🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.2

Radius: 14.4

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.55 AU - 1.63 AU

Year: 1275 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,962,424 km

• M1: 179,218 km (0.116 R)
• M2: 658,829 km (0.082 R)
• M3: 1,274,125 km (0.102 R)
• M4: 2,559,171 km (0.062 R)
• M5: 3,690,729 km (0.106 R)
• M6: 4,482,251 km (0.074 R)
• M7: 5,191,046 km (0.054 R)
• M8: 6,449,164 km (0.071 R)
• M9: 6,996,692 km (0.096 R)
• M10: 7,501,136 km (0.096 R)
• M11: 8,746,539 km (0.069 R)
• M12: 9,418,832 km (0.102 R)
• M13: 10,005,405 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.8

Radius: 10.4

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.12 AU - 2.28 AU

Year: 2075 Days

Day: 8 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,962,424 km

• M1: 129,402 km (0.087 R)
• M2: 542,591 km (0.101 R)
• M3: 883,076 km (0.118 R)
• M4: 1,346,381 km (0.099 R)
• M5: 2,308,445 km (0.092 R)
• M6: 2,759,333 km (0.033 R)
• M7: 3,268,713 km (0.098 R)
• M8: 3,803,227 km (0.083 R)
• M9: 4,276,106 km (0.119 R)
• M10: 4,745,544 km (0.072 R)
• M11: 5,667,815 km (0.091 R)
• M12: 6,337,714 km (0.1 R)
• M13: 6,813,136 km (0.103 R)
• M14: 7,283,771 km (0.097 R)
• M15: 7,955,016 km (0.082 R)
• M16: 8,571,659 km (0.052 R)
• M17: 8,989,486 km (0.072 R)
• M18: 10,396,902 km (0.119 R)
• M19: 10,872,324 km (0.095 R)
• M20: 12,104,861 km (0.117 R)
• M21: 12,796,303 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.7

Radius: 13.9

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.09 AU - 2.65 AU

Year: 2320 Days

Day: 15 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,962,424 km

• M1: 178,470 km (0.074 R)
• M2: 626,366 km (0.098 R)
• M3: 1,220,569 km (0.062 R)
• M4: 1,825,692 km (0.1 R)
• M5: 2,599,413 km (0.07 R)
• M6: 3,032,050 km (0.095 R)
• M7: 3,781,834 km (0.048 R)
• M8: 4,221,353 km (0.117 R)
• M9: 4,978,767 km (0.078 R)
• M10: 6,414,607 km (0.091 R)
• M11: 7,505,475 km (0.11 R)
• M12: 8,651,544 km (0.079 R)
• M13: 9,318,003 km (0.094 R)
• M14: 9,911,308 km (0.038 R)
• M15: 10,678,745 km (0.09 R)
• M16: 12,291,410 km (0.086 R)
• M17: 15,172,964 km (0.068 R)
• M18: 16,044,671 km (0.095 R)
• M19: 17,519,107 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.4

Radius: 9.5

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.45 AU - 2.65 AU

Year: 2589 Days

Day: 10.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,962,424 km

• M1: 118,182 km (0.068 R)
• M2: 417,528 km (0.108 R)
• M3: 805,585 km (0.099 R)
• M4: 1,120,937 km (0.076 R)
• M5: 1,463,217 km (0.094 R)
• M6: 1,898,247 km (0.109 R)
• M7: 2,391,322 km (0.084 R)
• M8: 2,968,022 km (0.109 R)
• M9: 3,476,655 km (0.087 R)
• M10: 4,883,622 km (0.086 R)
• M11: 6,371,373 km (0.095 R)
• M12: 6,718,291 km (0.082 R)
• M13: 7,449,974 km (0.059 R)
• M14: 8,048,216 km (0.087 R)
• M15: 10,916,306 km (0.094 R)
• M16: 11,846,955 km (0.031 R)
• M17: 16,698,414 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.5

Radius: 13.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.38 AU - 5.92 AU

Year: 7431 Days

Day: 10.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,962,424 km

• M1: 172,935 km (0.075 R)
• M2: 903,272 km (0.119 R)
• M3: 2,057,270 km (0.112 R)
• M4: 3,449,876 km (0.049 R)
• M5: 4,597,442 km (0.118 R)
• M6: 5,041,299 km (0.065 R)
• M7: 5,835,364 km (0.114 R)
• M8: 6,777,382 km (0.119 R)
• M9: 8,301,635 km (0.08 R)
• M10: 8,844,226 km (0.049 R)
• M11: 10,571,034 km (0.083 R)
• M12: 11,349,392 km (0.053 R)
• M13: 13,227,743 km (0.105 R)
• M14: 15,478,443 km (0.041 R)
• M15: 16,847,413 km (0.049 R)
• M16: 21,223,749 km (0.086 R)
• M17: 21,947,055 km (0.036 R)
• M18: 24,294,395 km (0.089 R)
• M19: 27,140,494 km (0.086 R)
• M20: 28,951,227 km (0.047 R)
• M21: 30,383,926 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.6

Radius: 6.6

Gravity: 22.17 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.65 AU - 7.89 AU

Year: 11200 Days

Day: 23.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,962,424 km

• M1: 83,625 km (0.07 R)
• M2: 328,218 km (0.107 R)
• M3: 1,008,290 km (0.103 R)
• M4: 2,760,081 km (0.117 R)
• M5: 3,462,892 km (0.05 R)
• M6: 3,676,368 km (0.052 R)
• M7: 4,494,070 km (0.115 R)
• M8: 6,808,648 km (0.071 R)
• M9: 8,650,497 km (0.041 R)
• M10: 17,803,942 km (0.093 R)
• M11: 18,041,653 km (0.077 R)
• M12: 18,361,942 km (0.057 R)
• M13: 25,994,874 km (0.092 R)
• M14: 28,945,692 km (0.07 R)
• M15: 30,501,510 km (0.062 R)
• M16: 33,297,045 km (0.085 R)
• M17: 37,934,280 km (0.067 R)
• M18: 41,996,161 km (0.082 R)
• M19: 42,700,169 km (0.076 R)
• M20: 57,788,909 km (0.107 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 10,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit