🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.58 AU - 0.88 AU

Year: 233 Days

Day: 44.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.63 AU - 0.91 AU

Year: 252 Days

Day: 12.1 Hours

Environment

Temp: 87 °C

Axial Tilt: 46 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.66 AU - 1.02 AU

Year: 287 Days

Day: 26.4 Hours

Environment

Temp: 79 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.41 AU - 3.29 AU

Year: 1794 Days

Day: 32.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.6

Radius: 11.3

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.13 AU - 5.45 AU

Year: 4536 Days

Day: 14.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 105,282,838 km

• M1: 141,370 km (0.097 R)
• M2: 224,696 km (0.073 R)
• M3: 302,188 km (0.094 R)
• M4: 403,166 km (0.043 R)
• M5: 500,704 km (0.1 R)
• M6: 587,620 km (0.084 R)
• M7: 712,983 km (0.105 R)
• M8: 1,225,655 km (0.093 R)
• M9: 1,491,042 km (0.116 R)
• M10: 1,963,472 km (0.099 R)
• M11: 2,044,105 km (0.058 R)
• M12: 2,657,008 km (0.076 R)
• M13: 2,782,670 km (0.071 R)
• M14: 3,040,128 km (0.113 R)
• M15: 3,152,775 km (0.075 R)
• M16: 3,266,918 km (0.069 R)
• M17: 3,382,408 km (0.092 R)
• M18: 3,737,404 km (0.054 R)
• M19: 3,858,428 km (0.103 R)
• M20: 3,980,799 km (0.107 R)
• M21: 4,083,723 km (0.081 R)
• M22: 4,292,262 km (0.119 R)
• M23: 4,483,149 km (0.117 R)
• M24: 5,027,835 km (0.095 R)
• M25: 5,364,729 km (0.083 R)
• M26: 5,547,538 km (0.098 R)
• M27: 5,942,775 km (0.064 R)
• M28: 6,275,182 km (0.096 R)
• M29: 6,419,544 km (0.091 R)
• M30: 6,908,729 km (0.112 R)
• M31: 7,258,339 km (0.102 R)
• M32: 7,562,621 km (0.101 R)
• M33: 7,690,677 km (0.071 R)
• M34: 7,767,869 km (0.11 R)
• M35: 8,288,919 km (0.049 R)
• M36: 8,687,148 km (0.093 R)
• M37: 9,200,718 km (0.111 R)
• M38: 9,337,600 km (0.068 R)
• M39: 9,502,606 km (0.12 R)
• M40: 9,919,536 km (0.106 R)
• M41: 10,427,720 km (0.057 R)
• M42: 10,742,324 km (0.115 R)
• M43: 10,886,536 km (0.031 R)
• M44: 11,176,607 km (0.105 R)
• M45: 11,646,194 km (0.034 R)
• M46: 13,001,401 km (0.052 R)
• M47: 13,124,221 km (0.086 R)
• M48: 13,806,986 km (0.119 R)
• M49: 13,963,764 km (0.102 R)
• M50: 14,405,976 km (0.116 R)
• M51: 15,174,610 km (0.041 R)
• M52: 16,385,754 km (0.118 R)
• M53: 16,518,597 km (0.088 R)
• M54: 17,154,238 km (0.092 R)
• M55: 17,255,366 km (0.11 R)
• M56: 17,661,674 km (0.12 R)
• M57: 18,037,015 km (0.094 R)
• M58: 18,277,269 km (0.109 R)
• M59: 18,760,919 km (0.102 R)
• M60: 18,934,602 km (0.103 R)
• M61: 19,318,770 km (0.12 R)
• M62: 19,740,785 km (0.117 R)
• M63: 20,989,030 km (0.104 R)
• M64: 21,097,189 km (0.056 R)
• M65: 21,277,904 km (0.094 R)
• M66: 21,386,512 km (0.109 R)
• M67: 21,932,693 km (0.102 R)
• M68: 22,115,801 km (0.111 R)
• M69: 22,189,104 km (0.079 R)
• M70: 22,483,513 km (0.113 R)
• M71: 22,816,069 km (0.054 R)
• M72: 23,711,113 km (0.11 R)
• M73: 23,936,706 km (0.059 R)
• M74: 24,389,988 km (0.097 R)
• M75: 25,573,906 km (0.085 R)
• M76: 25,650,948 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.8

Radius: 3.5

Gravity: 74.6 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 13.87 AU - 21.89 AU

Year: 28184 Days

Day: 17.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 105,282,838 km

• M1: 80,783 km (0.117 R)
• M2: 276,756 km (0.027 R)
• M3: 434,881 km (0.118 R)
• M4: 703,260 km (0.118 R)
• M5: 1,364,183 km (0.075 R)
• M6: 1,707,660 km (0.097 R)
• M7: 2,424,832 km (0.034 R)
• M8: 2,980,289 km (0.063 R)
• M9: 3,573,145 km (0.112 R)
• M10: 4,201,307 km (0.116 R)
• M11: 4,363,620 km (0.092 R)
• M12: 4,919,526 km (0.083 R)
• M13: 5,379,988 km (0.03 R)
• M14: 6,035,526 km (0.092 R)
• M15: 7,033,045 km (0.092 R)
• M16: 7,225,577 km (0.073 R)
• M17: 7,813,946 km (0.063 R)
• M18: 8,282,187 km (0.111 R)
• M19: 8,966,597 km (0.11 R)
• M20: 9,315,609 km (0.097 R)
• M21: 9,527,140 km (0.119 R)
• M22: 11,576,182 km (0.102 R)
• M23: 12,727,787 km (0.043 R)
• M24: 13,119,584 km (0.048 R)
• M25: 16,309,010 km (0.112 R)
• M26: 17,857,498 km (0.095 R)
• M27: 18,472,195 km (0.067 R)
• M28: 19,362,452 km (0.11 R)
• M29: 22,115,502 km (0.073 R)
• M30: 22,491,591 km (0.037 R)
• M31: 22,680,533 km (0.093 R)
• M32: 23,345,945 km (0.104 R)
• M33: 24,307,410 km (0.103 R)
• M34: 25,478,163 km (0.092 R)
• M35: 25,675,034 km (0.071 R)
• M36: 25,971,387 km (0.109 R)
• M37: 26,070,421 km (0.119 R)
• M38: 26,467,753 km (0.085 R)
• M39: 26,567,385 km (0.077 R)
• M40: 26,967,260 km (0.086 R)
• M41: 31,706,222 km (0.059 R)
• M42: 33,737,013 km (0.113 R)
• M43: 36,805,714 km (0.051 R)
• M44: 37,139,616 km (0.11 R)
• M45: 38,711,740 km (0.092 R)
• M46: 38,824,836 km (0.112 R)
• M47: 40,076,372 km (0.092 R)
• M48: 40,305,406 km (0.043 R)
• M49: 41,225,583 km (0.109 R)
• M50: 42,618,937 km (0.105 R)
• M51: 44,500,579 km (0.095 R)
• M52: 46,769,979 km (0.104 R)
• M53: 47,010,981 km (0.088 R)
• M54: 47,736,681 km (0.12 R)
• M55: 51,420,079 km (0.045 R)
• M56: 52,668,174 km (0.088 R)
• M57: 55,576,058 km (0.062 R)
• M58: 57,887,943 km (0.1 R)
• M59: 59,446,603 km (0.075 R)
• M60: 60,493,340 km (0.1 R)
• M61: 60,624,687 km (0.093 R)
• M62: 61,282,469 km (0.069 R)
• M63: 61,678,155 km (0.097 R)
• M64: 62,074,888 km (0.083 R)
• M65: 63,536,460 km (0.067 R)
• M66: 65,009,400 km (0.074 R)
• M67: 65,143,889 km (0.084 R)
• M68: 65,547,803 km (0.054 R)
• M69: 65,952,465 km (0.107 R)
• M70: 66,222,789 km (0.087 R)
• M71: 67,307,672 km (0.082 R)
• M72: 68,125,225 km (0.112 R)
• M73: 68,535,273 km (0.049 R)
• M74: 69,907,833 km (0.078 R)
• M75: 70,183,392 km (0.089 R)
• M76: 70,597,479 km (0.106 R)
• M77: 71,012,314 km (0.093 R)
• M78: 71,150,842 km (0.057 R)
• M79: 73,798,874 km (0.099 R)
• M80: 76,053,762 km (0.064 R)
• M81: 77,189,659 km (0.113 R)
• M82: 77,759,627 km (0.1 R)
• M83: 82,661,051 km (0.114 R)
• M84: 83,098,326 km (0.099 R)
• M85: 83,390,341 km (0.107 R)
• M86: 86,328,294 km (0.119 R)
• M87: 86,476,096 km (0.114 R)
• M88: 90,048,194 km (0.077 R)
• M89: 90,498,185 km (0.114 R)
• M90: 91,852,345 km (0.1 R)
• M91: 92,758,758 km (0.058 R)
• M92: 94,124,138 km (0.087 R)
• M93: 96,261,143 km (0.042 R)
• M94: 101,361,084 km (0.103 R)
• M95: 103,394,269 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 18,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit