🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.66 AU - 0.92 AU

Year: 254 Days

Day: 30.8 Hours

Environment

Temp: 151 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.11 AU - 1.37 AU

Year: 499 Days

Day: 35.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.52 AU - 2.46 AU

Year: 1015 Days

Day: 29.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.98 AU - 2.5 AU

Year: 1212 Days

Day: 27 Hours

Environment

Temp: -74 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,825,871 km

• M1: 85,121 km (0.117 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.1

Radius: 14.4

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.49 AU - 7.33 AU

Year: 6569 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,825,871 km

• M1: 179,069 km (0.119 R)
• M2: 811,718 km (0.119 R)
• M3: 1,412,054 km (0.056 R)
• M4: 2,353,175 km (0.114 R)
• M5: 3,095,479 km (0.108 R)
• M6: 3,900,016 km (0.079 R)
• M7: 4,788,777 km (0.092 R)
• M8: 5,576,560 km (0.088 R)
• M9: 6,138,599 km (0.119 R)
• M10: 6,641,098 km (0.077 R)
• M11: 8,092,796 km (0.099 R)
• M12: 8,698,368 km (0.086 R)
• M13: 9,252,927 km (0.114 R)
• M14: 10,521,218 km (0.092 R)
• M15: 11,059,920 km (0.093 R)
• M16: 17,385,068 km (0.1 R)
• M17: 17,948,753 km (0.086 R)
• M18: 19,378,459 km (0.063 R)
• M19: 21,807,480 km (0.093 R)
• M20: 22,316,562 km (0.081 R)
• M21: 23,434,506 km (0.055 R)
• M22: 25,701,064 km (0.085 R)
• M23: 29,062,528 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.1

Radius: 3

Gravity: 69.01 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.31 AU - 22.05 AU

Year: 26885 Days

Day: 15.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,825,871 km

• M1: 50,714 km (0.101 R)
• M2: 156,629 km (0.097 R)
• M3: 595,848 km (0.096 R)
• M4: 809,773 km (0.09 R)
• M5: 1,705,865 km (0.066 R)
• M6: 9,406,116 km (0.111 R)
• M7: 9,830,076 km (0.063 R)
• M8: 11,111,382 km (0.11 R)
• M9: 14,551,983 km (0.097 R)
• M10: 15,118,510 km (0.058 R)
• M11: 16,381,715 km (0.077 R)
• M12: 19,404,789 km (0.045 R)
• M13: 20,893,886 km (0.044 R)
• M14: 24,889,346 km (0.111 R)
• M15: 25,003,788 km (0.04 R)
• M16: 36,077,621 km (0.051 R)
• M17: 36,224,227 km (0.067 R)
• M18: 36,518,935 km (0.063 R)
• M19: 43,245,603 km (0.034 R)
• M20: 45,945,396 km (0.071 R)
• M21: 49,837,932 km (0.115 R)
• M22: 50,936,429 km (0.106 R)
• M23: 78,871,588 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.7

Radius: 4.7

Gravity: 18.09 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 16.98 AU - 23.12 AU

Year: 32468 Days

Day: 22.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,825,871 km

• M1: 58,642 km (0.116 R)
• M2: 238,160 km (0.09 R)
• M3: 391,647 km (0.09 R)
• M4: 814,560 km (0.092 R)
• M5: 967,749 km (0.07 R)
• M6: 1,286,990 km (0.108 R)
• M7: 1,766,900 km (0.07 R)
• M8: 2,499,930 km (0.08 R)
• M9: 2,749,758 km (0.064 R)
• M10: 3,919,015 km (0.099 R)
• M11: 4,912,495 km (0.11 R)
• M12: 6,607,588 km (0.075 R)
• M13: 7,036,635 km (0.117 R)
• M14: 10,321,056 km (0.094 R)
• M15: 11,429,128 km (0.091 R)
• M16: 11,632,581 km (0.104 R)
• M17: 14,981,628 km (0.05 R)
• M18: 16,057,087 km (0.104 R)
• M19: 18,360,446 km (0.119 R)
• M20: 20,374,482 km (0.09 R)
• M21: 22,744,112 km (0.091 R)
• M22: 30,033,867 km (0.106 R)
• M23: 32,409,631 km (0.076 R)
• M24: 36,058,173 km (0.106 R)
• M25: 38,891,258 km (0.061 R)
• M26: 42,840,043 km (0.106 R)
• M27: 46,014,061 km (0.114 R)
• M28: 46,874,548 km (0.081 R)
• M29: 48,273,737 km (0.07 R)
• M30: 64,468,454 km (0.114 R)
• M31: 65,113,221 km (0.072 R)
• M32: 79,667,000 km (0.084 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 13,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit