🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.59 AU - 0.79 AU

Year: 201 Days

Day: 41.1 Hours

Environment

Temp: 188 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.2 AU - 1.7 AU

Year: 611 Days

Day: 30.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 6.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.9

Radius: 10.7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.96 AU - 13.44 AU

Year: 13113 Days

Day: 7.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 88,011,509 km

• M1: 137,780 km (0.096 R)
• M2: 391,797 km (0.114 R)
• M3: 808,726 km (0.074 R)
• M4: 1,274,125 km (0.091 R)
• M5: 1,571,077 km (0.088 R)
• M6: 1,691,204 km (0.112 R)
• M7: 2,283,462 km (0.078 R)
• M8: 2,847,745 km (0.111 R)
• M9: 3,206,630 km (0.12 R)
• M10: 3,298,783 km (0.027 R)
• M11: 3,612,041 km (0.103 R)
• M12: 4,000,845 km (0.104 R)
• M13: 4,233,769 km (0.115 R)
• M14: 4,539,996 km (0.05 R)
• M15: 4,713,231 km (0.116 R)
• M16: 5,102,185 km (0.1 R)
• M17: 6,330,533 km (0.044 R)
• M18: 6,602,502 km (0.094 R)
• M19: 7,037,682 km (0.107 R)
• M20: 7,441,297 km (0.093 R)
• M21: 8,654,536 km (0.072 R)
• M22: 8,999,957 km (0.104 R)
• M23: 9,130,556 km (0.114 R)
• M24: 9,659,834 km (0.098 R)
• M25: 9,883,333 km (0.071 R)
• M26: 10,840,460 km (0.026 R)
• M27: 11,165,985 km (0.107 R)
• M28: 11,447,678 km (0.095 R)
• M29: 12,210,328 km (0.077 R)
• M30: 12,646,555 km (0.077 R)
• M31: 13,734,281 km (0.103 R)
• M32: 13,884,926 km (0.063 R)
• M33: 14,137,298 km (0.112 R)
• M34: 14,442,029 km (0.075 R)
• M35: 15,317,476 km (0.032 R)
• M36: 15,735,452 km (0.119 R)
• M37: 15,840,470 km (0.026 R)
• M38: 16,422,555 km (0.048 R)
• M39: 17,716,726 km (0.118 R)
• M40: 18,376,004 km (0.089 R)
• M41: 18,542,058 km (0.091 R)
• M42: 19,549,151 km (0.117 R)
• M43: 20,230,419 km (0.116 R)
• M44: 20,688,787 km (0.076 R)
• M45: 21,674,487 km (0.114 R)
• M46: 23,450,962 km (0.102 R)
• M47: 23,631,228 km (0.074 R)
• M48: 24,905,502 km (0.048 R)
• M49: 26,202,217 km (0.08 R)
• M50: 26,952,899 km (0.072 R)
• M51: 27,204,822 km (0.113 R)
• M52: 29,765,788 km (0.11 R)
• M53: 30,287,136 km (0.092 R)
• M54: 30,548,932 km (0.091 R)
• M55: 31,074,918 km (0.06 R)
• M56: 31,206,864 km (0.058 R)
• M57: 31,405,081 km (0.062 R)
• M58: 32,335,879 km (0.107 R)
• M59: 32,804,719 km (0.054 R)
• M60: 33,006,377 km (0.096 R)
• M61: 33,613,594 km (0.103 R)
• M62: 33,884,666 km (0.119 R)
• M63: 36,218,243 km (0.107 R)
• M64: 36,565,759 km (0.106 R)
• M65: 37,194,070 km (0.119 R)
• M66: 37,334,243 km (0.089 R)
• M67: 38,178,573 km (0.109 R)
• M68: 38,816,010 km (0.099 R)
• M69: 39,599,903 km (0.068 R)
• M70: 40,173,311 km (0.114 R)
• M71: 40,389,032 km (0.114 R)
• M72: 41,400,762 km (0.07 R)
• M73: 43,081,045 km (0.041 R)
• M74: 43,670,760 km (0.031 R)
• M75: 43,818,563 km (0.119 R)
• M76: 44,114,766 km (0.081 R)
• M77: 44,188,967 km (0.102 R)
• M78: 44,411,569 km (0.071 R)
• M79: 45,156,566 km (0.088 R)
• M80: 45,755,556 km (0.119 R)
• M81: 46,281,841 km (0.106 R)
• M82: 48,025,105 km (0.113 R)
• M83: 48,406,879 km (0.099 R)
• M84: 49,404,398 km (0.075 R)
• M85: 50,951,988 km (0.092 R)
• M86: 51,341,540 km (0.109 R)
• M87: 51,888,321 km (0.057 R)
• M88: 52,201,728 km (0.036 R)
• M89: 52,280,117 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.9

Radius: 7.9

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 13.63 AU - 19.29 AU

Year: 23363 Days

Day: 15 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 88,011,509 km

• M1: 243,845 km (0.119 R)
• M2: 346,917 km (0.04 R)
• M3: 404,961 km (0.082 R)
• M4: 466,745 km (0.064 R)
• M5: 673,938 km (0.093 R)
• M6: 882,179 km (0.094 R)
• M7: 1,022,801 km (0.066 R)
• M8: 1,390,363 km (0.116 R)
• M9: 1,657,096 km (0.064 R)
• M10: 1,796,670 km (0.045 R)
• M11: 3,393,478 km (0.041 R)
• M12: 3,661,707 km (0.083 R)
• M13: 4,266,531 km (0.105 R)
• M14: 4,654,139 km (0.12 R)
• M15: 5,724,662 km (0.109 R)
• M16: 5,777,470 km (0.116 R)
• M17: 5,883,684 km (0.112 R)
• M18: 6,044,203 km (0.109 R)
• M19: 6,424,181 km (0.049 R)
• M20: 6,700,339 km (0.063 R)
• M21: 7,036,934 km (0.113 R)
• M22: 7,436,660 km (0.077 R)
• M23: 8,923,663 km (0.106 R)
• M24: 9,108,117 km (0.073 R)
• M25: 10,113,414 km (0.089 R)
• M26: 10,759,378 km (0.094 R)
• M27: 11,955,563 km (0.093 R)
• M28: 13,544,591 km (0.059 R)
• M29: 13,827,630 km (0.055 R)
• M30: 13,898,689 km (0.07 R)
• M31: 14,255,929 km (0.072 R)
• M32: 16,012,208 km (0.069 R)
• M33: 17,758,464 km (0.116 R)
• M34: 18,850,678 km (0.075 R)
• M35: 19,325,352 km (0.078 R)
• M36: 21,263,393 km (0.117 R)
• M37: 25,320,786 km (0.06 R)
• M38: 25,582,133 km (0.088 R)
• M39: 25,756,864 km (0.116 R)
• M40: 26,019,707 km (0.087 R)
• M41: 26,107,521 km (0.062 R)
• M42: 26,195,485 km (0.09 R)
• M43: 27,080,057 km (0.079 R)
• M44: 28,787,717 km (0.078 R)
• M45: 29,792,117 km (0.06 R)
• M46: 32,211,563 km (0.061 R)
• M47: 32,305,959 km (0.101 R)
• M48: 32,589,447 km (0.107 R)
• M49: 33,540,291 km (0.109 R)
• M50: 35,469,356 km (0.119 R)
• M51: 35,566,744 km (0.113 R)
• M52: 35,859,507 km (0.099 R)
• M53: 39,131,811 km (0.114 R)
• M54: 39,635,956 km (0.112 R)
• M55: 41,058,781 km (0.095 R)
• M56: 41,468,380 km (0.053 R)
• M57: 42,291,767 km (0.059 R)
• M58: 42,705,405 km (0.102 R)
• M59: 42,912,748 km (0.074 R)
• M60: 44,793,791 km (0.076 R)
• M61: 44,898,959 km (0.105 R)
• M62: 45,004,425 km (0.054 R)
• M63: 46,594,800 km (0.115 R)
• M64: 46,808,276 km (0.109 R)
• M65: 48,635,764 km (0.095 R)
• M66: 50,595,945 km (0.065 R)
• M67: 52,804,159 km (0.049 R)
• M68: 53,472,712 km (0.105 R)
• M69: 55,043,489 km (0.11 R)
• M70: 55,382,179 km (0.116 R)
• M71: 58,230,522 km (0.108 R)
• M72: 59,152,045 km (0.111 R)
• M73: 59,846,329 km (0.086 R)
• M74: 60,543,305 km (0.049 R)
• M75: 61,828,052 km (0.12 R)
• M76: 62,650,391 km (0.088 R)
• M77: 63,594,504 km (0.111 R)
• M78: 66,335,137 km (0.078 R)
• M79: 67,176,924 km (0.115 R)
• M80: 67,297,350 km (0.098 R)
• M81: 68,992,444 km (0.097 R)
• M82: 73,291,138 km (0.056 R)
• M83: 75,410,192 km (0.088 R)
• M84: 75,660,918 km (0.071 R)
• M85: 75,911,794 km (0.08 R)
• M86: 76,792,028 km (0.049 R)
• M87: 77,170,361 km (0.114 R)
• M88: 78,689,826 km (0.066 R)
• M89: 79,325,917 km (0.066 R)
• M90: 79,580,831 km (0.095 R)
• M91: 79,835,896 km (0.069 R)
• M92: 80,091,409 km (0.077 R)
• M93: 83,566,268 km (0.115 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 20,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit