🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.08 AU - 2.2 AU

Year: 1105 Days

Day: 26.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,826,129 km

• M1: 77,641 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.42 AU - 5.28 AU

Year: 3771 Days

Day: 18.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.07 AU - 5.83 AU

Year: 3889 Days

Day: 18.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.7

Radius: 5.2

Gravity: 27.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 15.95 AU - 18.81 AU

Year: 25584 Days

Day: 19.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 43,826,129 km

• M1: 346,169 km (0.112 R)
• M2: 430,243 km (0.053 R)
• M3: 498,011 km (0.117 R)
• M4: 860,936 km (0.117 R)
• M5: 918,381 km (0.112 R)
• M6: 1,777,821 km (0.113 R)
• M7: 1,851,722 km (0.106 R)
• M8: 2,118,605 km (0.119 R)
• M9: 2,479,435 km (0.109 R)
• M10: 3,485,481 km (0.082 R)
• M11: 3,625,056 km (0.097 R)
• M12: 4,450,537 km (0.097 R)
• M13: 4,910,251 km (0.041 R)
• M14: 4,962,161 km (0.118 R)
• M15: 5,172,047 km (0.089 R)
• M16: 5,225,005 km (0.083 R)
• M17: 5,384,925 km (0.116 R)
• M18: 6,548,348 km (0.071 R)
• M19: 7,246,820 km (0.115 R)
• M20: 7,365,601 km (0.076 R)
• M21: 7,544,819 km (0.043 R)
• M22: 8,839,589 km (0.067 R)
• M23: 8,902,868 km (0.064 R)
• M24: 10,201,528 km (0.061 R)
• M25: 11,282,223 km (0.058 R)
• M26: 11,905,896 km (0.09 R)
• M27: 12,327,912 km (0.118 R)
• M28: 12,611,998 km (0.115 R)
• M29: 14,287,045 km (0.093 R)
• M30: 15,340,214 km (0.098 R)
• M31: 15,876,224 km (0.071 R)
• M32: 16,030,459 km (0.094 R)
• M33: 17,124,169 km (0.109 R)
• M34: 18,646,477 km (0.11 R)
• M35: 19,382,648 km (0.083 R)
• M36: 21,476,869 km (0.086 R)
• M37: 21,561,990 km (0.066 R)
• M38: 21,732,831 km (0.103 R)
• M39: 22,767,300 km (0.103 R)
• M40: 24,437,710 km (0.11 R)
• M41: 26,329,375 km (0.093 R)
• M42: 26,512,034 km (0.106 R)
• M43: 26,970,402 km (0.086 R)
• M44: 29,301,137 km (0.072 R)
• M45: 30,634,203 km (0.111 R)
• M46: 30,922,478 km (0.102 R)
• M47: 31,018,819 km (0.113 R)
• M48: 31,598,511 km (0.107 R)
• M49: 32,670,829 km (0.086 R)
• M50: 33,853,998 km (0.079 R)
• M51: 34,052,515 km (0.077 R)
• M52: 34,151,997 km (0.085 R)
• M53: 35,151,610 km (0.088 R)
• M54: 36,059,370 km (0.114 R)
• M55: 36,160,797 km (0.106 R)
• M56: 36,770,857 km (0.092 R)
• M57: 37,589,457 km (0.115 R)
• M58: 40,081,458 km (0.1 R)
• M59: 41,241,291 km (0.087 R)
• M60: 41,559,485 km (0.109 R)
• M61: 41,665,849 km (0.097 R)
• M62: 43,809,886 km (0.117 R)
• M63: 44,242,972 km (0.064 R)
• M64: 45,222,688 km (0.045 R)
• M65: 45,332,044 km (0.114 R)
• M66: 50,001,144 km (0.049 R)
• M67: 50,794,162 km (0.08 R)
• M68: 51,705,362 km (0.115 R)
• M69: 53,313,091 km (0.056 R)
• M70: 53,428,580 km (0.112 R)
• M71: 54,587,814 km (0.069 R)
• M72: 55,638,141 km (0.109 R)
• M73: 57,996,103 km (0.087 R)
• M74: 58,948,443 km (0.047 R)
• M75: 59,306,879 km (0.092 R)
• M76: 61,472,607 km (0.088 R)
• M77: 63,786,737 km (0.094 R)
• M78: 64,892,864 km (0.086 R)
• M79: 66,874,736 km (0.081 R)
• M80: 67,998,216 km (0.076 R)
• M81: 69,127,979 km (0.109 R)
• M82: 69,632,124 km (0.051 R)
• M83: 70,264,025 km (0.087 R)
• M84: 70,517,295 km (0.112 R)
• M85: 71,406,056 km (0.076 R)
• M86: 72,043,343 km (0.071 R)
• M87: 74,998,499 km (0.117 R)
• M88: 77,861,952 km (0.092 R)
• M89: 78,124,047 km (0.099 R)
• M90: 79,702,754 km (0.099 R)
• M91: 79,966,943 km (0.026 R)
• M92: 82,090,485 km (0.081 R)
• M93: 83,427,142 km (0.117 R)
• M94: 83,695,222 km (0.101 R)
• M95: 84,367,066 km (0.048 R)
• M96: 84,636,192 km (0.113 R)
• M97: 86,121,849 km (0.097 R)
• M98: 89,804,799 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.1

Radius: 5.2

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 16.28 AU - 23.32 AU

Year: 31110 Days

Day: 23.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 43,826,129 km

• M1: 102,026 km (0.073 R)
• M2: 207,492 km (0.046 R)
• M3: 351,256 km (0.109 R)
• M4: 468,541 km (0.11 R)
• M5: 773,271 km (0.057 R)
• M6: 963,560 km (0.086 R)
• M7: 1,883,736 km (0.092 R)
• M8: 2,187,270 km (0.08 R)
• M9: 2,381,598 km (0.088 R)
• M10: 2,658,055 km (0.074 R)
• M11: 3,240,888 km (0.064 R)
• M12: 3,518,692 km (0.118 R)
• M13: 3,688,934 km (0.08 R)
• M14: 4,096,887 km (0.085 R)
• M15: 4,336,244 km (0.091 R)
• M16: 4,427,349 km (0.12 R)
• M17: 4,611,205 km (0.112 R)
• M18: 4,828,870 km (0.097 R)
• M19: 4,986,546 km (0.078 R)
• M20: 5,049,975 km (0.112 R)
• M21: 5,339,148 km (0.066 R)
• M22: 6,793,090 km (0.118 R)
• M23: 7,112,032 km (0.059 R)
• M24: 8,060,782 km (0.095 R)
• M25: 10,315,671 km (0.092 R)
• M26: 12,533,459 km (0.099 R)
• M27: 13,055,406 km (0.088 R)
• M28: 16,097,030 km (0.085 R)
• M29: 16,426,893 km (0.116 R)
• M30: 16,616,434 km (0.06 R)
• M31: 16,806,722 km (0.057 R)
• M32: 17,333,606 km (0.096 R)
• M33: 17,768,786 km (0.09 R)
• M34: 17,914,644 km (0.091 R)
• M35: 18,060,801 km (0.117 R)
• M36: 19,846,402 km (0.102 R)
• M37: 20,301,478 km (0.11 R)
• M38: 20,965,094 km (0.06 R)
• M39: 24,929,139 km (0.118 R)
• M40: 24,983,443 km (0.108 R)
• M41: 25,310,613 km (0.058 R)
• M42: 25,803,987 km (0.113 R)
• M43: 27,809,197 km (0.075 R)
• M44: 30,443,167 km (0.084 R)
• M45: 31,495,289 km (0.081 R)
• M46: 31,848,639 km (0.059 R)
• M47: 32,857,078 km (0.087 R)
• M48: 32,976,307 km (0.079 R)
• M49: 33,815,551 km (0.075 R)
• M50: 35,087,582 km (0.114 R)
• M51: 35,331,726 km (0.067 R)
• M52: 36,560,373 km (0.096 R)
• M53: 37,615,786 km (0.091 R)
• M54: 38,681,222 km (0.118 R)
• M55: 40,329,791 km (0.082 R)
• M56: 40,841,565 km (0.084 R)
• M57: 41,034,098 km (0.096 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 16,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit