🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.59 AU - 0.93 AU

Year: 251 Days

Day: 44.1 Hours

Environment

Temp: 106 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.98 AU - 1.04 AU

Year: 384 Days

Day: 35 Hours

Environment

Temp: 27 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.27 AU - 2.33 AU

Year: 1321 Days

Day: 13.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.73 AU - 4.23 AU

Year: 3007 Days

Day: 13.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.4

Radius: 8.8

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.97 AU - 6.47 AU

Year: 4517 Days

Day: 13.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,062,169 km

• M1: 109,655 km (0.112 R)
• M2: 403,615 km (0.111 R)
• M3: 870,510 km (0.084 R)
• M4: 1,525,898 km (0.108 R)
• M5: 3,344,260 km (0.096 R)
• M6: 3,701,201 km (0.113 R)
• M7: 5,743,511 km (0.102 R)
• M8: 6,677,451 km (0.075 R)
• M9: 7,213,161 km (0.107 R)
• M10: 8,263,637 km (0.096 R)
• M11: 8,806,976 km (0.112 R)
• M12: 9,451,593 km (0.086 R)
• M13: 10,539,320 km (0.108 R)
• M14: 13,009,779 km (0.089 R)
• M15: 14,979,534 km (0.108 R)
• M16: 15,787,512 km (0.101 R)
• M17: 16,286,122 km (0.03 R)
• M18: 17,726,300 km (0.098 R)
• M19: 18,264,853 km (0.099 R)
• M20: 19,500,980 km (0.105 R)
• M21: 20,463,942 km (0.115 R)
• M22: 22,276,619 km (0.116 R)
• M23: 24,560,679 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.5

Radius: 12

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 10.28 AU - 11.8 AU

Year: 13893 Days

Day: 9.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,062,169 km

• M1: 150,645 km (0.094 R)
• M2: 1,269,787 km (0.111 R)
• M3: 2,267,455 km (0.079 R)
• M4: 3,645,700 km (0.114 R)
• M5: 8,503,143 km (0.042 R)
• M6: 9,062,190 km (0.044 R)
• M7: 10,712,255 km (0.092 R)
• M8: 13,825,237 km (0.103 R)
• M9: 18,152,206 km (0.11 R)
• M10: 20,576,589 km (0.118 R)
• M11: 38,138,481 km (0.097 R)
• M12: 46,461,508 km (0.04 R)
• M13: 50,961,113 km (0.084 R)
• M14: 53,830,101 km (0.059 R)
• M15: 58,787,774 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170

Radius: 7.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 17.03 AU - 18.33 AU

Year: 28156 Days

Day: 23.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,062,169 km

• M1: 113,246 km (0.078 R)
• M2: 948,151 km (0.103 R)
• M3: 1,265,448 km (0.116 R)
• M4: 3,014,098 km (0.092 R)
• M5: 4,261,295 km (0.105 R)
• M6: 4,509,179 km (0.075 R)
• M7: 5,171,449 km (0.114 R)
• M8: 12,729,283 km (0.104 R)
• M9: 17,652,998 km (0.053 R)
• M10: 20,228,325 km (0.063 R)
• M11: 29,887,859 km (0.09 R)
• M12: 33,524,584 km (0.103 R)
• M13: 37,053,747 km (0.093 R)
• M14: 40,131,873 km (0.116 R)
• M15: 41,803,479 km (0.096 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 15,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit