🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.5 AU - 0.5 AU

Year: 232 Days

Day: 33.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,519,987 km

• M1: 541,245 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.4

Radius: 10.1

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.01 AU - 2.77 AU

Year: 2424 Days

Day: 11.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,519,987 km

• M1: 125,662 km (0.097 R)
• M2: 753,973 km (0.114 R)
• M3: 1,096,253 km (0.082 R)
• M4: 1,487,302 km (0.105 R)
• M5: 1,827,039 km (0.115 R)
• M6: 2,407,329 km (0.093 R)
• M7: 4,489,283 km (0.069 R)
• M8: 5,056,258 km (0.106 R)
• M9: 5,608,723 km (0.087 R)
• M10: 6,444,826 km (0.102 R)
• M11: 7,215,404 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.6

Radius: 9.1

Gravity: 11.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.17 AU - 2.67 AU

Year: 2470 Days

Day: 10.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,519,987 km

• M1: 114,442 km (0.094 R)
• M2: 1,109,867 km (0.06 R)
• M3: 1,416,841 km (0.09 R)
• M4: 3,162,798 km (0.114 R)
• M5: 3,560,878 km (0.038 R)
• M6: 3,971,823 km (0.055 R)
• M7: 6,464,423 km (0.068 R)
• M8: 7,107,844 km (0.093 R)
• M9: 9,187,553 km (0.1 R)
• M10: 9,588,476 km (0.096 R)
• M11: 10,000,917 km (0.119 R)
• M12: 11,022,970 km (0.117 R)
• M13: 11,643,501 km (0.048 R)
• M14: 14,071,625 km (0.106 R)
• M15: 14,703,077 km (0.097 R)
• M16: 15,151,123 km (0.107 R)
• M17: 19,544,214 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.6

Radius: 10.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.06 AU - 3.42 AU

Year: 2975 Days

Day: 12.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,519,987 km

• M1: 129,402 km (0.099 R)
• M2: 522,845 km (0.118 R)
• M3: 870,959 km (0.115 R)
• M4: 1,219,223 km (0.086 R)
• M5: 1,875,509 km (0.115 R)
• M6: 2,602,704 km (0.063 R)
• M7: 3,007,216 km (0.064 R)
• M8: 3,674,423 km (0.1 R)
• M9: 4,567,073 km (0.082 R)
• M10: 5,648,666 km (0.079 R)
• M11: 6,951,065 km (0.049 R)
• M12: 7,797,789 km (0.103 R)
• M13: 8,246,283 km (0.084 R)
• M14: 8,745,791 km (0.067 R)
• M15: 9,659,535 km (0.098 R)
• M16: 11,107,791 km (0.105 R)
• M17: 11,471,015 km (0.071 R)
• M18: 11,967,530 km (0.086 R)
• M19: 12,783,288 km (0.115 R)
• M20: 13,912,452 km (0.089 R)
• M21: 15,804,865 km (0.049 R)
• M22: 17,589,867 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.1

Radius: 8.3

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.33 AU - 3.55 AU

Year: 3307 Days

Day: 12.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,519,987 km

• M1: 103,522 km (0.12 R)
• M2: 653,144 km (0.105 R)
• M3: 1,084,285 km (0.112 R)
• M4: 1,897,051 km (0.086 R)
• M5: 2,949,023 km (0.095 R)
• M6: 3,224,283 km (0.084 R)
• M7: 3,727,979 km (0.074 R)
• M8: 4,435,726 km (0.081 R)
• M9: 4,963,358 km (0.08 R)
• M10: 5,980,025 km (0.107 R)
• M11: 6,282,512 km (0.049 R)
• M12: 8,835,250 km (0.103 R)
• M13: 10,049,387 km (0.086 R)
• M14: 10,359,802 km (0.099 R)
• M15: 10,959,091 km (0.065 R)
• M16: 11,665,941 km (0.094 R)
• M17: 12,139,269 km (0.09 R)
• M18: 12,491,572 km (0.093 R)
• M19: 13,402,174 km (0.05 R)
• M20: 13,731,140 km (0.095 R)
• M21: 14,750,350 km (0.102 R)
• M22: 16,028,514 km (0.051 R)
• M23: 18,224,761 km (0.1 R)
• M24: 18,512,587 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.2

Radius: 10.1

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.11 AU - 5.73 AU

Year: 8278 Days

Day: 7 Hours

Environment

Temp: -210 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,519,987 km

• M1: 125,662 km (0.117 R)
• M2: 609,761 km (0.109 R)
• M3: 1,028,934 km (0.051 R)
• M4: 1,584,690 km (0.12 R)
• M5: 2,043,208 km (0.094 R)
• M6: 2,476,294 km (0.058 R)
• M7: 2,970,116 km (0.059 R)
• M8: 3,576,137 km (0.075 R)
• M9: 4,738,513 km (0.055 R)
• M10: 7,914,326 km (0.112 R)
• M11: 9,169,302 km (0.109 R)
• M12: 13,489,988 km (0.105 R)
• M13: 14,394,008 km (0.119 R)
• M14: 15,337,970 km (0.059 R)
• M15: 15,792,299 km (0.04 R)
• M16: 17,842,239 km (0.098 R)
• M17: 19,910,130 km (0.109 R)
• M18: 27,825,503 km (0.042 R)
• M19: 29,189,088 km (0.045 R)
• M20: 31,629,627 km (0.114 R)
• M21: 32,685,489 km (0.119 R)
• M22: 35,994,295 km (0.044 R)
• M23: 36,681,847 km (0.105 R)
• M24: 39,398,843 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.3

Radius: 5.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.25 AU - 7.07 AU

Year: 10030 Days

Day: 19.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,519,987 km

• M1: 73,153 km (0.059 R)
• M2: 258,655 km (0.063 R)
• M3: 525,537 km (0.048 R)
• M4: 1,532,481 km (0.06 R)
• M5: 4,941,517 km (0.052 R)
• M6: 7,987,778 km (0.114 R)
• M7: 8,452,579 km (0.12 R)
• M8: 11,670,429 km (0.049 R)
• M9: 12,052,801 km (0.108 R)
• M10: 15,016,485 km (0.1 R)
• M11: 15,468,719 km (0.097 R)
• M12: 17,205,251 km (0.084 R)
• M13: 19,956,954 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.3

Radius: 6.7

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.57 AU - 7.11 AU

Year: 11735 Days

Day: 16.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,519,987 km

• M1: 102,923 km (0.114 R)
• M2: 664,813 km (0.106 R)
• M3: 1,753,736 km (0.114 R)
• M4: 2,804,511 km (0.118 R)
• M5: 3,266,170 km (0.064 R)
• M6: 4,137,129 km (0.043 R)
• M7: 4,861,632 km (0.114 R)
• M8: 5,088,123 km (0.041 R)
• M9: 5,738,574 km (0.045 R)
• M10: 6,065,446 km (0.099 R)
• M11: 7,714,463 km (0.035 R)
• M12: 12,701,757 km (0.082 R)
• M13: 18,301,355 km (0.037 R)
• M14: 33,319,784 km (0.103 R)
• M15: 34,971,494 km (0.117 R)
• M16: 35,574,374 km (0.098 R)
• M17: 36,800,927 km (0.108 R)
• M18: 37,676,074 km (0.104 R)
• M19: 39,467,957 km (0.077 R)
• M20: 43,914,904 km (0.036 R)
• M21: 49,739,048 km (0.095 R)
• M22: 51,271,529 km (0.118 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 12,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit