🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.3 AU - 1.4 AU

Year: 556 Days

Day: 44.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.21 AU - 5.27 AU

Year: 3661 Days

Day: 47.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.6

Radius: 10.4

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.59 AU - 9.23 AU

Year: 7156 Days

Day: 12.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,604,681 km

• M1: 129,402 km (0.104 R)
• M2: 1,007,841 km (0.097 R)
• M3: 1,865,186 km (0.044 R)
• M4: 2,314,129 km (0.087 R)
• M5: 3,949,683 km (0.097 R)
• M6: 6,032,983 km (0.066 R)
• M7: 6,789,948 km (0.093 R)
• M8: 7,679,906 km (0.064 R)
• M9: 8,607,263 km (0.119 R)
• M10: 8,998,462 km (0.064 R)
• M11: 11,136,065 km (0.093 R)
• M12: 13,435,235 km (0.056 R)
• M13: 14,394,158 km (0.099 R)
• M14: 15,341,112 km (0.12 R)
• M15: 17,984,656 km (0.078 R)
• M16: 20,293,699 km (0.089 R)
• M17: 20,848,109 km (0.087 R)
• M18: 28,139,659 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.3

Radius: 10.1

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.63 AU - 7.87 AU

Year: 7654 Days

Day: 12.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,604,681 km

• M1: 139,425 km (0.114 R)
• M2: 466,895 km (0.096 R)
• M3: 855,849 km (0.059 R)
• M4: 1,528,741 km (0.118 R)
• M5: 2,468,365 km (0.115 R)
• M6: 3,001,083 km (0.094 R)
• M7: 3,955,517 km (0.088 R)
• M8: 7,427,684 km (0.075 R)
• M9: 7,786,719 km (0.079 R)
• M10: 9,023,444 km (0.1 R)
• M11: 17,644,470 km (0.045 R)
• M12: 19,538,230 km (0.094 R)
• M13: 19,917,311 km (0.098 R)
• M14: 21,563,635 km (0.072 R)
• M15: 22,961,328 km (0.099 R)
• M16: 26,579,353 km (0.105 R)
• M17: 30,764,353 km (0.087 R)
• M18: 31,381,295 km (0.051 R)
• M19: 35,145,327 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 8.6

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.76 AU - 8.94 AU

Year: 8560 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,604,681 km

• M1: 106,962 km (0.096 R)
• M2: 511,475 km (0.049 R)
• M3: 1,023,698 km (0.04 R)
• M4: 1,578,706 km (0.104 R)
• M5: 2,435,902 km (0.094 R)
• M6: 3,617,277 km (0.079 R)
• M7: 4,383,816 km (0.087 R)
• M8: 5,539,759 km (0.116 R)
• M9: 6,621,202 km (0.11 R)
• M10: 7,619,169 km (0.092 R)
• M11: 8,173,130 km (0.059 R)
• M12: 9,486,300 km (0.064 R)
• M13: 9,910,709 km (0.106 R)
• M14: 10,797,376 km (0.052 R)
• M15: 12,933,035 km (0.038 R)
• M16: 13,454,982 km (0.03 R)
• M17: 15,048,499 km (0.089 R)
• M18: 20,369,246 km (0.096 R)
• M19: 22,538,415 km (0.073 R)
• M20: 22,990,051 km (0.052 R)
• M21: 23,678,800 km (0.097 R)
• M22: 26,074,161 km (0.098 R)
• M23: 26,655,498 km (0.108 R)
• M24: 27,844,053 km (0.117 R)
• M25: 28,451,421 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 13.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 9.01 AU - 13.97 AU

Year: 13817 Days

Day: 6.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,604,681 km

• M1: 169,794 km (0.116 R)
• M2: 633,547 km (0.093 R)
• M3: 1,318,107 km (0.11 R)
• M4: 2,050,388 km (0.102 R)
• M5: 3,593,042 km (0.064 R)
• M6: 5,032,173 km (0.052 R)
• M7: 5,517,020 km (0.079 R)
• M8: 6,621,950 km (0.053 R)
• M9: 7,869,297 km (0.055 R)
• M10: 8,381,520 km (0.107 R)
• M11: 9,318,900 km (0.109 R)
• M12: 10,601,552 km (0.072 R)
• M13: 11,169,426 km (0.087 R)
• M14: 13,713,637 km (0.117 R)
• M15: 19,920,602 km (0.05 R)
• M16: 22,968,210 km (0.109 R)
• M17: 24,504,879 km (0.091 R)
• M18: 25,802,940 km (0.119 R)
• M19: 27,146,478 km (0.09 R)
• M20: 27,675,456 km (0.114 R)
• M21: 31,341,053 km (0.07 R)
• M22: 36,076,424 km (0.12 R)
• M23: 37,886,558 km (0.108 R)
• M24: 41,547,517 km (0.071 R)
• M25: 49,250,910 km (0.1 R)
• M26: 52,124,835 km (0.113 R)
• M27: 52,778,428 km (0.079 R)
• M28: 53,768,915 km (0.12 R)
• M29: 57,160,449 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.3

Radius: 7.1

Gravity: 13.93 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 11.22 AU - 15.84 AU

Year: 17656 Days

Day: 17 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,604,681 km

• M1: 88,412 km (0.113 R)
• M2: 331,060 km (0.102 R)
• M3: 789,129 km (0.115 R)
• M4: 1,026,989 km (0.073 R)
• M5: 1,523,056 km (0.114 R)
• M6: 2,835,478 km (0.065 R)
• M7: 4,303,482 km (0.104 R)
• M8: 5,578,355 km (0.12 R)
• M9: 6,907,382 km (0.106 R)
• M10: 7,984,786 km (0.114 R)
• M11: 8,850,060 km (0.051 R)
• M12: 9,552,871 km (0.113 R)
• M13: 12,143,308 km (0.068 R)
• M14: 13,705,110 km (0.032 R)
• M15: 15,472,609 km (0.079 R)
• M16: 16,252,163 km (0.077 R)
• M17: 16,491,071 km (0.059 R)
• M18: 19,275,686 km (0.073 R)
• M19: 19,813,640 km (0.101 R)
• M20: 21,107,661 km (0.079 R)
• M21: 25,114,191 km (0.085 R)
• M22: 27,295,478 km (0.029 R)
• M23: 38,402,521 km (0.101 R)
• M24: 40,263,070 km (0.109 R)
• M25: 41,289,461 km (0.108 R)
• M26: 49,465,733 km (0.034 R)
• M27: 54,285,477 km (0.045 R)
• M28: 55,357,495 km (0.108 R)
• M29: 62,281,932 km (0.091 R)
• M30: 70,604,660 km (0.105 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 12,909 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit