🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.41 AU - 0.65 AU

Year: 145 Days

Day: 43.6 Hours

Environment

Temp: 214 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,721,450 km

• M1: 28,872 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.69 AU - 1.03 AU

Year: 300 Days

Day: 44 Hours

Environment

Temp: 22 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.81 AU - 1.31 AU

Year: 411 Days

Day: 19.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 77,721,450 km

• M1: 84,373 km (0.05 R)
• M2: 280,795 km (0.111 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.4

Radius: 13.1

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.77 AU - 8.35 AU

Year: 8620 Days

Day: 7 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 77,721,450 km

• M1: 195,225 km (0.051 R)
• M2: 484,548 km (0.025 R)
• M3: 683,363 km (0.095 R)
• M4: 877,392 km (0.087 R)
• M5: 1,147,116 km (0.093 R)
• M6: 1,485,956 km (0.113 R)
• M7: 2,379,205 km (0.099 R)
• M8: 2,504,418 km (0.101 R)
• M9: 2,735,397 km (0.109 R)
• M10: 2,893,372 km (0.076 R)
• M11: 3,000,484 km (0.102 R)
• M12: 3,700,004 km (0.107 R)
• M13: 3,787,369 km (0.09 R)
• M14: 4,143,711 km (0.118 R)
• M15: 4,264,886 km (0.079 R)
• M16: 4,449,041 km (0.11 R)
• M17: 5,342,888 km (0.049 R)
• M18: 5,508,493 km (0.093 R)
• M19: 5,608,574 km (0.047 R)
• M20: 5,709,253 km (0.06 R)
• M21: 7,037,233 km (0.076 R)
• M22: 7,146,141 km (0.056 R)
• M23: 8,303,430 km (0.029 R)
• M24: 9,278,808 km (0.092 R)
• M25: 9,518,464 km (0.119 R)
• M26: 10,167,270 km (0.103 R)
• M27: 10,331,678 km (0.081 R)
• M28: 10,746,662 km (0.115 R)
• M29: 11,252,004 km (0.102 R)
• M30: 11,851,293 km (0.094 R)
• M31: 12,111,294 km (0.08 R)
• M32: 12,681,262 km (0.079 R)
• M33: 13,530,080 km (0.085 R)
• M34: 14,213,144 km (0.074 R)
• M35: 14,351,073 km (0.118 R)
• M36: 14,814,228 km (0.109 R)
• M37: 15,282,320 km (0.072 R)
• M38: 15,376,567 km (0.12 R)
• M39: 15,518,236 km (0.078 R)
• M40: 15,802,921 km (0.036 R)
• M41: 16,089,251 km (0.052 R)
• M42: 16,861,326 km (0.048 R)
• M43: 17,056,252 km (0.11 R)
• M44: 17,350,062 km (0.113 R)
• M45: 17,448,348 km (0.043 R)
• M46: 17,744,402 km (0.064 R)
• M47: 18,141,734 km (0.054 R)
• M48: 18,341,447 km (0.096 R)
• M49: 19,046,502 km (0.039 R)
• M50: 21,056,648 km (0.059 R)
• M51: 23,079,511 km (0.118 R)
• M52: 24,278,837 km (0.099 R)
• M53: 24,388,941 km (0.088 R)
• M54: 24,499,045 km (0.087 R)
• M55: 24,941,555 km (0.071 R)
• M56: 25,163,708 km (0.088 R)
• M57: 26,228,396 km (0.073 R)
• M58: 26,680,930 km (0.118 R)
• M59: 27,307,595 km (0.097 R)
• M60: 27,422,038 km (0.099 R)
• M61: 27,766,412 km (0.098 R)
• M62: 27,996,793 km (0.101 R)
• M63: 28,691,675 km (0.111 R)
• M64: 29,803,486 km (0.087 R)
• M65: 31,467,463 km (0.096 R)
• M66: 32,008,708 km (0.076 R)
• M67: 32,129,434 km (0.118 R)
• M68: 32,613,832 km (0.075 R)
• M69: 33,773,814 km (0.087 R)
• M70: 35,757,930 km (0.1 R)
• M71: 36,134,169 km (0.08 R)
• M72: 36,448,624 km (0.073 R)
• M73: 37,270,664 km (0.111 R)
• M74: 37,524,831 km (0.084 R)
• M75: 38,226,744 km (0.102 R)
• M76: 39,514,034 km (0.097 R)
• M77: 41,011,957 km (0.07 R)
• M78: 42,064,976 km (0.107 R)
• M79: 42,661,274 km (0.105 R)
• M80: 43,060,251 km (0.097 R)
• M81: 43,728,056 km (0.075 R)
• M82: 44,938,901 km (0.106 R)
• M83: 45,277,142 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.2

Radius: 8

Gravity: 12.5 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 12.81 AU - 14.59 AU

Year: 19103 Days

Day: 16.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 77,721,450 km

• M1: 119,080 km (0.115 R)
• M2: 319,092 km (0.083 R)
• M3: 1,297,762 km (0.114 R)
• M4: 2,023,012 km (0.082 R)
• M5: 2,778,332 km (0.104 R)
• M6: 3,048,057 km (0.044 R)
• M7: 3,366,550 km (0.108 R)
• M8: 3,447,932 km (0.073 R)
• M9: 3,907,048 km (0.107 R)
• M10: 4,035,552 km (0.103 R)
• M11: 4,744,945 km (0.081 R)
• M12: 5,684,869 km (0.076 R)
• M13: 5,977,931 km (0.062 R)
• M14: 6,225,964 km (0.054 R)
• M15: 6,275,930 km (0.091 R)
• M16: 6,886,588 km (0.09 R)
• M17: 9,112,156 km (0.101 R)
• M18: 9,686,013 km (0.083 R)
• M19: 10,094,715 km (0.079 R)
• M20: 10,153,656 km (0.032 R)
• M21: 10,212,598 km (0.078 R)
• M22: 10,868,734 km (0.118 R)
• M23: 10,929,172 km (0.102 R)
• M24: 11,661,752 km (0.065 R)
• M25: 12,347,359 km (0.058 R)
• M26: 12,599,881 km (0.111 R)
• M27: 12,917,926 km (0.078 R)
• M28: 14,282,558 km (0.056 R)
• M29: 15,352,631 km (0.087 R)
• M30: 15,965,833 km (0.102 R)
• M31: 16,310,057 km (0.045 R)
• M32: 17,005,688 km (0.073 R)
• M33: 17,146,010 km (0.094 R)
• M34: 18,210,549 km (0.106 R)
• M35: 18,932,059 km (0.066 R)
• M36: 20,105,804 km (0.114 R)
• M37: 20,776,302 km (0.034 R)
• M38: 21,378,583 km (0.08 R)
• M39: 26,317,407 km (0.116 R)
• M40: 28,703,643 km (0.075 R)
• M41: 29,122,068 km (0.102 R)
• M42: 33,327,713 km (0.107 R)
• M43: 36,989,719 km (0.09 R)
• M44: 37,080,525 km (0.115 R)
• M45: 38,914,146 km (0.045 R)
• M46: 40,028,351 km (0.056 R)
• M47: 41,247,275 km (0.112 R)
• M48: 41,341,521 km (0.041 R)
• M49: 41,719,405 km (0.081 R)
• M50: 42,003,492 km (0.045 R)
• M51: 43,433,498 km (0.06 R)
• M52: 43,625,432 km (0.096 R)
• M53: 44,588,992 km (0.069 R)
• M54: 44,782,571 km (0.108 R)
• M55: 45,559,732 km (0.026 R)
• M56: 46,733,627 km (0.108 R)
• M57: 49,111,335 km (0.104 R)
• M58: 49,711,971 km (0.066 R)
• M59: 50,516,359 km (0.1 R)
• M60: 51,325,234 km (0.12 R)
• M61: 51,934,696 km (0.103 R)
• M62: 52,750,902 km (0.1 R)
• M63: 53,674,370 km (0.117 R)
• M64: 55,017,609 km (0.112 R)
• M65: 55,225,251 km (0.079 R)
• M66: 55,433,042 km (0.115 R)
• M67: 55,537,162 km (0.117 R)
• M68: 56,058,361 km (0.058 R)
• M69: 57,315,731 km (0.112 R)
• M70: 57,421,048 km (0.09 R)
• M71: 57,631,682 km (0.073 R)
• M72: 59,858,446 km (0.073 R)
• M73: 60,285,848 km (0.086 R)
• M74: 61,143,642 km (0.08 R)
• M75: 61,897,465 km (0.094 R)
• M76: 62,762,739 km (0.096 R)
• M77: 62,871,198 km (0.089 R)
• M78: 63,196,872 km (0.088 R)
• M79: 65,712,660 km (0.059 R)
• M80: 66,595,287 km (0.049 R)
• M81: 67,815,408 km (0.052 R)
• M82: 68,038,009 km (0.081 R)
• M83: 68,372,360 km (0.055 R)
• M84: 68,819,209 km (0.112 R)
• M85: 69,042,858 km (0.095 R)
• M86: 69,154,757 km (0.083 R)
• M87: 69,715,450 km (0.092 R)
• M88: 71,746,391 km (0.077 R)
• M89: 71,859,786 km (0.054 R)
• M90: 73,225,166 km (0.074 R)
• M91: 74,713,964 km (0.117 R)
• M92: 75,174,127 km (0.108 R)
• M93: 76,907,817 km (0.088 R)
• M94: 77,372,468 km (0.077 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 11,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit