🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.53 AU - 0.65 AU

Year: 196 Days

Day: 30.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 24.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,386,983 km

• M1: 249,230 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.68 AU - 0.92 AU

Year: 310 Days

Day: 14.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.3

Radius: 4.8

Gravity: 18.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.64 AU - 13.92 AU

Year: 22174 Days

Day: 21.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 92,386,983 km

• M1: 84,224 km (0.108 R)
• M2: 270,772 km (0.078 R)
• M3: 656,735 km (0.102 R)
• M4: 906,114 km (0.09 R)
• M5: 1,003,652 km (0.085 R)
• M6: 1,262,606 km (0.066 R)
• M7: 1,541,756 km (0.063 R)
• M8: 1,901,389 km (0.106 R)
• M9: 2,694,557 km (0.077 R)
• M10: 4,251,721 km (0.115 R)
• M11: 5,356,801 km (0.11 R)
• M12: 5,534,373 km (0.101 R)
• M13: 5,668,862 km (0.094 R)
• M14: 6,032,684 km (0.071 R)
• M15: 6,217,288 km (0.118 R)
• M16: 6,357,162 km (0.085 R)
• M17: 6,545,056 km (0.04 R)
• M18: 7,168,580 km (0.034 R)
• M19: 7,512,057 km (0.117 R)
• M20: 8,626,412 km (0.112 R)
• M21: 8,782,293 km (0.084 R)
• M22: 8,939,221 km (0.042 R)
• M23: 9,149,705 km (0.117 R)
• M24: 9,522,204 km (0.039 R)
• M25: 9,629,465 km (0.098 R)
• M26: 9,953,943 km (0.048 R)
• M27: 10,172,057 km (0.078 R)
• M28: 10,226,959 km (0.108 R)
• M29: 10,780,471 km (0.119 R)
• M30: 10,836,271 km (0.094 R)
• M31: 11,686,137 km (0.094 R)
• M32: 12,733,920 km (0.12 R)
• M33: 13,509,137 km (0.031 R)
• M34: 14,917,750 km (0.111 R)
• M35: 15,167,429 km (0.071 R)
• M36: 15,481,435 km (0.106 R)
• M37: 17,018,703 km (0.117 R)
• M38: 17,345,125 km (0.106 R)
• M39: 17,541,846 km (0.108 R)
• M40: 17,673,492 km (0.094 R)
• M41: 18,203,219 km (0.091 R)
• M42: 18,805,350 km (0.08 R)
• M43: 20,029,061 km (0.076 R)
• M44: 21,348,514 km (0.061 R)
• M45: 21,559,447 km (0.105 R)
• M46: 22,911,063 km (0.108 R)
• M47: 23,343,701 km (0.064 R)
• M48: 23,415,956 km (0.09 R)
• M49: 23,778,881 km (0.092 R)
• M50: 23,924,439 km (0.028 R)
• M51: 25,248,829 km (0.052 R)
• M52: 25,546,230 km (0.055 R)
• M53: 26,295,117 km (0.106 R)
• M54: 28,121,557 km (0.07 R)
• M55: 28,661,905 km (0.12 R)
• M56: 29,831,461 km (0.103 R)
• M57: 30,145,916 km (0.112 R)
• M58: 30,224,754 km (0.081 R)
• M59: 30,936,989 km (0.081 R)
• M60: 31,574,725 km (0.102 R)
• M61: 32,539,332 km (0.077 R)
• M62: 33,269,220 km (0.119 R)
• M63: 33,350,601 km (0.115 R)
• M64: 33,922,514 km (0.106 R)
• M65: 34,827,731 km (0.083 R)
• M66: 35,491,048 km (0.117 R)
• M67: 38,185,604 km (0.047 R)
• M68: 38,356,146 km (0.108 R)
• M69: 40,945,087 km (0.119 R)
• M70: 41,908,497 km (0.05 R)
• M71: 45,022,975 km (0.109 R)
• M72: 46,653,592 km (0.098 R)
• M73: 46,744,697 km (0.033 R)
• M74: 47,476,081 km (0.118 R)
• M75: 49,599,623 km (0.095 R)
• M76: 49,972,122 km (0.107 R)
• M77: 50,719,961 km (0.063 R)
• M78: 51,377,145 km (0.111 R)
• M79: 51,754,131 km (0.113 R)
• M80: 52,700,338 km (0.039 R)
• M81: 53,175,461 km (0.06 R)
• M82: 57,809,554 km (0.112 R)
• M83: 58,496,059 km (0.097 R)
• M84: 59,086,671 km (0.119 R)
• M85: 60,671,212 km (0.12 R)
• M86: 63,780,753 km (0.093 R)
• M87: 64,591,723 km (0.102 R)
• M88: 66,736,358 km (0.117 R)
• M89: 67,147,603 km (0.11 R)
• M90: 68,386,123 km (0.116 R)
• M91: 68,593,167 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.7

Radius: 5.4

Gravity: 24.13 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.8 AU - 18.16 AU

Year: 26401 Days

Day: 20.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 92,386,983 km

• M1: 159,471 km (0.09 R)
• M2: 271,819 km (0.032 R)
• M3: 571,015 km (0.059 R)
• M4: 1,130,511 km (0.049 R)
• M5: 2,001,470 km (0.11 R)
• M6: 2,234,992 km (0.027 R)
• M7: 2,518,331 km (0.077 R)
• M8: 3,481,292 km (0.052 R)
• M9: 3,809,211 km (0.108 R)
• M10: 4,245,438 km (0.104 R)
• M11: 4,748,536 km (0.102 R)
• M12: 5,007,190 km (0.091 R)
• M13: 5,323,590 km (0.088 R)
• M14: 5,700,876 km (0.119 R)
• M15: 5,975,687 km (0.114 R)
• M16: 6,424,181 km (0.09 R)
• M17: 7,176,210 km (0.082 R)
• M18: 7,894,728 km (0.088 R)
• M19: 7,955,764 km (0.119 R)
• M20: 9,985,957 km (0.069 R)
• M21: 10,450,309 km (0.116 R)
• M22: 12,025,126 km (0.067 R)
• M23: 14,113,512 km (0.063 R)
• M24: 14,784,010 km (0.09 R)
• M25: 14,934,505 km (0.094 R)
• M26: 15,085,449 km (0.103 R)
• M27: 15,541,274 km (0.09 R)
• M28: 16,388,746 km (0.099 R)
• M29: 16,700,508 km (0.094 R)
• M30: 17,807,532 km (0.119 R)
• M31: 18,289,088 km (0.09 R)
• M32: 21,267,432 km (0.045 R)
• M33: 21,778,308 km (0.115 R)
• M34: 21,863,878 km (0.099 R)
• M35: 22,121,037 km (0.06 R)
• M36: 22,552,178 km (0.087 R)
• M37: 23,510,053 km (0.071 R)
• M38: 25,016,504 km (0.12 R)
• M39: 25,375,539 km (0.097 R)
• M40: 25,645,862 km (0.109 R)
• M41: 26,462,667 km (0.112 R)
• M42: 28,308,106 km (0.044 R)
• M43: 28,775,898 km (0.1 R)
• M44: 29,814,108 km (0.069 R)
• M45: 30,960,476 km (0.05 R)
• M46: 31,539,121 km (0.11 R)
• M47: 32,805,167 km (0.12 R)
• M48: 33,099,576 km (0.066 R)
• M49: 33,988,337 km (0.113 R)
• M50: 35,487,008 km (0.119 R)
• M51: 36,497,991 km (0.061 R)
• M52: 36,701,294 km (0.055 R)
• M53: 37,006,923 km (0.068 R)
• M54: 37,620,873 km (0.115 R)
• M55: 38,032,117 km (0.051 R)
• M56: 38,858,945 km (0.096 R)
• M57: 39,587,187 km (0.079 R)
• M58: 39,796,175 km (0.053 R)
• M59: 40,110,181 km (0.108 R)
• M60: 40,215,049 km (0.067 R)
• M61: 43,295,718 km (0.047 R)
• M62: 44,158,898 km (0.107 R)
• M63: 45,682,851 km (0.087 R)
• M64: 46,782,097 km (0.073 R)
• M65: 47,224,158 km (0.053 R)
• M66: 50,697,073 km (0.116 R)
• M67: 52,751,052 km (0.105 R)
• M68: 54,483,395 km (0.108 R)
• M69: 55,181,419 km (0.11 R)
• M70: 55,999,719 km (0.099 R)
• M71: 56,821,909 km (0.103 R)
• M72: 57,529,956 km (0.098 R)
• M73: 57,766,470 km (0.093 R)
• M74: 58,954,576 km (0.113 R)
• M75: 60,150,611 km (0.037 R)
• M76: 61,113,273 km (0.089 R)
• M77: 61,233,849 km (0.093 R)
• M78: 63,053,707 km (0.082 R)
• M79: 65,384,143 km (0.094 R)
• M80: 67,119,179 km (0.111 R)
• M81: 67,742,553 km (0.041 R)
• M82: 69,372,273 km (0.101 R)
• M83: 70,508,020 km (0.115 R)
• M84: 72,031,973 km (0.026 R)
• M85: 72,159,431 km (0.111 R)
• M86: 72,670,158 km (0.094 R)
• M87: 72,797,914 km (0.063 R)
• M88: 74,983,090 km (0.046 R)
• M89: 75,629,802 km (0.075 R)
• M90: 79,812,558 km (0.087 R)
• M91: 80,472,883 km (0.078 R)
• M92: 83,935,775 km (0.07 R)
• M93: 84,876,297 km (0.109 R)
• M94: 85,415,298 km (0.078 R)
• M95: 87,718,955 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 11,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit