🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911

Radius: 14.6

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.4 AU - 0.62 AU

Year: 251 Days

Day: 12.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,207,919 km

• M1: 181,761 km (0.08 R)
• M2: 676,930 km (0.119 R)
• M3: 1,196,484 km (0.09 R)
• M4: 2,095,118 km (0.083 R)
• M5: 2,575,627 km (0.091 R)
• M6: 3,606,954 km (0.109 R)
• M7: 4,168,993 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.3

Radius: 12

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.58 AU - 0.78 AU

Year: 387 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,207,919 km

• M1: 149,299 km (0.092 R)
• M2: 639,381 km (0.091 R)
• M3: 1,093,860 km (0.04 R)
• M4: 1,559,259 km (0.115 R)
• M5: 2,131,770 km (0.088 R)
• M6: 2,538,377 km (0.069 R)
• M7: 3,158,460 km (0.096 R)
• M8: 3,802,179 km (0.032 R)
• M9: 5,134,498 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342

Radius: 8.4

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.71 AU - 0.77 AU

Year: 439 Days

Day: 13 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,207,919 km

• M1: 106,962 km (0.06 R)
• M2: 464,950 km (0.079 R)
• M3: 1,329,775 km (0.117 R)
• M4: 1,832,724 km (0.082 R)
• M5: 2,547,053 km (0.092 R)
• M6: 3,793,054 km (0.054 R)
• M7: 4,150,294 km (0.109 R)
• M8: 4,449,340 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.8

Radius: 8

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.51 AU - 1.61 AU

Year: 1345 Days

Day: 10.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,207,919 km

• M1: 99,483 km (0.054 R)
• M2: 368,759 km (0.116 R)
• M3: 619,784 km (0.055 R)
• M4: 916,437 km (0.027 R)
• M5: 1,215,931 km (0.063 R)
• M6: 1,491,790 km (0.053 R)
• M7: 2,017,776 km (0.087 R)
• M8: 2,597,019 km (0.11 R)
• M9: 3,089,645 km (0.108 R)
• M10: 4,352,400 km (0.11 R)
• M11: 4,614,646 km (0.116 R)
• M12: 4,967,397 km (0.104 R)
• M13: 5,660,783 km (0.045 R)
• M14: 6,298,370 km (0.05 R)
• M15: 6,610,281 km (0.105 R)
• M16: 7,110,237 km (0.103 R)
• M17: 8,703,455 km (0.076 R)
• M18: 9,000,556 km (0.089 R)
• M19: 9,996,728 km (0.066 R)
• M20: 11,064,558 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.7

Radius: 8.7

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.62 AU - 2.62 AU

Year: 2131 Days

Day: 10 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,207,919 km

• M1: 108,159 km (0.08 R)
• M2: 476,768 km (0.089 R)
• M3: 809,025 km (0.11 R)
• M4: 1,289,534 km (0.045 R)
• M5: 1,610,122 km (0.104 R)
• M6: 2,654,016 km (0.105 R)
• M7: 3,102,361 km (0.093 R)
• M8: 3,634,331 km (0.106 R)
• M9: 3,967,485 km (0.12 R)
• M10: 4,244,840 km (0.101 R)
• M11: 4,859,388 km (0.065 R)
• M12: 5,330,621 km (0.08 R)
• M13: 6,216,091 km (0.099 R)
• M14: 6,902,595 km (0.109 R)
• M15: 7,196,555 km (0.114 R)
• M16: 10,334,071 km (0.071 R)
• M17: 11,150,427 km (0.072 R)
• M18: 12,951,286 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.1

Radius: 11.9

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.91 AU - 3.01 AU

Year: 2663 Days

Day: 14.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,207,919 km

• M1: 147,952 km (0.056 R)
• M2: 588,368 km (0.043 R)
• M3: 1,144,125 km (0.093 R)
• M4: 1,761,964 km (0.102 R)
• M5: 2,654,465 km (0.08 R)
• M6: 4,930,596 km (0.038 R)
• M7: 5,342,439 km (0.087 R)
• M8: 6,545,056 km (0.119 R)
• M9: 7,256,245 km (0.115 R)
• M10: 8,798,150 km (0.108 R)
• M11: 10,587,789 km (0.09 R)
• M12: 11,359,266 km (0.089 R)
• M13: 12,923,610 km (0.053 R)
• M14: 13,475,627 km (0.076 R)
• M15: 14,091,371 km (0.107 R)
• M16: 17,234,722 km (0.08 R)
• M17: 18,764,959 km (0.058 R)
• M18: 20,260,788 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.4

Radius: 10.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.22 AU - 4 AU

Year: 4734 Days

Day: 12.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,207,919 km

• M1: 129,402 km (0.074 R)
• M2: 506,389 km (0.092 R)
• M3: 1,295,368 km (0.107 R)
• M4: 2,245,314 km (0.07 R)
• M5: 2,625,891 km (0.067 R)
• M6: 3,178,955 km (0.067 R)
• M7: 4,054,850 km (0.107 R)
• M8: 5,314,464 km (0.109 R)
• M9: 7,184,438 km (0.066 R)
• M10: 9,701,422 km (0.083 R)
• M11: 10,870,679 km (0.111 R)
• M12: 14,156,895 km (0.111 R)
• M13: 16,801,786 km (0.104 R)
• M14: 17,160,521 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.3

Radius: 9.8

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.57 AU - 5.37 AU

Year: 7648 Days

Day: 10.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,207,919 km

• M1: 122,072 km (0.115 R)
• M2: 509,680 km (0.084 R)
• M3: 815,757 km (0.031 R)
• M4: 1,190,051 km (0.038 R)
• M5: 1,506,600 km (0.099 R)
• M6: 2,052,483 km (0.082 R)
• M7: 2,873,027 km (0.077 R)
• M8: 3,539,635 km (0.067 R)
• M9: 4,715,624 km (0.114 R)
• M10: 5,123,129 km (0.117 R)
• M11: 5,436,835 km (0.115 R)
• M12: 5,915,997 km (0.108 R)
• M13: 7,856,282 km (0.105 R)
• M14: 8,991,281 km (0.109 R)
• M15: 12,176,369 km (0.067 R)
• M16: 14,355,262 km (0.097 R)
• M17: 15,389,283 km (0.053 R)
• M18: 16,719,656 km (0.095 R)
• M19: 20,807,867 km (0.096 R)
• M20: 26,015,967 km (0.115 R)
• M21: 26,521,010 km (0.102 R)
• M22: 28,163,295 km (0.119 R)
• M23: 28,785,024 km (0.087 R)
• M24: 29,144,508 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.3

Radius: 4.5

Gravity: 46.53 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.67 AU - 7.41 AU

Year: 10246 Days

Day: 22.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,207,919 km

• M1: 56,099 km (0.115 R)
• M2: 286,031 km (0.074 R)
• M3: 469,737 km (0.092 R)
• M4: 731,833 km (0.089 R)
• M5: 996,322 km (0.069 R)
• M6: 1,335,460 km (0.091 R)
• M7: 1,652,907 km (0.089 R)
• M8: 2,666,283 km (0.063 R)
• M9: 3,217,401 km (0.053 R)
• M10: 3,417,115 km (0.074 R)
• M11: 4,541,941 km (0.073 R)
• M12: 5,675,294 km (0.104 R)
• M13: 6,307,495 km (0.108 R)
• M14: 11,982,341 km (0.071 R)
• M15: 13,849,172 km (0.025 R)
• M16: 14,111,866 km (0.107 R)
• M17: 16,189,332 km (0.062 R)
• M18: 18,860,402 km (0.102 R)
• M19: 22,798,566 km (0.091 R)
• M20: 26,944,671 km (0.105 R)
• M21: 29,033,656 km (0.103 R)
• M22: 29,248,328 km (0.102 R)
• M23: 30,669,359 km (0.036 R)
• M24: 31,003,710 km (0.064 R)
• M25: 31,566,348 km (0.091 R)
• M26: 36,315,332 km (0.081 R)
• M27: 51,939,034 km (0.114 R)
• M28: 52,414,157 km (0.106 R)
• M29: 54,018,445 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.9

Radius: 4.3

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.15 AU - 11.61 AU

Year: 19830 Days

Day: 17.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,207,919 km

• M1: 53,556 km (0.078 R)
• M2: 235,467 km (0.068 R)
• M3: 370,105 km (0.043 R)
• M4: 710,291 km (0.1 R)
• M5: 1,247,048 km (0.068 R)
• M6: 1,495,081 km (0.116 R)
• M7: 2,673,464 km (0.049 R)
• M8: 2,897,860 km (0.074 R)
• M9: 3,159,208 km (0.105 R)
• M10: 3,410,233 km (0.078 R)
• M11: 3,701,500 km (0.114 R)
• M12: 4,184,252 km (0.091 R)
• M13: 5,068,825 km (0.106 R)
• M14: 5,699,529 km (0.089 R)
• M15: 6,302,558 km (0.063 R)
• M16: 8,652,442 km (0.052 R)
• M17: 11,066,652 km (0.091 R)
• M18: 16,642,015 km (0.056 R)
• M19: 16,867,160 km (0.034 R)
• M20: 21,630,356 km (0.042 R)
• M21: 21,808,826 km (0.109 R)
• M22: 22,350,520 km (0.08 R)
• M23: 22,624,584 km (0.076 R)
• M24: 25,689,844 km (0.113 R)
• M25: 27,845,100 km (0.086 R)
• M26: 28,268,762 km (0.073 R)
• M27: 34,175,484 km (0.06 R)
• M28: 37,286,970 km (0.098 R)
• M29: 38,321,140 km (0.082 R)
• M30: 38,845,331 km (0.068 R)
• M31: 41,400,762 km (0.091 R)
• M32: 43,071,172 km (0.029 R)
• M33: 43,353,912 km (0.079 R)
• M34: 49,116,870 km (0.059 R)
• M35: 50,672,688 km (0.112 R)
• M36: 52,261,119 km (0.057 R)
• M37: 53,229,765 km (0.089 R)
• M38: 54,375,086 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 11,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit