🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.58 AU - 0.64 AU

Year: 179 Days

Day: 29.6 Hours

Environment

Temp: 142 °C

Axial Tilt: 43.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.74 AU - 1.18 AU

Year: 354 Days

Day: 13.9 Hours

Environment

Temp: 31 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.15 AU - 4.73 AU

Year: 2946 Days

Day: 40.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.5

Radius: 12.3

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.5 AU - 4.84 AU

Year: 3802 Days

Day: 12.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,469,787 km

• M1: 153,039 km (0.118 R)
• M2: 550,670 km (0.119 R)
• M3: 1,316,760 km (0.068 R)
• M4: 1,912,160 km (0.07 R)
• M5: 3,450,624 km (0.066 R)
• M6: 4,026,576 km (0.051 R)
• M7: 5,371,910 km (0.112 R)
• M8: 5,834,616 km (0.075 R)
• M9: 7,958,158 km (0.072 R)
• M10: 9,541,951 km (0.077 R)
• M11: 10,978,838 km (0.116 R)
• M12: 14,073,270 km (0.068 R)
• M13: 17,648,210 km (0.104 R)
• M14: 22,547,690 km (0.078 R)
• M15: 25,232,224 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.4

Radius: 11.6

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.03 AU - 6.15 AU

Year: 4979 Days

Day: 8.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,469,787 km

• M1: 146,606 km (0.095 R)
• M2: 575,204 km (0.107 R)
• M3: 1,074,412 km (0.091 R)
• M4: 1,532,630 km (0.091 R)
• M5: 1,909,467 km (0.117 R)
• M6: 2,469,113 km (0.069 R)
• M7: 3,753,411 km (0.066 R)
• M8: 4,977,869 km (0.119 R)
• M9: 6,363,145 km (0.082 R)
• M10: 6,940,144 km (0.106 R)
• M11: 10,488,157 km (0.115 R)
• M12: 10,949,966 km (0.106 R)
• M13: 11,469,370 km (0.091 R)
• M14: 14,214,640 km (0.036 R)
• M15: 18,257,971 km (0.119 R)
• M16: 20,057,634 km (0.088 R)
• M17: 22,452,845 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.6

Radius: 10.6

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.73 AU - 6.21 AU

Year: 5495 Days

Day: 7.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,469,787 km

• M1: 131,796 km (0.1 R)
• M2: 560,394 km (0.1 R)
• M3: 1,056,909 km (0.113 R)
• M4: 1,837,511 km (0.095 R)
• M5: 2,265,809 km (0.111 R)
• M6: 3,367,897 km (0.117 R)
• M7: 6,297,921 km (0.079 R)
• M8: 7,069,247 km (0.101 R)
• M9: 7,827,409 km (0.114 R)
• M10: 8,440,761 km (0.072 R)
• M11: 9,003,398 km (0.096 R)
• M12: 10,983,027 km (0.111 R)
• M13: 11,411,176 km (0.098 R)
• M14: 11,752,110 km (0.078 R)
• M15: 20,013,951 km (0.115 R)
• M16: 20,581,974 km (0.108 R)
• M17: 21,160,768 km (0.107 R)
• M18: 21,601,933 km (0.088 R)
• M19: 22,199,576 km (0.107 R)
• M20: 27,472,602 km (0.06 R)
• M21: 27,909,727 km (0.089 R)
• M22: 29,249,376 km (0.115 R)
• M23: 32,056,281 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.4

Radius: 12.3

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.93 AU - 7.59 AU

Year: 6621 Days

Day: 13.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,469,787 km

• M1: 153,039 km (0.092 R)
• M2: 772,523 km (0.064 R)
• M3: 1,291,628 km (0.062 R)
• M4: 2,496,938 km (0.097 R)
• M5: 3,062,867 km (0.084 R)
• M6: 3,571,350 km (0.104 R)
• M7: 5,413,947 km (0.099 R)
• M8: 7,125,197 km (0.104 R)
• M9: 8,436,871 km (0.081 R)
• M10: 11,742,685 km (0.107 R)
• M11: 13,741,462 km (0.075 R)
• M12: 18,832,876 km (0.097 R)
• M13: 19,639,657 km (0.105 R)
• M14: 20,469,327 km (0.081 R)
• M15: 23,768,858 km (0.07 R)
• M16: 26,035,864 km (0.102 R)
• M17: 29,996,916 km (0.042 R)
• M18: 32,850,196 km (0.1 R)
• M19: 33,484,491 km (0.099 R)
• M20: 33,911,743 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.4

Radius: 5.9

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.94 AU - 19.22 AU

Year: 25433 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,469,787 km

• M1: 73,453 km (0.095 R)
• M2: 276,008 km (0.105 R)
• M3: 1,923,529 km (0.053 R)
• M4: 2,548,400 km (0.061 R)
• M5: 2,873,625 km (0.119 R)
• M6: 3,660,211 km (0.088 R)
• M7: 4,675,532 km (0.103 R)
• M8: 4,964,405 km (0.069 R)
• M9: 5,578,056 km (0.11 R)
• M10: 6,202,627 km (0.082 R)
• M11: 7,037,383 km (0.09 R)
• M12: 7,989,723 km (0.051 R)
• M13: 8,591,406 km (0.115 R)
• M14: 11,823,019 km (0.065 R)
• M15: 14,266,401 km (0.112 R)
• M16: 17,788,084 km (0.08 R)
• M17: 20,292,203 km (0.103 R)
• M18: 20,546,370 km (0.056 R)
• M19: 21,321,586 km (0.064 R)
• M20: 25,986,646 km (0.108 R)
• M21: 26,791,183 km (0.103 R)
• M22: 27,612,177 km (0.116 R)
• M23: 28,555,690 km (0.073 R)
• M24: 30,065,881 km (0.12 R)
• M25: 31,289,143 km (0.1 R)
• M26: 31,628,431 km (0.099 R)
• M27: 40,392,921 km (0.09 R)
• M28: 41,607,805 km (0.091 R)
• M29: 43,405,373 km (0.11 R)
• M30: 45,688,087 km (0.08 R)
• M31: 46,417,527 km (0.089 R)
• M32: 47,303,146 km (0.107 R)
• M33: 52,058,413 km (0.11 R)
• M34: 54,144,107 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 18,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit