🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.83 AU - 1.37 AU

Year: 424 Days

Day: 33.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 10.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.13 AU - 3.31 AU

Year: 2121 Days

Day: 12.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.62 AU - 4.24 AU

Year: 2332 Days

Day: 40.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,468,930 km

• M1: 914,941 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.41 AU - 5.65 AU

Year: 3539 Days

Day: 15.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 13.2

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.89 AU - 6.79 AU

Year: 5181 Days

Day: 7.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 56.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,468,930 km

• M1: 164,109 km (0.085 R)
• M2: 586,124 km (0.048 R)
• M3: 1,097,749 km (0.116 R)
• M4: 2,072,379 km (0.058 R)
• M5: 2,904,891 km (0.08 R)
• M6: 3,879,522 km (0.09 R)
• M7: 4,392,044 km (0.104 R)
• M8: 4,867,316 km (0.104 R)
• M9: 7,088,097 km (0.114 R)
• M10: 8,441,808 km (0.038 R)
• M11: 8,970,786 km (0.086 R)
• M12: 9,739,869 km (0.111 R)
• M13: 10,692,209 km (0.064 R)
• M14: 11,805,516 km (0.094 R)
• M15: 13,048,225 km (0.1 R)
• M16: 14,376,206 km (0.079 R)
• M17: 16,534,604 km (0.118 R)
• M18: 17,955,484 km (0.071 R)
• M19: 18,695,695 km (0.09 R)
• M20: 20,672,032 km (0.075 R)
• M21: 24,870,945 km (0.03 R)
• M22: 26,474,485 km (0.093 R)
• M23: 28,870,295 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.1

Radius: 12.8

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.63 AU - 6.85 AU

Year: 5722 Days

Day: 10.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,468,930 km

• M1: 159,621 km (0.083 R)
• M2: 774,468 km (0.108 R)
• M3: 1,199,625 km (0.097 R)
• M4: 2,351,230 km (0.12 R)
• M5: 2,856,721 km (0.08 R)
• M6: 3,822,525 km (0.034 R)
• M7: 5,345,282 km (0.064 R)
• M8: 7,130,732 km (0.062 R)
• M9: 8,401,267 km (0.083 R)
• M10: 10,702,082 km (0.049 R)
• M11: 14,542,559 km (0.12 R)
• M12: 15,878,767 km (0.043 R)
• M13: 17,898,488 km (0.095 R)
• M14: 18,654,705 km (0.104 R)
• M15: 22,999,326 km (0.055 R)
• M16: 24,726,134 km (0.117 R)
• M17: 25,577,945 km (0.103 R)
• M18: 29,751,277 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.6

Radius: 8

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.87 AU - 11.75 AU

Year: 11279 Days

Day: 13.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,468,930 km

• M1: 99,483 km (0.12 R)
• M2: 1,108,371 km (0.078 R)
• M3: 2,349,285 km (0.108 R)
• M4: 4,083,872 km (0.09 R)
• M5: 5,170,102 km (0.083 R)
• M6: 10,331,079 km (0.087 R)
• M7: 11,419,703 km (0.054 R)
• M8: 14,732,847 km (0.114 R)
• M9: 15,440,744 km (0.092 R)
• M10: 19,674,962 km (0.062 R)
• M11: 27,693,707 km (0.111 R)
• M12: 28,953,321 km (0.073 R)
• M13: 30,439,128 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.6

Radius: 7.5

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 13.04 AU - 20.3 AU

Year: 24985 Days

Day: 23.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,468,930 km

• M1: 93,199 km (0.094 R)
• M2: 459,415 km (0.071 R)
• M3: 897,587 km (0.094 R)
• M4: 1,557,912 km (0.096 R)
• M5: 2,629,033 km (0.092 R)
• M6: 2,940,346 km (0.112 R)
• M7: 3,958,210 km (0.049 R)
• M8: 4,439,317 km (0.103 R)
• M9: 4,882,276 km (0.085 R)
• M10: 7,969,228 km (0.055 R)
• M11: 11,810,154 km (0.079 R)
• M12: 12,301,134 km (0.111 R)
• M13: 14,323,697 km (0.056 R)
• M14: 23,742,828 km (0.109 R)
• M15: 31,544,207 km (0.076 R)
• M16: 40,896,168 km (0.102 R)
• M17: 45,000,984 km (0.094 R)
• M18: 49,192,118 km (0.102 R)
• M19: 62,044,370 km (0.086 R)
• M20: 66,340,073 km (0.112 R)
• M21: 74,090,589 km (0.078 R)
• M22: 77,693,804 km (0.098 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: 434 - 20,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit