 km (0.102 R)
• M6: 1,511,836 km (0.079 R)
• M7: 2,356,765 km (0.117 R)
• M8: 2,458,491 km (0.118 R)
• M9: 2,970,415 km (0.09 R)
• M10: 3,098,920 km (0.098 R)
• M11: 3,788,716 km (0.119 R)
• M12: 4,865,372 km (0.104 R)
• M13: 5,526,893 km (0.079 R)
• M14: 5,594,512 km (0.078 R)
• M15: 6,006,654 km (0.101 R)
• M16: 7,005,967 km (0.096 R)
• M17: 7,128,339 km (0.067 R)
• M18: 7,852,243 km (0.107 R)
• M19: 8,756,711 km (0.116 R)
• M20: 9,021,200 km (0.101 R)
• M21: 9,261,455 km (0.086 R)
• M22: 9,395,793 km (0.081 R)
• M23: 10,160,388 km (0.07 R)
• M24: 10,271,240 km (0.059 R)
• M25: 10,690,563 km (0.045 R)
• M26: 11,430,624 km (0.053 R)
• M27: 11,865,056 km (0.116 R)
• M28: 13,534,269 km (0.073 R)
• M29: 13,656,191 km (0.084 R)
• M30: 14,551,834 km (0.12 R)
• M31: 15,307,303 km (0.08 R)
• M32: 16,269,516 km (0.07 R)
• M33: 16,529,518 km (0.072 R)
• M34: 17,284,388 km (0.088 R)
• M35: 19,512,050 km (0.08 R)
• M36: 20,976,165 km (0.048 R)
• M37: 23,201,283 km (0.067 R)
• M38: 24,676,169 km (0.072 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.4

Radius: 6.6

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 15.87 AU - 22.09 AU

Year: 31151 Days

Day: 20.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 105,159,089 km

• M1: 157,227 km (0.074 R)
• M2: 628,012 km (0.108 R)
• M3: 1,019,061 km (0.114 R)
• M4: 1,118,693 km (0.086 R)
• M5: 1,549,834 km (0.09 R)
• M6: 1,704,219 km (0.064 R)
• M7: 1,783,356 km (0.073 R)
• M8: 1,945,371 km (0.119 R)
• M9: 2,640,253 km (0.035 R)
• M10: 2,825,156 km (0.046 R)
• M11: 3,014,247 km (0.046 R)
• M12: 3,062,119 km (0.115 R)
• M13: 3,454,813 km (0.094 R)
• M14: 4,287,325 km (0.072 R)
• M15: 5,178,779 km (0.095 R)
• M16: 5,294,119 km (0.12 R)
• M17: 6,064,847 km (0.078 R)
• M18: 6,996,992 km (0.067 R)
• M19: 7,774,601 km (0.091 R)
• M20: 10,703,877 km (0.042 R)
• M21: 10,777,330 km (0.057 R)
• M22: 10,998,884 km (0.095 R)
• M23: 11,221,935 km (0.05 R)
• M24: 12,205,690 km (0.09 R)
• M25: 13,533,222 km (0.111 R)
• M26: 13,772,130 km (0.104 R)
• M27: 14,416,448 km (0.063 R)
• M28: 16,918,173 km (0.096 R)
• M29: 17,781,502 km (0.07 R)
• M30: 18,570,631 km (0.101 R)
• M31: 20,182,997 km (0.072 R)
• M32: 20,456,013 km (0.079 R)
• M33: 21,467,743 km (0.113 R)
• M34: 22,401,533 km (0.079 R)
• M35: 22,968,060 km (0.03 R)
• M36: 27,466,169 km (0.083 R)
• M37: 28,275,494 km (0.11 R)
• M38: 28,683,148 km (0.058 R)
• M39: 28,785,323 km (0.114 R)
• M40: 31,064,297 km (0.098 R)
• M41: 31,169,315 km (0.104 R)
• M42: 31,801,515 km (0.089 R)
• M43: 32,438,054 km (0.096 R)
• M44: 37,679,066 km (0.047 R)
• M45: 38,465,053 km (0.107 R)
• M46: 40,625,546 km (0.115 R)
• M47: 41,431,429 km (0.107 R)
• M48: 41,547,069 km (0.06 R)
• M49: 41,662,708 km (0.074 R)
• M50: 42,010,373 km (0.119 R)
• M51: 43,059,054 km (0.097 R)
• M52: 47,701,675 km (0.034 R)
• M53: 49,039,528 km (0.113 R)
• M54: 49,406,642 km (0.067 R)
• M55: 50,020,292 km (0.114 R)
• M56: 50,636,635 km (0.074 R)
• M57: 55,911,606 km (0.065 R)
• M58: 56,295,025 km (0.117 R)
• M59: 56,422,931 km (0.106 R)
• M60: 57,450,369 km (0.083 R)
• M61: 58,225,137 km (0.102 R)
• M62: 59,133,196 km (0.114 R)
• M63: 60,176,791 km (0.095 R)
• M64: 61,358,165 km (0.114 R)
• M65: 61,621,757 km (0.036 R)
• M66: 62,812,406 km (0.106 R)
• M67: 63,610,361 km (0.101 R)
• M68: 65,216,294 km (0.116 R)
• M69: 65,619,909 km (0.109 R)
• M70: 65,889,485 km (0.109 R)
• M71: 68,195,087 km (0.057 R)
• M72: 69,289,246 km (0.077 R)
• M73: 69,838,569 km (0.076 R)
• M74: 69,976,050 km (0.056 R)
• M75: 70,803,326 km (0.047 R)
• M76: 71,772,421 km (0.113 R)
• M77: 72,745,854 km (0.108 R)
• M78: 72,885,279 km (0.089 R)
• M79: 78,391,827 km (0.102 R)
• M80: 79,825,125 km (0.078 R)
• M81: 80,689,202 km (0.056 R)
• M82: 82,136,412 km (0.07 R)
• M83: 86,972,462 km (0.038 R)
• M84: 90,097,562 km (0.05 R)
• M85: 90,547,103 km (0.109 R)
• M86: 91,147,439 km (0.073 R)
• M87: 91,749,272 km (0.114 R)
• M88: 93,410,855 km (0.111 R)
• M89: 94,777,731 km (0.108 R)
• M90: 95,387,342 km (0.067 R)
• M91: 96,304,228 km (0.089 R)
• M92: 96,610,604 km (0.08 R)
• M93: 97,685,016 km (0.048 R)
• M94: 98,146,825 km (0.116 R)
• M95: 99,691,123 km (0.113 R)
• M96: 102,178,637 km (0.048 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 11,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit