🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.8

Radius: 11.9

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.28 AU - 2.04 AU

Year: 1476 Days

Day: 11.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,989,626 km

• M1: 148,102 km (0.087 R)
• M2: 637,287 km (0.107 R)
• M3: 1,027,438 km (0.115 R)
• M4: 1,706,014 km (0.052 R)
• M5: 2,275,982 km (0.104 R)
• M6: 2,733,303 km (0.11 R)
• M7: 3,236,550 km (0.057 R)
• M8: 3,650,038 km (0.102 R)
• M9: 4,281,042 km (0.102 R)
• M10: 6,372,869 km (0.114 R)
• M11: 7,263,276 km (0.059 R)
• M12: 8,119,574 km (0.113 R)
• M13: 9,072,812 km (0.055 R)
• M14: 10,469,457 km (0.085 R)
• M15: 12,382,216 km (0.1 R)
• M16: 13,684,914 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.6

Radius: 11.8

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.83 AU - 2.69 AU

Year: 2345 Days

Day: 7.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,989,626 km

• M1: 146,756 km (0.112 R)
• M2: 547,079 km (0.065 R)
• M3: 918,381 km (0.058 R)
• M4: 1,429,108 km (0.116 R)
• M5: 2,113,818 km (0.068 R)
• M6: 2,496,190 km (0.09 R)
• M7: 2,990,461 km (0.037 R)
• M8: 3,953,573 km (0.08 R)
• M9: 4,474,921 km (0.076 R)
• M10: 6,048,092 km (0.068 R)
• M11: 6,742,226 km (0.104 R)
• M12: 7,550,803 km (0.111 R)
• M13: 8,591,555 km (0.115 R)
• M14: 10,876,962 km (0.109 R)
• M15: 12,994,819 km (0.119 R)
• M16: 13,495,374 km (0.047 R)
• M17: 14,975,495 km (0.07 R)
• M18: 17,422,018 km (0.106 R)
• M19: 17,975,082 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.3

Radius: 9.2

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.93 AU - 2.99 AU

Year: 2663 Days

Day: 6.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 92,989,626 km

• M1: 114,442 km (0.102 R)
• M2: 443,109 km (0.053 R)
• M3: 962,363 km (0.09 R)
• M4: 1,553,125 km (0.045 R)
• M5: 2,268,951 km (0.054 R)
• M6: 2,858,666 km (0.103 R)
• M7: 3,397,816 km (0.07 R)
• M8: 5,228,894 km (0.114 R)
• M9: 5,519,563 km (0.074 R)
• M10: 9,117,691 km (0.071 R)
• M11: 10,424,279 km (0.097 R)
• M12: 10,814,430 km (0.093 R)
• M13: 12,159,913 km (0.064 R)
• M14: 13,280,850 km (0.115 R)
• M15: 13,697,480 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.1

Radius: 13.2

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.25 AU - 2.75 AU

Year: 2728 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,989,626 km

• M1: 164,109 km (0.108 R)
• M2: 578,046 km (0.115 R)
• M3: 1,199,775 km (0.043 R)
• M4: 1,612,515 km (0.07 R)
• M5: 3,438,806 km (0.069 R)
• M6: 4,171,237 km (0.106 R)
• M7: 5,315,362 km (0.041 R)
• M8: 5,948,011 km (0.092 R)
• M9: 6,406,529 km (0.066 R)
• M10: 7,926,294 km (0.113 R)
• M11: 8,651,544 km (0.052 R)
• M12: 11,135,318 km (0.104 R)
• M13: 12,650,445 km (0.04 R)
• M14: 13,595,604 km (0.038 R)
• M15: 14,346,735 km (0.054 R)
• M16: 15,475,002 km (0.089 R)
• M17: 18,983,371 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.1

Radius: 10.7

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.47 AU - 2.79 AU

Year: 2944 Days

Day: 8.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,989,626 km

• M1: 133,142 km (0.115 R)
• M2: 641,176 km (0.083 R)
• M3: 988,692 km (0.086 R)
• M4: 1,641,687 km (0.089 R)
• M5: 2,413,462 km (0.059 R)
• M6: 2,852,383 km (0.115 R)
• M7: 3,277,689 km (0.107 R)
• M8: 4,062,181 km (0.12 R)
• M9: 4,771,873 km (0.117 R)
• M10: 5,634,005 km (0.082 R)
• M11: 6,950,167 km (0.111 R)
• M12: 7,344,956 km (0.091 R)
• M13: 9,896,498 km (0.044 R)
• M14: 12,040,983 km (0.036 R)
• M15: 12,653,287 km (0.113 R)
• M16: 13,458,572 km (0.109 R)
• M17: 14,433,203 km (0.118 R)
• M18: 15,885,648 km (0.056 R)
• M19: 16,672,234 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.3

Radius: 10.8

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.2 AU - 3.38 AU

Year: 3217 Days

Day: 13.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,989,626 km

• M1: 135,386 km (0.1 R)
• M2: 545,583 km (0.078 R)
• M3: 920,775 km (0.107 R)
• M4: 1,302,848 km (0.102 R)
• M5: 1,981,125 km (0.118 R)
• M6: 2,356,914 km (0.117 R)
• M7: 3,928,440 km (0.101 R)
• M8: 4,910,700 km (0.105 R)
• M9: 6,250,648 km (0.062 R)
• M10: 7,519,836 km (0.095 R)
• M11: 8,093,843 km (0.049 R)
• M12: 8,769,577 km (0.106 R)
• M13: 11,195,755 km (0.11 R)
• M14: 13,739,368 km (0.065 R)
• M15: 15,761,482 km (0.061 R)
• M16: 19,435,157 km (0.032 R)
• M17: 21,237,512 km (0.069 R)
• M18: 22,111,014 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.6

Radius: 5.7

Gravity: 28.15 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.46 AU - 10.48 AU

Year: 23385 Days

Day: 19.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,989,626 km

• M1: 72,405 km (0.105 R)
• M2: 265,686 km (0.113 R)
• M3: 678,426 km (0.102 R)
• M4: 1,387,819 km (0.106 R)
• M5: 1,629,869 km (0.059 R)
• M6: 1,899,743 km (0.051 R)
• M7: 3,440,601 km (0.12 R)
• M8: 3,690,879 km (0.099 R)
• M9: 4,192,929 km (0.094 R)
• M10: 4,515,462 km (0.11 R)
• M11: 5,373,406 km (0.066 R)
• M12: 7,356,026 km (0.041 R)
• M13: 10,219,031 km (0.115 R)
• M14: 11,137,113 km (0.063 R)
• M15: 12,542,285 km (0.066 R)
• M16: 13,670,702 km (0.118 R)
• M17: 16,476,410 km (0.091 R)
• M18: 27,028,296 km (0.102 R)
• M19: 28,394,424 km (0.091 R)
• M20: 30,330,819 km (0.046 R)
• M21: 37,419,364 km (0.115 R)
• M22: 38,647,114 km (0.104 R)
• M23: 39,114,458 km (0.055 R)
• M24: 50,557,199 km (0.116 R)
• M25: 51,490,989 km (0.114 R)
• M26: 52,246,159 km (0.091 R)
• M27: 52,436,148 km (0.119 R)
• M28: 62,319,182 km (0.096 R)
• M29: 65,796,734 km (0.111 R)
• M30: 82,536,586 km (0.085 R)
• M31: 86,458,743 km (0.185 R)
• M32: 89,956,940 km (0.224 R)
• M33: 91,327,106 km (0.106 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: 329 - 16,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit