🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.53 AU - 0.79 AU

Year: 225 Days

Day: 13.1 Hours

Environment

Temp: 25 °C

Axial Tilt: 43.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.66 AU - 0.94 AU

Year: 300 Days

Day: 32.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.2

Radius: 9.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.07 AU - 3.25 AU

Year: 2353 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 73,856,090 km

• M1: 123,568 km (0.091 R)
• M2: 1,038,359 km (0.062 R)
• M3: 3,510,464 km (0.102 R)
• M4: 5,292,324 km (0.094 R)
• M5: 5,652,406 km (0.115 R)
• M6: 6,337,714 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.5

Radius: 10.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.22 AU - 4.08 AU

Year: 2922 Days

Day: 7.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,856,090 km

• M1: 133,142 km (0.094 R)
• M2: 501,153 km (0.119 R)
• M3: 860,487 km (0.079 R)
• M4: 1,399,787 km (0.071 R)
• M5: 2,064,002 km (0.105 R)
• M6: 2,687,675 km (0.115 R)
• M7: 3,181,947 km (0.044 R)
• M8: 3,620,268 km (0.052 R)
• M9: 4,203,700 km (0.094 R)
• M10: 4,942,863 km (0.12 R)
• M11: 5,331,369 km (0.086 R)
• M12: 6,563,607 km (0.056 R)
• M13: 7,589,848 km (0.112 R)
• M14: 8,009,470 km (0.051 R)
• M15: 10,150,365 km (0.092 R)
• M16: 10,541,115 km (0.088 R)
• M17: 12,337,187 km (0.12 R)
• M18: 13,009,330 km (0.118 R)
• M19: 13,470,690 km (0.112 R)
• M20: 16,101,518 km (0.115 R)
• M21: 17,845,979 km (0.088 R)
• M22: 18,998,331 km (0.1 R)
• M23: 20,756,405 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.3

Radius: 11.1

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.97 AU - 6.91 AU

Year: 6065 Days

Day: 9 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,856,090 km

• M1: 138,228 km (0.086 R)
• M2: 758,910 km (0.092 R)
• M3: 1,173,745 km (0.119 R)
• M4: 2,096,913 km (0.051 R)
• M5: 3,866,058 km (0.052 R)
• M6: 4,576,199 km (0.072 R)
• M7: 5,210,643 km (0.12 R)
• M8: 8,061,530 km (0.084 R)
• M9: 8,571,659 km (0.113 R)
• M10: 9,026,137 km (0.106 R)
• M11: 10,024,703 km (0.109 R)
• M12: 13,212,185 km (0.108 R)
• M13: 16,378,573 km (0.119 R)
• M14: 16,785,031 km (0.107 R)
• M15: 18,354,163 km (0.106 R)
• M16: 20,283,676 km (0.065 R)
• M17: 20,685,197 km (0.098 R)
• M18: 24,241,138 km (0.11 R)
• M19: 26,005,944 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.2

Radius: 9.4

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.2 AU - 11.46 AU

Year: 12913 Days

Day: 9.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,856,090 km

• M1: 116,986 km (0.088 R)
• M2: 581,188 km (0.064 R)
• M3: 882,478 km (0.105 R)
• M4: 1,343,389 km (0.08 R)
• M5: 1,746,256 km (0.116 R)
• M6: 2,247,558 km (0.112 R)
• M7: 3,411,280 km (0.039 R)
• M8: 3,886,253 km (0.101 R)
• M9: 4,712,483 km (0.063 R)
• M10: 5,201,069 km (0.084 R)
• M11: 6,590,833 km (0.091 R)
• M12: 7,674,670 km (0.098 R)
• M13: 8,305,375 km (0.094 R)
• M14: 9,721,618 km (0.092 R)
• M15: 13,025,786 km (0.105 R)
• M16: 15,067,348 km (0.059 R)
• M17: 15,769,261 km (0.088 R)
• M18: 19,199,540 km (0.12 R)
• M19: 19,609,139 km (0.1 R)
• M20: 20,360,869 km (0.093 R)
• M21: 21,305,579 km (0.076 R)
• M22: 24,030,654 km (0.088 R)
• M23: 25,085,469 km (0.106 R)
• M24: 28,014,146 km (0.107 R)
• M25: 29,074,795 km (0.113 R)
• M26: 32,532,899 km (0.09 R)
• M27: 36,756,047 km (0.104 R)
• M28: 40,387,236 km (0.084 R)
• M29: 42,427,602 km (0.115 R)
• M30: 45,833,496 km (0.074 R)
• M31: 48,655,959 km (0.032 R)
• M32: 53,506,521 km (0.045 R)
• M33: 53,830,101 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.4

Radius: 4.6

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.13 AU - 13.35 AU

Year: 17941 Days

Day: 20.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,856,090 km

• M1: 57,296 km (0.073 R)
• M2: 216,319 km (0.112 R)
• M3: 422,464 km (0.106 R)
• M4: 659,577 km (0.116 R)
• M5: 1,206,058 km (0.107 R)
• M6: 1,701,676 km (0.073 R)
• M7: 2,058,168 km (0.108 R)
• M8: 2,898,758 km (0.055 R)
• M9: 3,082,614 km (0.072 R)
• M10: 3,519,440 km (0.072 R)
• M11: 5,255,224 km (0.099 R)
• M12: 6,172,408 km (0.073 R)
• M13: 7,996,455 km (0.111 R)
• M14: 11,013,246 km (0.059 R)
• M15: 11,361,360 km (0.06 R)
• M16: 12,502,941 km (0.117 R)
• M17: 16,902,764 km (0.112 R)
• M18: 19,231,105 km (0.079 R)
• M19: 28,030,003 km (0.057 R)
• M20: 31,970,262 km (0.118 R)
• M21: 32,272,300 km (0.088 R)
• M22: 34,229,489 km (0.044 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 189

Radius: 7.4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 12.68 AU - 15.04 AU

Year: 21619 Days

Day: 19 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,856,090 km

• M1: 98,884 km (0.036 R)
• M2: 514,916 km (0.117 R)
• M3: 1,963,622 km (0.073 R)
• M4: 2,927,331 km (0.092 R)
• M5: 6,485,666 km (0.094 R)
• M6: 7,330,744 km (0.074 R)
• M7: 10,253,588 km (0.108 R)
• M8: 11,739,843 km (0.113 R)
• M9: 14,197,586 km (0.077 R)
• M10: 25,189,140 km (0.119 R)
• M11: 28,598,027 km (0.108 R)
• M12: 30,195,133 km (0.058 R)
• M13: 42,799,502 km (0.109 R)
• M14: 45,882,265 km (0.091 R)
• M15: 47,624,632 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.2

Radius: 7

Gravity: 12.41 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 13.55 AU - 16.33 AU

Year: 24194 Days

Day: 20.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,856,090 km

• M1: 89,310 km (0.09 R)
• M2: 578,944 km (0.062 R)
• M3: 1,528,142 km (0.058 R)
• M4: 2,679,447 km (0.069 R)
• M5: 3,013,799 km (0.062 R)
• M6: 3,797,692 km (0.064 R)
• M7: 5,159,930 km (0.106 R)
• M8: 5,556,065 km (0.106 R)
• M9: 5,845,387 km (0.038 R)
• M10: 8,864,123 km (0.1 R)
• M11: 9,145,516 km (0.042 R)
• M12: 13,002,748 km (0.106 R)
• M13: 15,205,876 km (0.037 R)
• M14: 16,862,822 km (0.077 R)
• M15: 17,912,849 km (0.086 R)
• M16: 19,474,052 km (0.093 R)
• M17: 20,239,246 km (0.069 R)
• M18: 20,925,152 km (0.08 R)
• M19: 22,033,971 km (0.11 R)
• M20: 23,824,059 km (0.088 R)
• M21: 24,149,734 km (0.076 R)
• M22: 25,822,687 km (0.05 R)
• M23: 31,563,505 km (0.114 R)
• M24: 33,154,628 km (0.038 R)
• M25: 36,928,982 km (0.105 R)
• M26: 38,694,836 km (0.073 R)
• M27: 43,193,094 km (0.114 R)
• M28: 47,683,274 km (0.094 R)
• M29: 49,598,576 km (0.092 R)
• M30: 59,948,504 km (0.064 R)
• M31: 61,564,461 km (0.076 R)
• M32: 62,383,210 km (0.079 R)
• M33: 67,665,810 km (0.116 R)
• M34: 72,327,279 km (0.082 R)
• M35: 81,298,514 km (0.047 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.7

Radius: 6.6

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 15.08 AU - 17.1 AU

Year: 27041 Days

Day: 21.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,856,090 km

• M1: 82,279 km (0.087 R)
• M2: 413,489 km (0.091 R)
• M3: 629,059 km (0.1 R)
• M4: 1,319,752 km (0.097 R)
• M5: 2,322,657 km (0.11 R)
• M6: 3,438,806 km (0.091 R)
• M7: 4,491,975 km (0.069 R)
• M8: 4,839,042 km (0.092 R)
• M9: 5,279,159 km (0.069 R)
• M10: 5,547,837 km (0.116 R)
• M11: 6,366,437 km (0.114 R)
• M12: 6,760,029 km (0.107 R)
• M13: 7,357,074 km (0.065 R)
• M14: 9,248,589 km (0.117 R)
• M15: 15,003,769 km (0.067 R)
• M16: 20,435,967 km (0.092 R)
• M17: 21,485,246 km (0.104 R)
• M18: 25,822,836 km (0.104 R)
• M19: 30,220,116 km (0.076 R)
• M20: 32,339,469 km (0.087 R)
• M21: 33,631,247 km (0.104 R)
• M22: 38,280,898 km (0.053 R)
• M23: 41,507,276 km (0.111 R)
• M24: 51,045,636 km (0.074 R)
• M25: 58,281,535 km (0.079 R)
• M26: 59,998,769 km (0.076 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: 395 - 14,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit