🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.2 AU - 1.44 AU

Year: 551 Days

Day: 32.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.24 AU - 1.48 AU

Year: 576 Days

Day: 47.6 Hours

Environment

Temp: -15 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.9 AU - 2.38 AU

Year: 1138 Days

Day: 44.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,634,864 km

• M1: 294,558 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.89 AU - 2.45 AU

Year: 1162 Days

Day: 38.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.78 AU - 2.86 AU

Year: 1284 Days

Day: 18.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.42 AU - 3.4 AU

Year: 1804 Days

Day: 13.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.2 AU - 5.26 AU

Year: 3162 Days

Day: 13.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.4

Radius: 14.2

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.71 AU - 10.59 AU

Year: 11752 Days

Day: 7.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 54,634,864 km

• M1: 250,576 km (0.119 R)
• M2: 362,176 km (0.064 R)
• M3: 669,151 km (0.056 R)
• M4: 1,101,190 km (0.098 R)
• M5: 1,306,289 km (0.062 R)
• M6: 1,592,619 km (0.117 R)
• M7: 1,684,921 km (0.085 R)
• M8: 2,708,320 km (0.108 R)
• M9: 2,876,468 km (0.103 R)
• M10: 3,106,101 km (0.046 R)
• M11: 3,738,002 km (0.073 R)
• M12: 3,862,916 km (0.109 R)
• M13: 4,053,055 km (0.089 R)
• M14: 4,181,560 km (0.087 R)
• M15: 5,049,975 km (0.045 R)
• M16: 5,469,597 km (0.117 R)
• M17: 6,987,417 km (0.119 R)
• M18: 7,259,087 km (0.105 R)
• M19: 7,573,841 km (0.115 R)
• M20: 7,973,567 km (0.069 R)
• M21: 8,298,493 km (0.118 R)
• M22: 10,470,205 km (0.113 R)
• M23: 11,322,165 km (0.078 R)
• M24: 11,917,864 km (0.112 R)
• M25: 12,242,940 km (0.117 R)
• M26: 12,901,919 km (0.087 R)
• M27: 12,997,063 km (0.104 R)
• M28: 14,205,215 km (0.103 R)
• M29: 14,897,554 km (0.082 R)
• M30: 15,298,028 km (0.11 R)
• M31: 15,854,682 km (0.028 R)
• M32: 16,007,571 km (0.09 R)
• M33: 16,263,682 km (0.084 R)
• M34: 16,676,123 km (0.101 R)
• M35: 17,775,369 km (0.099 R)
• M36: 17,987,349 km (0.109 R)
• M37: 18,093,713 km (0.09 R)
• M38: 18,897,801 km (0.12 R)
• M39: 19,277,182 km (0.117 R)
• M40: 19,988,220 km (0.088 R)
• M41: 20,374,781 km (0.115 R)
• M42: 20,763,736 km (0.098 R)
• M43: 21,098,984 km (0.091 R)
• M44: 21,211,183 km (0.096 R)
• M45: 22,002,107 km (0.06 R)
• M46: 22,860,200 km (0.116 R)
• M47: 24,491,116 km (0.112 R)
• M48: 24,963,995 km (0.075 R)
• M49: 25,439,866 km (0.08 R)
• M50: 25,978,867 km (0.093 R)
• M51: 26,159,432 km (0.073 R)
• M52: 26,764,106 km (0.106 R)
• M53: 26,885,580 km (0.03 R)
• M54: 27,373,418 km (0.096 R)
• M55: 28,979,052 km (0.08 R)
• M56: 29,291,413 km (0.092 R)
• M57: 29,416,626 km (0.081 R)
• M58: 29,982,256 km (0.082 R)
• M59: 31,124,585 km (0.05 R)
• M60: 31,765,313 km (0.116 R)
• M61: 32,929,483 km (0.042 R)
• M62: 34,768,340 km (0.106 R)
• M63: 35,166,719 km (0.093 R)
• M64: 35,834,076 km (0.108 R)
• M65: 36,236,494 km (0.093 R)
• M66: 36,572,939 km (0.091 R)
• M67: 36,707,877 km (0.063 R)
• M68: 37,588,559 km (0.112 R)
• M69: 38,202,509 km (0.075 R)
• M70: 38,750,935 km (0.07 R)
• M71: 39,786,302 km (0.093 R)
• M72: 40,272,495 km (0.118 R)
• M73: 41,672,731 km (0.115 R)
• M74: 42,095,943 km (0.103 R)
• M75: 42,520,652 km (0.037 R)
• M76: 44,305,055 km (0.085 R)
• M77: 44,881,306 km (0.105 R)
• M78: 45,098,073 km (0.114 R)
• M79: 46,551,716 km (0.096 R)
• M80: 46,844,329 km (0.117 R)
• M81: 48,242,471 km (0.108 R)
• M82: 49,206,928 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.6

Radius: 15

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.94 AU - 12.68 AU

Year: 12917 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 54,634,864 km

• M1: 616,642 km (0.081 R)
• M2: 740,809 km (0.075 R)
• M3: 835,654 km (0.059 R)
• M4: 1,475,633 km (0.106 R)
• M5: 1,599,949 km (0.094 R)
• M6: 1,967,661 km (0.053 R)
• M7: 2,304,705 km (0.086 R)
• M8: 2,814,235 km (0.087 R)
• M9: 3,098,471 km (0.106 R)
• M10: 3,195,261 km (0.083 R)
• M11: 3,972,123 km (0.098 R)
• M12: 4,328,016 km (0.115 R)
• M13: 4,473,425 km (0.104 R)
• M14: 4,694,381 km (0.068 R)
• M15: 5,418,435 km (0.101 R)
• M16: 5,733,937 km (0.09 R)
• M17: 7,012,849 km (0.105 R)
• M18: 7,883,658 km (0.064 R)
• M19: 8,061,979 km (0.093 R)
• M20: 8,196,617 km (0.105 R)
• M21: 8,468,137 km (0.034 R)
• M22: 9,300,500 km (0.113 R)
• M23: 10,450,907 km (0.119 R)
• M24: 10,647,030 km (0.028 R)
• M25: 11,343,109 km (0.092 R)
• M26: 11,849,498 km (0.095 R)
• M27: 12,053,998 km (0.029 R)
• M28: 13,840,346 km (0.105 R)
• M29: 14,218,380 km (0.09 R)
• M30: 14,490,499 km (0.058 R)
• M31: 15,428,477 km (0.089 R)
• M32: 15,540,227 km (0.032 R)
• M33: 16,046,017 km (0.025 R)
• M34: 16,386,203 km (0.108 R)
• M35: 17,247,288 km (0.079 R)
• M36: 19,735,998 km (0.098 R)
• M37: 19,918,059 km (0.068 R)
• M38: 20,100,568 km (0.058 R)
• M39: 20,406,197 km (0.063 R)
• M40: 21,957,227 km (0.115 R)
• M41: 22,335,112 km (0.102 R)
• M42: 22,969,706 km (0.097 R)
• M43: 23,803,564 km (0.047 R)
• M44: 24,062,070 km (0.105 R)
• M45: 25,368,957 km (0.104 R)
• M46: 26,364,231 km (0.085 R)
• M47: 27,507,757 km (0.093 R)
• M48: 28,324,562 km (0.07 R)
• M49: 30,261,555 km (0.096 R)
• M50: 30,822,846 km (0.117 R)
• M51: 30,963,618 km (0.093 R)
• M52: 32,312,542 km (0.047 R)
• M53: 34,335,105 km (0.098 R)
• M54: 35,878,805 km (0.05 R)
• M55: 36,175,308 km (0.052 R)
• M56: 37,294,899 km (0.119 R)
• M57: 37,520,193 km (0.053 R)
• M58: 38,501,705 km (0.038 R)
• M59: 39,186,115 km (0.077 R)
• M60: 39,951,308 km (0.063 R)
• M61: 40,335,625 km (0.114 R)
• M62: 40,566,903 km (0.117 R)
• M63: 40,721,288 km (0.07 R)
• M64: 41,030,806 km (0.105 R)
• M65: 41,574,146 km (0.09 R)
• M66: 42,354,598 km (0.075 R)
• M67: 43,139,837 km (0.076 R)
• M68: 43,297,364 km (0.049 R)
• M69: 44,565,355 km (0.098 R)
• M70: 45,043,919 km (0.114 R)
• M71: 45,444,093 km (0.088 R)
• M72: 46,006,282 km (0.052 R)
• M73: 46,651,647 km (0.07 R)
• M74: 47,706,761 km (0.068 R)
• M75: 47,951,353 km (0.081 R)
• M76: 48,851,783 km (0.115 R)
• M77: 50,337,290 km (0.114 R)
• M78: 52,005,157 km (0.104 R)
• M79: 52,509,002 km (0.108 R)
• M80: 53,521,780 km (0.101 R)
• M81: 53,691,125 km (0.086 R)
• M82: 54,200,356 km (0.107 R)
• M83: 55,480,614 km (0.081 R)
• M84: 57,030,149 km (0.114 R)
• M85: 57,549,702 km (0.104 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557

Radius: 10.6

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 10.6 AU - 11.66 AU

Year: 13495 Days

Day: 12.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 54,634,864 km

• M1: 178,321 km (0.118 R)
• M2: 414,984 km (0.093 R)
• M3: 551,567 km (0.096 R)
• M4: 617,839 km (0.082 R)
• M5: 778,059 km (0.1 R)
• M6: 1,141,282 km (0.103 R)
• M7: 1,273,826 km (0.046 R)
• M8: 1,727,706 km (0.039 R)
• M9: 2,174,704 km (0.08 R)
• M10: 2,369,181 km (0.102 R)
• M11: 2,627,836 km (0.102 R)
• M12: 4,717,120 km (0.119 R)
• M13: 5,043,393 km (0.073 R)
• M14: 5,227,698 km (0.098 R)
• M15: 5,527,492 km (0.092 R)
• M16: 6,380,499 km (0.072 R)
• M17: 6,460,085 km (0.073 R)
• M18: 6,580,212 km (0.082 R)
• M19: 7,232,907 km (0.114 R)
• M20: 8,034,752 km (0.102 R)
• M21: 8,424,305 km (0.076 R)
• M22: 8,643,615 km (0.071 R)
• M23: 9,087,622 km (0.041 R)
• M24: 9,222,260 km (0.05 R)
• M25: 9,402,825 km (0.109 R)
• M26: 10,605,143 km (0.106 R)
• M27: 10,937,250 km (0.037 R)
• M28: 11,032,693 km (0.106 R)
• M29: 11,757,645 km (0.115 R)
• M30: 12,949,491 km (0.094 R)
• M31: 14,702,928 km (0.098 R)
• M32: 16,256,651 km (0.079 R)
• M33: 18,087,430 km (0.105 R)
• M34: 18,998,331 km (0.062 R)
• M35: 19,113,222 km (0.112 R)
• M36: 19,517,286 km (0.084 R)
• M37: 19,691,269 km (0.092 R)
• M38: 19,924,192 km (0.028 R)
• M39: 20,510,317 km (0.063 R)
• M40: 21,042,736 km (0.04 R)
• M41: 21,340,435 km (0.058 R)
• M42: 21,579,642 km (0.118 R)
• M43: 22,606,033 km (0.113 R)
• M44: 22,727,956 km (0.114 R)
• M45: 23,340,260 km (0.073 R)
• M46: 24,144,348 km (0.046 R)
• M47: 26,290,180 km (0.072 R)
• M48: 26,675,245 km (0.042 R)
• M49: 27,385,835 km (0.04 R)
• M50: 28,496,450 km (0.071 R)
• M51: 28,825,864 km (0.113 R)
• M52: 29,821,737 km (0.109 R)
• M53: 30,290,427 km (0.119 R)
• M54: 30,896,448 km (0.107 R)
• M55: 31,234,839 km (0.109 R)
• M56: 31,302,756 km (0.085 R)
• M57: 31,370,673 km (0.117 R)
• M58: 32,257,639 km (0.067 R)
• M59: 32,532,151 km (0.046 R)
• M60: 33,360,624 km (0.095 R)
• M61: 34,405,865 km (0.083 R)
• M62: 34,546,038 km (0.049 R)
• M63: 34,826,983 km (0.105 R)
• M64: 36,242,927 km (0.074 R)
• M65: 36,814,690 km (0.109 R)
• M66: 37,029,811 km (0.04 R)
• M67: 37,389,295 km (0.118 R)
• M68: 37,894,487 km (0.104 R)
• M69: 39,717,487 km (0.095 R)
• M70: 40,454,555 km (0.069 R)
• M71: 41,270,761 km (0.085 R)
• M72: 44,665,436 km (0.088 R)
• M73: 45,278,339 km (0.116 R)
• M74: 45,431,976 km (0.073 R)
• M75: 46,977,920 km (0.055 R)
• M76: 47,523,055 km (0.037 R)
• M77: 48,305,601 km (0.088 R)
• M78: 48,462,529 km (0.111 R)
• M79: 50,200,707 km (0.067 R)
• M80: 51,477,674 km (0.083 R)
• M81: 51,959,380 km (0.086 R)
• M82: 52,523,064 km (0.094 R)
• M83: 52,846,196 km (0.081 R)
• M84: 53,982,092 km (0.072 R)
• M85: 54,308,216 km (0.096 R)
• M86: 54,389,747 km (0.041 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 10,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit