🌌 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: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.51 AU - 0.53 AU

Year: 138 Days

Day: 43.4 Hours

Environment

Temp: 238 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.88 AU - 0.92 AU

Year: 315 Days

Day: 40.7 Hours

Environment

Temp: 98 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.82 AU - 1.24 AU

Year: 386 Days

Day: 20.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.99 AU - 1.11 AU

Year: 397 Days

Day: 30.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,719,559 km

• M1: 143,764 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.84 AU - 1.28 AU

Year: 403 Days

Day: 40.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 54.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.22 AU - 3.14 AU

Year: 1619 Days

Day: 26.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.63 AU - 3.37 AU

Year: 1917 Days

Day: 14.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.6

Radius: 10.8

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.14 AU - 7.34 AU

Year: 5751 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 91,719,559 km

• M1: 145,858 km (0.1 R)
• M2: 220,208 km (0.083 R)
• M3: 349,012 km (0.087 R)
• M4: 468,541 km (0.115 R)
• M5: 592,408 km (0.104 R)
• M6: 876,494 km (0.11 R)
• M7: 1,234,332 km (0.094 R)
• M8: 1,314,516 km (0.114 R)
• M9: 1,707,211 km (0.108 R)
• M10: 1,797,418 km (0.112 R)
• M11: 2,020,618 km (0.055 R)
• M12: 2,097,063 km (0.117 R)
• M13: 2,555,880 km (0.118 R)
• M14: 2,722,831 km (0.083 R)
• M15: 2,807,802 km (0.044 R)
• M16: 2,980,139 km (0.098 R)
• M17: 3,426,689 km (0.072 R)
• M18: 3,728,428 km (0.028 R)
• M19: 4,014,608 km (0.039 R)
• M20: 4,357,487 km (0.102 R)
• M21: 4,761,251 km (0.093 R)
• M22: 5,282,750 km (0.079 R)
• M23: 5,362,485 km (0.086 R)
• M24: 5,685,916 km (0.098 R)
• M25: 6,210,855 km (0.103 R)
• M26: 6,579,165 km (0.047 R)
• M27: 6,780,374 km (0.092 R)
• M28: 7,455,958 km (0.032 R)
• M29: 7,695,913 km (0.118 R)
• M30: 8,030,264 km (0.099 R)
• M31: 8,122,117 km (0.078 R)
• M32: 8,934,134 km (0.111 R)
• M33: 9,253,376 km (0.12 R)
• M34: 9,739,270 km (0.07 R)
• M35: 10,166,970 km (0.114 R)
• M36: 11,799,532 km (0.096 R)
• M37: 12,184,896 km (0.118 R)
• M38: 12,361,571 km (0.093 R)
• M39: 13,148,755 km (0.049 R)
• M40: 14,921,939 km (0.11 R)
• M41: 15,073,182 km (0.073 R)
• M42: 15,338,868 km (0.111 R)
• M43: 16,068,008 km (0.114 R)
• M44: 16,339,528 km (0.09 R)
• M45: 16,534,305 km (0.048 R)
• M46: 16,690,784 km (0.055 R)
• M47: 17,005,239 km (0.093 R)
• M48: 17,400,925 km (0.092 R)
• M49: 17,520,155 km (0.077 R)
• M50: 17,959,972 km (0.111 R)
• M51: 18,080,548 km (0.104 R)
• M52: 18,443,921 km (0.106 R)
• M53: 18,687,467 km (0.029 R)
• M54: 19,095,869 km (0.1 R)
• M55: 19,672,569 km (0.085 R)
• M56: 21,821,243 km (0.046 R)
• M57: 22,165,019 km (0.12 R)
• M58: 22,467,207 km (0.057 R)
• M59: 22,727,507 km (0.091 R)
• M60: 23,163,286 km (0.119 R)
• M61: 23,470,111 km (0.104 R)
• M62: 23,557,925 km (0.1 R)
• M63: 23,822,264 km (0.08 R)
• M64: 23,999,089 km (0.115 R)
• M65: 24,131,932 km (0.118 R)
• M66: 24,442,946 km (0.096 R)
• M67: 25,248,680 km (0.12 R)
• M68: 25,474,124 km (0.054 R)
• M69: 26,610,918 km (0.114 R)
• M70: 26,932,254 km (0.064 R)
• M71: 27,625,042 km (0.087 R)
• M72: 27,717,942 km (0.056 R)
• M73: 28,651,882 km (0.079 R)
• M74: 28,981,147 km (0.08 R)
• M75: 29,548,721 km (0.117 R)
• M76: 29,643,566 km (0.11 R)
• M77: 29,738,561 km (0.12 R)
• M78: 30,263,200 km (0.085 R)
• M79: 30,646,620 km (0.095 R)
• M80: 31,079,855 km (0.112 R)
• M81: 32,587,652 km (0.05 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.2

Radius: 10.3

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.88 AU - 10.48 AU

Year: 10262 Days

Day: 7 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 91,719,559 km

• M1: 132,245 km (0.088 R)
• M2: 298,597 km (0.102 R)
• M3: 428,299 km (0.103 R)
• M4: 595,250 km (0.119 R)
• M5: 752,028 km (0.103 R)
• M6: 995,574 km (0.061 R)
• M7: 1,621,791 km (0.108 R)
• M8: 2,082,103 km (0.119 R)
• M9: 2,478,837 km (0.034 R)
• M10: 3,007,815 km (0.049 R)
• M11: 3,117,919 km (0.037 R)
• M12: 3,985,736 km (0.083 R)
• M13: 4,167,946 km (0.111 R)
• M14: 4,291,065 km (0.116 R)
• M15: 4,956,776 km (0.083 R)
• M16: 5,021,851 km (0.096 R)
• M17: 5,120,137 km (0.083 R)
• M18: 5,285,143 km (0.1 R)
• M19: 5,791,083 km (0.051 R)
• M20: 5,894,156 km (0.068 R)
• M21: 6,137,103 km (0.101 R)
• M22: 8,663,063 km (0.105 R)
• M23: 8,781,096 km (0.116 R)
• M24: 9,218,670 km (0.06 R)
• M25: 9,379,637 km (0.106 R)
• M26: 9,460,420 km (0.114 R)
• M27: 10,448,065 km (0.11 R)
• M28: 10,699,988 km (0.108 R)
• M29: 11,210,116 km (0.115 R)
• M30: 11,641,407 km (0.053 R)
• M31: 12,121,915 km (0.107 R)
• M32: 13,374,498 km (0.112 R)
• M33: 14,201,176 km (0.11 R)
• M34: 14,480,475 km (0.063 R)
• M35: 14,573,974 km (0.08 R)
• M36: 15,711,666 km (0.097 R)
• M37: 16,242,589 km (0.082 R)
• M38: 17,124,169 km (0.082 R)
• M39: 18,576,914 km (0.095 R)
• M40: 18,678,491 km (0.05 R)
• M41: 19,550,048 km (0.051 R)
• M42: 19,653,420 km (0.069 R)
• M43: 19,756,942 km (0.06 R)
• M44: 20,016,793 km (0.078 R)
• M45: 20,173,123 km (0.094 R)
• M46: 20,487,129 km (0.101 R)
• M47: 21,279,250 km (0.075 R)
• M48: 21,492,277 km (0.069 R)
• M49: 22,135,249 km (0.112 R)
• M50: 22,296,964 km (0.034 R)
• M51: 22,784,653 km (0.117 R)
• M52: 23,111,674 km (0.05 R)
• M53: 24,379,666 km (0.114 R)
• M54: 24,994,064 km (0.113 R)
• M55: 25,953,735 km (0.062 R)
• M56: 26,067,429 km (0.086 R)
• M57: 26,238,270 km (0.109 R)
• M58: 26,352,263 km (0.117 R)
• M59: 26,810,332 km (0.099 R)
• M60: 27,098,009 km (0.042 R)
• M61: 27,444,477 km (0.095 R)
• M62: 28,375,724 km (0.082 R)
• M63: 29,198,961 km (0.053 R)
• M64: 29,910,897 km (0.102 R)
• M65: 31,351,824 km (0.112 R)
• M66: 31,898,006 km (0.064 R)
• M67: 32,080,815 km (0.089 R)
• M68: 32,876,825 km (0.085 R)
• M69: 33,555,401 km (0.101 R)
• M70: 34,113,999 km (0.075 R)
• M71: 34,989,147 km (0.053 R)
• M72: 36,506,668 km (0.087 R)
• M73: 37,787,525 km (0.096 R)
• M74: 37,851,852 km (0.099 R)
• M75: 38,174,534 km (0.101 R)
• M76: 38,368,712 km (0.091 R)
• M77: 38,433,339 km (0.051 R)
• M78: 38,822,742 km (0.057 R)
• M79: 39,083,042 km (0.105 R)
• M80: 39,278,567 km (0.056 R)
• M81: 41,252,361 km (0.117 R)
• M82: 41,850,752 km (0.056 R)
• M83: 42,653,046 km (0.106 R)
• M84: 42,988,893 km (0.109 R)
• M85: 43,528,044 km (0.089 R)
• M86: 44,273,041 km (0.087 R)
• M87: 45,501,090 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.4

Radius: 7.9

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.37 AU - 20.57 AU

Year: 25793 Days

Day: 24.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 91,719,559 km

• M1: 106,514 km (0.069 R)
• M2: 189,840 km (0.1 R)
• M3: 266,583 km (0.097 R)
• M4: 460,462 km (0.102 R)
• M5: 1,411,306 km (0.106 R)
• M6: 1,581,698 km (0.118 R)
• M7: 1,980,077 km (0.091 R)
• M8: 2,995,548 km (0.116 R)
• M9: 3,260,186 km (0.074 R)
• M10: 3,578,531 km (0.109 R)
• M11: 4,592,505 km (0.111 R)
• M12: 4,846,373 km (0.111 R)
• M13: 6,017,126 km (0.075 R)
• M14: 6,183,329 km (0.06 R)
• M15: 6,407,277 km (0.094 R)
• M16: 6,748,210 km (0.08 R)
• M17: 7,153,471 km (0.117 R)
• M18: 8,293,108 km (0.108 R)
• M19: 8,727,091 km (0.08 R)
• M20: 8,852,454 km (0.03 R)
• M21: 9,232,133 km (0.099 R)
• M22: 10,669,320 km (0.055 R)
• M23: 11,345,353 km (0.118 R)
• M24: 12,174,873 km (0.073 R)
• M25: 12,244,885 km (0.096 R)
• M26: 12,880,975 km (0.03 R)
• M27: 13,455,431 km (0.045 R)
• M28: 13,527,836 km (0.098 R)
• M29: 13,600,391 km (0.094 R)
• M30: 14,480,775 km (0.078 R)
• M31: 15,607,097 km (0.094 R)
• M32: 15,683,093 km (0.116 R)
• M33: 16,065,465 km (0.093 R)
• M34: 17,388,060 km (0.097 R)
• M35: 17,783,746 km (0.044 R)
• M36: 18,102,390 km (0.047 R)
• M37: 18,262,459 km (0.027 R)
• M38: 19,313,983 km (0.096 R)
• M39: 20,136,322 km (0.119 R)
• M40: 20,635,231 km (0.084 R)
• M41: 21,306,626 km (0.116 R)
• M42: 21,729,988 km (0.11 R)
• M43: 22,156,043 km (0.106 R)
• M44: 22,584,940 km (0.117 R)
• M45: 24,063,416 km (0.113 R)
• M46: 25,036,700 km (0.073 R)
• M47: 27,021,714 km (0.102 R)
• M48: 28,310,948 km (0.098 R)
• M49: 30,092,360 km (0.053 R)
• M50: 32,103,404 km (0.106 R)
• M51: 32,394,073 km (0.096 R)
• M52: 34,851,367 km (0.055 R)
• M53: 35,650,220 km (0.047 R)
• M54: 36,152,569 km (0.08 R)
• M55: 36,657,313 km (0.059 R)
• M56: 37,164,449 km (0.111 R)
• M57: 37,980,506 km (0.089 R)
• M58: 38,185,455 km (0.09 R)
• M59: 39,319,257 km (0.063 R)
• M60: 40,150,872 km (0.103 R)
• M61: 41,198,356 km (0.12 R)
• M62: 42,148,751 km (0.08 R)
• M63: 43,320,252 km (0.09 R)
• M64: 43,963,822 km (0.107 R)
• M65: 45,477,603 km (0.099 R)
• M66: 46,350,207 km (0.117 R)
• M67: 46,678,874 km (0.096 R)
• M68: 48,222,874 km (0.11 R)
• M69: 50,008,025 km (0.105 R)
• M70: 50,683,011 km (0.079 R)
• M71: 51,474,234 km (0.085 R)
• M72: 51,928,114 km (0.114 R)
• M73: 52,954,505 km (0.087 R)
• M74: 53,642,356 km (0.12 R)
• M75: 55,375,148 km (0.109 R)
• M76: 55,723,860 km (0.093 R)
• M77: 56,657,501 km (0.116 R)
• M78: 60,922,087 km (0.101 R)
• M79: 66,149,486 km (0.117 R)
• M80: 67,509,630 km (0.043 R)
• M81: 69,504,368 km (0.108 R)
• M82: 70,131,781 km (0.07 R)
• M83: 70,257,443 km (0.072 R)
• M84: 70,509,067 km (0.096 R)
• M85: 73,424,131 km (0.112 R)
• M86: 74,447,231 km (0.102 R)
• M87: 77,544,954 km (0.044 R)
• M88: 78,325,855 km (0.066 R)
• M89: 83,332,297 km (0.09 R)
• M90: 85,068,530 km (0.026 R)
• M91: 88,712,734 km (0.117 R)
• M92: 89,393,105 km (0.089 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 14,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit