🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.62 AU - 0.7 AU

Year: 352 Days

Day: 13 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,472,937 km

• M1: 33,061 km (0.083 R)
• M2: 220,058 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.6

Radius: 8.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.58 AU - 0.92 AU

Year: 426 Days

Day: 5.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,472,937 km

• M1: 106,962 km (0.1 R)
• M2: 420,370 km (0.053 R)
• M3: 702,661 km (0.109 R)
• M4: 1,028,485 km (0.043 R)
• M5: 1,324,689 km (0.089 R)
• M6: 1,614,161 km (0.066 R)
• M7: 2,042,011 km (0.117 R)
• M8: 2,340,309 km (0.08 R)
• M9: 2,814,983 km (0.112 R)
• M10: 3,416,217 km (0.097 R)
• M11: 3,724,987 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.5

Radius: 11.6

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.38 AU - 2.2 AU

Year: 1571 Days

Day: 7.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,472,937 km

• M1: 144,661 km (0.114 R)
• M2: 891,903 km (0.112 R)
• M3: 1,539,512 km (0.049 R)
• M4: 2,964,282 km (0.055 R)
• M5: 3,451,372 km (0.111 R)
• M6: 3,944,447 km (0.086 R)
• M7: 5,473,936 km (0.05 R)
• M8: 6,318,416 km (0.117 R)
• M9: 9,575,760 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.3

Radius: 10.3

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.56 AU - 3.58 AU

Year: 3529 Days

Day: 12.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,472,937 km

• M1: 128,056 km (0.118 R)
• M2: 559,047 km (0.079 R)
• M3: 915,689 km (0.062 R)
• M4: 1,714,840 km (0.099 R)
• M5: 2,191,609 km (0.089 R)
• M6: 4,112,894 km (0.097 R)
• M7: 4,837,098 km (0.081 R)
• M8: 5,182,519 km (0.105 R)
• M9: 5,872,016 km (0.091 R)
• M10: 6,677,451 km (0.119 R)
• M11: 8,640,025 km (0.096 R)
• M12: 9,862,688 km (0.081 R)
• M13: 11,117,665 km (0.106 R)
• M14: 13,576,755 km (0.055 R)
• M15: 15,273,643 km (0.097 R)
• M16: 16,275,201 km (0.062 R)
• M17: 17,804,540 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 15

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.13 AU - 5.17 AU

Year: 7667 Days

Day: 9.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,472,937 km

• M1: 186,549 km (0.093 R)
• M2: 732,880 km (0.081 R)
• M3: 1,263,803 km (0.116 R)
• M4: 1,819,409 km (0.101 R)
• M5: 2,420,793 km (0.056 R)
• M6: 3,487,725 km (0.114 R)
• M7: 5,268,837 km (0.044 R)
• M8: 6,054,076 km (0.115 R)
• M9: 6,608,935 km (0.116 R)
• M10: 7,597,178 km (0.097 R)
• M11: 8,361,923 km (0.098 R)
• M12: 9,346,875 km (0.099 R)
• M13: 11,745,826 km (0.091 R)
• M14: 12,404,655 km (0.058 R)
• M15: 16,324,269 km (0.06 R)
• M16: 17,274,515 km (0.097 R)
• M17: 20,275,747 km (0.106 R)
• M18: 20,856,636 km (0.087 R)
• M19: 23,929,376 km (0.047 R)
• M20: 24,414,971 km (0.083 R)
• M21: 26,337,902 km (0.116 R)
• M22: 26,942,726 km (0.082 R)
• M23: 29,547,674 km (0.108 R)
• M24: 31,729,858 km (0.093 R)
• M25: 33,814,504 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.3

Radius: 3.9

Gravity: 59.39 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.98 AU - 8.32 AU

Year: 13880 Days

Day: 21.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,472,937 km

• M1: 48,619 km (0.104 R)
• M2: 198,816 km (0.114 R)
• M3: 563,535 km (0.061 R)
• M4: 875,297 km (0.118 R)
• M5: 1,033,422 km (0.05 R)
• M6: 1,467,854 km (0.054 R)
• M7: 1,884,634 km (0.075 R)
• M8: 2,397,306 km (0.118 R)
• M9: 2,874,822 km (0.111 R)
• M10: 4,719,813 km (0.042 R)
• M11: 5,653,902 km (0.102 R)
• M12: 6,747,762 km (0.058 R)
• M13: 7,367,246 km (0.09 R)
• M14: 7,690,677 km (0.078 R)
• M15: 10,628,480 km (0.103 R)
• M16: 12,603,621 km (0.115 R)
• M17: 13,267,686 km (0.105 R)
• M18: 13,954,938 km (0.117 R)
• M19: 21,332,806 km (0.06 R)
• M20: 23,145,334 km (0.103 R)
• M21: 23,638,708 km (0.084 R)
• M22: 25,057,793 km (0.085 R)
• M23: 25,473,525 km (0.114 R)
• M24: 27,073,175 km (0.095 R)
• M25: 30,707,357 km (0.114 R)
• M26: 30,944,768 km (0.096 R)
• M27: 33,889,154 km (0.115 R)
• M28: 34,525,244 km (0.089 R)
• M29: 36,084,353 km (0.077 R)
• M30: 40,044,508 km (0.094 R)
• M31: 43,982,971 km (0.039 R)
• M32: 52,788,750 km (0.097 R)
• M33: 53,642,954 km (0.091 R)
• M34: 53,987,328 km (0.095 R)
• M35: 54,333,049 km (0.089 R)
• M36: 58,963,253 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.7

Radius: 4.6

Gravity: 27.63 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.5 AU - 12.18 AU

Year: 21812 Days

Day: 23 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,472,937 km

• M1: 61,335 km (0.029 R)
• M2: 315,053 km (0.072 R)
• M3: 459,714 km (0.054 R)
• M4: 754,871 km (0.089 R)
• M5: 962,961 km (0.06 R)
• M6: 2,378,008 km (0.064 R)
• M7: 6,390,671 km (0.113 R)
• M8: 7,160,801 km (0.029 R)
• M9: 8,350,703 km (0.099 R)
• M10: 10,134,358 km (0.065 R)
• M11: 10,373,715 km (0.038 R)
• M12: 10,988,861 km (0.073 R)
• M13: 11,241,682 km (0.072 R)
• M14: 13,693,890 km (0.061 R)
• M15: 17,317,001 km (0.114 R)
• M16: 23,663,242 km (0.045 R)
• M17: 31,148,371 km (0.118 R)
• M18: 34,268,235 km (0.098 R)
• M19: 35,765,410 km (0.1 R)
• M20: 37,876,386 km (0.094 R)
• M21: 62,921,164 km (0.102 R)
• M22: 68,940,533 km (0.07 R)
• M23: 75,559,641 km (0.029 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 15,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit