🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.52 AU - 0.52 AU

Year: 144 Days

Day: 41.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.62 AU - 0.62 AU

Year: 187 Days

Day: 47.7 Hours

Environment

Temp: 108 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305

Radius: 10.4

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.37 AU - 4.64 AU

Year: 3655 Days

Day: 7.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 67,143,335 km

• M1: 198,367 km (0.11 R)
• M2: 272,418 km (0.077 R)
• M3: 444,455 km (0.111 R)
• M4: 518,656 km (0.108 R)
• M5: 647,908 km (0.11 R)
• M6: 950,545 km (0.032 R)
• M7: 1,030,580 km (0.12 R)
• M8: 1,113,158 km (0.106 R)
• M9: 1,197,980 km (0.1 R)
• M10: 1,386,024 km (0.104 R)
• M11: 1,454,839 km (0.057 R)
• M12: 2,020,618 km (0.084 R)
• M13: 2,112,472 km (0.117 R)
• M14: 2,192,357 km (0.102 R)
• M15: 2,424,233 km (0.048 R)
• M16: 2,721,784 km (0.096 R)
• M17: 3,061,221 km (0.118 R)
• M18: 3,445,837 km (0.11 R)
• M19: 3,716,161 km (0.112 R)
• M20: 3,894,781 km (0.104 R)
• M21: 4,109,603 km (0.096 R)
• M22: 5,043,243 km (0.064 R)
• M23: 5,259,562 km (0.109 R)
• M24: 5,589,575 km (0.108 R)
• M25: 5,757,274 km (0.071 R)
• M26: 5,926,619 km (0.086 R)
• M27: 6,040,313 km (0.102 R)
• M28: 6,135,757 km (0.091 R)
• M29: 6,212,351 km (0.089 R)
• M30: 6,289,394 km (0.054 R)
• M31: 6,522,318 km (0.11 R)
• M32: 6,837,371 km (0.039 R)
• M33: 6,996,692 km (0.108 R)
• M34: 7,197,752 km (0.12 R)
• M35: 7,626,051 km (0.099 R)
• M36: 7,770,712 km (0.113 R)
• M37: 8,020,839 km (0.08 R)
• M38: 8,252,267 km (0.077 R)
• M39: 8,700,612 km (0.092 R)
• M40: 8,916,781 km (0.088 R)
• M41: 9,156,736 km (0.06 R)
• M42: 9,598,499 km (0.062 R)
• M43: 9,665,369 km (0.093 R)
• M44: 9,867,027 km (0.026 R)
• M45: 9,934,495 km (0.077 R)
• M46: 10,047,292 km (0.077 R)
• M47: 10,228,754 km (0.112 R)
• M48: 10,525,856 km (0.106 R)
• M49: 10,779,574 km (0.028 R)
• M50: 11,081,911 km (0.03 R)
• M51: 11,198,897 km (0.104 R)
• M52: 11,623,755 km (0.104 R)
• M53: 11,718,899 km (0.097 R)
• M54: 12,077,934 km (0.119 R)
• M55: 12,150,189 km (0.1 R)
• M56: 12,464,943 km (0.042 R)
• M57: 12,782,390 km (0.053 R)
• M58: 12,954,428 km (0.118 R)
• M59: 13,325,580 km (0.113 R)
• M60: 13,675,340 km (0.094 R)
• M61: 13,775,720 km (0.09 R)
• M62: 14,409,267 km (0.053 R)
• M63: 14,716,691 km (0.109 R)
• M64: 14,922,836 km (0.04 R)
• M65: 15,442,539 km (0.086 R)
• M66: 15,521,078 km (0.044 R)
• M67: 16,499,598 km (0.03 R)
• M68: 16,848,161 km (0.038 R)
• M69: 16,928,944 km (0.107 R)
• M70: 17,090,958 km (0.066 R)
• M71: 17,172,190 km (0.113 R)
• M72: 17,743,953 km (0.108 R)
• M73: 17,990,939 km (0.088 R)
• M74: 18,405,176 km (0.089 R)
• M75: 18,571,678 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.1

Radius: 10.9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.24 AU - 5.94 AU

Year: 4397 Days

Day: 7.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 67,143,335 km

• M1: 137,630 km (0.037 R)
• M2: 322,383 km (0.108 R)
• M3: 445,054 km (0.118 R)
• M4: 654,191 km (0.095 R)
• M5: 797,955 km (0.055 R)
• M6: 907,610 km (0.106 R)
• M7: 1,010,982 km (0.103 R)
• M8: 1,281,156 km (0.117 R)
• M9: 1,359,097 km (0.101 R)
• M10: 1,438,533 km (0.116 R)
• M11: 1,616,405 km (0.081 R)
• M12: 1,743,862 km (0.079 R)
• M13: 1,874,761 km (0.078 R)
• M14: 2,208,962 km (0.116 R)
• M15: 2,431,564 km (0.114 R)
• M16: 2,728,665 km (0.092 R)
• M17: 2,864,500 km (0.085 R)
• M18: 3,559,083 km (0.081 R)
• M19: 3,764,182 km (0.111 R)
• M20: 3,992,618 km (0.06 R)
• M21: 4,225,541 km (0.105 R)
• M22: 4,482,999 km (0.067 R)
• M23: 4,992,530 km (0.09 R)
• M24: 5,693,246 km (0.099 R)
• M25: 6,244,814 km (0.092 R)
• M26: 7,256,694 km (0.093 R)
• M27: 7,589,399 km (0.087 R)
• M28: 7,733,462 km (0.054 R)
• M29: 8,642,119 km (0.101 R)
• M30: 8,742,500 km (0.096 R)
• M31: 8,918,875 km (0.1 R)
• M32: 9,121,880 km (0.087 R)
• M33: 9,224,055 km (0.062 R)
• M34: 9,714,287 km (0.095 R)
• M35: 10,213,047 km (0.099 R)
• M36: 10,292,633 km (0.075 R)
• M37: 10,452,254 km (0.103 R)
• M38: 11,400,106 km (0.09 R)
• M39: 11,814,791 km (0.059 R)
• M40: 12,009,867 km (0.093 R)
• M41: 12,121,915 km (0.066 R)
• M42: 12,460,156 km (0.115 R)
• M43: 12,630,399 km (0.076 R)
• M44: 12,858,535 km (0.077 R)
• M45: 13,059,296 km (0.04 R)
• M46: 13,319,147 km (0.115 R)
• M47: 13,609,666 km (0.087 R)
• M48: 14,464,319 km (0.111 R)
• M49: 14,852,974 km (0.09 R)
• M50: 14,943,182 km (0.085 R)
• M51: 15,396,912 km (0.115 R)
• M52: 16,816,446 km (0.106 R)
• M53: 17,004,790 km (0.106 R)
• M54: 17,162,167 km (0.085 R)
• M55: 17,351,707 km (0.04 R)
• M56: 17,924,518 km (0.091 R)
• M57: 18,181,078 km (0.108 R)
• M58: 18,438,835 km (0.107 R)
• M59: 19,811,994 km (0.115 R)
• M60: 19,944,538 km (0.107 R)
• M61: 20,044,170 km (0.094 R)
• M62: 20,444,045 km (0.1 R)
• M63: 20,880,272 km (0.06 R)
• M64: 21,455,476 km (0.076 R)
• M65: 21,727,894 km (0.117 R)
• M66: 22,241,912 km (0.097 R)
• M67: 22,379,542 km (0.1 R)
• M68: 22,448,507 km (0.079 R)
• M69: 22,552,178 km (0.107 R)
• M70: 22,794,527 km (0.062 R)
• M71: 22,863,940 km (0.059 R)
• M72: 23,037,773 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.8

Radius: 6.8

Gravity: 16.69 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 9.65 AU - 14.05 AU

Year: 15619 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 67,143,335 km

• M1: 90,507 km (0.04 R)
• M2: 349,610 km (0.063 R)
• M3: 415,732 km (0.074 R)
• M4: 561,890 km (0.058 R)
• M5: 879,785 km (0.11 R)
• M6: 1,300,005 km (0.1 R)
• M7: 1,434,494 km (0.119 R)
• M8: 1,545,346 km (0.1 R)
• M9: 1,895,106 km (0.1 R)
• M10: 1,986,361 km (0.081 R)
• M11: 2,665,684 km (0.099 R)
• M12: 2,733,901 km (0.111 R)
• M13: 3,337,229 km (0.116 R)
• M14: 3,410,831 km (0.071 R)
• M15: 3,522,282 km (0.078 R)
• M16: 3,787,220 km (0.07 R)
• M17: 4,826,476 km (0.109 R)
• M18: 5,078,249 km (0.115 R)
• M19: 5,463,913 km (0.115 R)
• M20: 5,948,011 km (0.078 R)
• M21: 8,067,813 km (0.074 R)
• M22: 8,216,663 km (0.094 R)
• M23: 8,668,897 km (0.09 R)
• M24: 8,923,663 km (0.084 R)
• M25: 9,129,210 km (0.088 R)
• M26: 9,913,851 km (0.044 R)
• M27: 10,126,729 km (0.06 R)
• M28: 10,180,285 km (0.099 R)
• M29: 11,996,552 km (0.108 R)
• M30: 12,623,966 km (0.12 R)
• M31: 12,970,734 km (0.093 R)
• M32: 13,379,136 km (0.1 R)
• M33: 13,851,117 km (0.037 R)
• M34: 15,054,782 km (0.043 R)
• M35: 15,979,297 km (0.073 R)
• M36: 16,166,443 km (0.084 R)
• M37: 16,985,641 km (0.105 R)
• M38: 17,176,678 km (0.051 R)
• M39: 17,753,827 km (0.045 R)
• M40: 19,790,153 km (0.118 R)
• M41: 20,260,040 km (0.092 R)
• M42: 21,830,069 km (0.106 R)
• M43: 22,454,940 km (0.051 R)
• M44: 25,593,653 km (0.051 R)
• M45: 25,885,668 km (0.111 R)
• M46: 26,916,696 km (0.112 R)
• M47: 27,213,797 km (0.056 R)
• M48: 28,186,632 km (0.108 R)
• M49: 28,639,465 km (0.087 R)
• M50: 29,323,277 km (0.034 R)
• M51: 29,552,311 km (0.114 R)
• M52: 29,705,350 km (0.116 R)
• M53: 30,243,304 km (0.106 R)
• M54: 30,629,416 km (0.052 R)
• M55: 31,640,997 km (0.079 R)
• M56: 32,111,632 km (0.082 R)
• M57: 35,226,559 km (0.049 R)
• M58: 36,122,351 km (0.092 R)
• M59: 36,614,079 km (0.104 R)
• M60: 36,943,194 km (0.118 R)
• M61: 37,687,294 km (0.066 R)
• M62: 37,853,348 km (0.038 R)
• M63: 37,936,374 km (0.076 R)
• M64: 40,968,125 km (0.118 R)
• M65: 42,168,049 km (0.106 R)
• M66: 42,599,340 km (0.088 R)
• M67: 43,814,823 km (0.113 R)
• M68: 43,902,038 km (0.117 R)
• M69: 44,777,934 km (0.085 R)
• M70: 45,217,901 km (0.078 R)
• M71: 45,306,014 km (0.05 R)
• M72: 48,157,948 km (0.049 R)
• M73: 49,060,921 km (0.098 R)
• M74: 51,067,328 km (0.102 R)
• M75: 54,689,242 km (0.032 R)
• M76: 55,348,071 km (0.089 R)
• M77: 55,442,467 km (0.051 R)
• M78: 55,820,351 km (0.1 R)
• M79: 56,009,592 km (0.102 R)
• M80: 58,105,459 km (0.112 R)
• M81: 58,201,351 km (0.114 R)
• M82: 58,393,285 km (0.119 R)
• M83: 61,102,054 km (0.106 R)
• M84: 62,177,363 km (0.068 R)
• M85: 62,569,908 km (0.107 R)
• M86: 63,851,513 km (0.079 R)
• M87: 64,148,465 km (0.103 R)
• M88: 64,445,865 km (0.12 R)
• M89: 64,843,197 km (0.042 R)
• M90: 65,141,645 km (0.031 R)
• M91: 65,939,899 km (0.086 R)
• M92: 66,340,223 km (0.059 R)
• M93: 66,741,444 km (0.03 R)
• M94: 66,841,825 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 15,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit