🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.77 AU - 0.81 AU

Year: 260 Days

Day: 30 Hours

Environment

Temp: 157 °C

Axial Tilt: 88.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,857,333 km

• M1: 27,376 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.83 AU - 1.17 AU

Year: 371 Days

Day: 38.9 Hours

Environment

Temp: 38 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.88 AU - 1.4 AU

Year: 451 Days

Day: 41.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.89 AU - 2.55 AU

Year: 1227 Days

Day: 25 Hours

Environment

Temp: -79 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.15 AU - 2.77 AU

Year: 1431 Days

Day: 20 Hours

Environment

Temp: -94 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.7

Radius: 10.1

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.63 AU - 6.87 AU

Year: 5113 Days

Day: 11.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,857,333 km

• M1: 128,056 km (0.104 R)
• M2: 1,017,565 km (0.078 R)
• M3: 2,557,376 km (0.079 R)
• M4: 3,697,611 km (0.08 R)
• M5: 5,779,564 km (0.115 R)
• M6: 8,652,442 km (0.098 R)
• M7: 9,700,076 km (0.064 R)
• M8: 11,601,614 km (0.098 R)
• M9: 12,921,067 km (0.111 R)
• M10: 15,215,151 km (0.036 R)
• M11: 15,747,719 km (0.061 R)
• M12: 16,569,759 km (0.114 R)
• M13: 18,358,950 km (0.064 R)
• M14: 19,084,948 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 13.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.82 AU - 6.84 AU

Year: 5906 Days

Day: 8.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,857,333 km

• M1: 166,951 km (0.093 R)
• M2: 1,448,855 km (0.043 R)
• M3: 2,363,198 km (0.114 R)
• M4: 2,806,306 km (0.059 R)
• M5: 3,499,244 km (0.091 R)
• M6: 3,982,445 km (0.119 R)
• M7: 5,141,828 km (0.098 R)
• M8: 6,928,925 km (0.064 R)
• M9: 14,858,809 km (0.093 R)
• M10: 19,894,273 km (0.055 R)
• M11: 22,520,015 km (0.107 R)
• M12: 25,199,761 km (0.082 R)
• M13: 25,794,562 km (0.03 R)
• M14: 27,724,674 km (0.105 R)
• M15: 30,222,959 km (0.114 R)
• M16: 32,466,627 km (0.118 R)
• M17: 34,402,125 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 11.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.21 AU - 8.35 AU

Year: 8836 Days

Day: 10.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,857,333 km

• M1: 141,370 km (0.083 R)
• M2: 1,000,211 km (0.041 R)
• M3: 1,947,615 km (0.103 R)
• M4: 2,709,217 km (0.108 R)
• M5: 11,881,512 km (0.114 R)
• M6: 14,252,040 km (0.09 R)
• M7: 15,643,898 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.1

Radius: 3.3

Gravity: 26.09 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 16.3 AU - 17.84 AU

Year: 26155 Days

Day: 15.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,857,333 km

• M1: 40,990 km (0.098 R)
• M2: 231,129 km (0.12 R)
• M3: 696,378 km (0.112 R)
• M4: 887,863 km (0.108 R)
• M5: 1,192,145 km (0.111 R)
• M6: 2,100,653 km (0.099 R)
• M7: 2,284,210 km (0.102 R)
• M8: 3,178,805 km (0.112 R)
• M9: 4,220,605 km (0.069 R)
• M10: 4,888,110 km (0.093 R)
• M11: 5,546,491 km (0.088 R)
• M12: 5,817,861 km (0.109 R)
• M13: 6,728,463 km (0.12 R)
• M14: 11,950,626 km (0.115 R)
• M15: 19,361,256 km (0.062 R)
• M16: 20,805,174 km (0.092 R)
• M17: 22,513,582 km (0.078 R)
• M18: 26,531,332 km (0.09 R)
• M19: 32,971,819 km (0.102 R)
• M20: 42,428,051 km (0.104 R)
• M21: 48,010,744 km (0.044 R)
• M22: 48,496,937 km (0.107 R)
• M23: 49,150,231 km (0.112 R)
• M24: 49,644,053 km (0.083 R)
• M25: 50,307,670 km (0.073 R)
• M26: 54,413,832 km (0.104 R)
• M27: 54,589,609 km (0.118 R)
• M28: 54,765,686 km (0.06 R)
• M29: 56,548,145 km (0.072 R)
• M30: 56,909,124 km (0.069 R)
• M31: 65,048,745 km (0.094 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 10,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit