🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.41 AU - 0.59 AU

Year: 127 Days

Day: 15.4 Hours

Environment

Temp: 244 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.74 AU - 1.1 AU

Year: 318 Days

Day: 27.7 Hours

Environment

Temp: 114 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.42 AU - 2.6 AU

Year: 1431 Days

Day: 15.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.49 AU - 2.75 AU

Year: 1526 Days

Day: 27.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.57 AU - 3.44 AU

Year: 1870 Days

Day: 15.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,912,436 km

• M1: 985,551 km (0.075 R)

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.4

Radius: 14.4

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.23 AU - 7.23 AU

Year: 6283 Days

Day: 8.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 109,912,436 km

• M1: 179,069 km (0.072 R)
• M2: 833,709 km (0.029 R)
• M3: 1,407,566 km (0.089 R)
• M4: 2,212,852 km (0.106 R)
• M5: 2,817,825 km (0.053 R)
• M6: 3,464,387 km (0.089 R)
• M7: 4,107,060 km (0.118 R)
• M8: 4,971,137 km (0.101 R)
• M9: 6,456,644 km (0.093 R)
• M10: 8,221,301 km (0.109 R)
• M11: 10,007,499 km (0.072 R)
• M12: 11,987,577 km (0.109 R)
• M13: 12,793,610 km (0.104 R)
• M14: 14,454,445 km (0.069 R)
• M15: 15,555,336 km (0.076 R)
• M16: 16,190,529 km (0.108 R)
• M17: 16,711,279 km (0.079 R)
• M18: 19,194,155 km (0.105 R)
• M19: 21,057,097 km (0.057 R)
• M20: 22,391,061 km (0.104 R)
• M21: 23,448,569 km (0.065 R)
• M22: 26,551,079 km (0.055 R)
• M23: 27,276,030 km (0.098 R)
• M24: 28,107,346 km (0.097 R)
• M25: 33,245,434 km (0.099 R)
• M26: 35,705,721 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.6

Radius: 6.3

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.16 AU - 16.16 AU

Year: 17181 Days

Day: 22.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 109,912,436 km

• M1: 78,389 km (0.118 R)
• M2: 342,130 km (0.03 R)
• M3: 1,143,377 km (0.084 R)
• M4: 1,558,660 km (0.075 R)
• M5: 1,758,074 km (0.065 R)
• M6: 2,168,571 km (0.09 R)
• M7: 2,853,131 km (0.095 R)
• M8: 3,179,703 km (0.104 R)
• M9: 3,789,164 km (0.051 R)
• M10: 4,640,077 km (0.093 R)
• M11: 4,985,499 km (0.088 R)
• M12: 5,535,720 km (0.085 R)
• M13: 6,248,404 km (0.067 R)
• M14: 6,976,048 km (0.104 R)
• M15: 7,522,828 km (0.102 R)
• M16: 9,662,526 km (0.087 R)
• M17: 10,054,922 km (0.118 R)
• M18: 11,857,426 km (0.064 R)
• M19: 12,635,335 km (0.067 R)
• M20: 13,794,719 km (0.116 R)
• M21: 15,856,327 km (0.101 R)
• M22: 16,879,876 km (0.105 R)
• M23: 18,625,234 km (0.083 R)
• M24: 19,674,813 km (0.112 R)
• M25: 20,948,489 km (0.111 R)
• M26: 23,059,614 km (0.031 R)
• M27: 24,474,511 km (0.119 R)
• M28: 25,626,115 km (0.112 R)
• M29: 27,587,643 km (0.074 R)
• M30: 28,605,058 km (0.087 R)
• M31: 31,318,314 km (0.094 R)
• M32: 32,300,873 km (0.059 R)
• M33: 41,791,212 km (0.06 R)
• M34: 44,194,203 km (0.099 R)
• M35: 44,500,879 km (0.094 R)
• M36: 46,846,723 km (0.043 R)
• M37: 48,293,035 km (0.051 R)
• M38: 51,443,716 km (0.116 R)
• M39: 52,295,077 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.5

Radius: 6.8

Gravity: 17.42 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 16.76 AU - 23.1 AU

Year: 32021 Days

Day: 18.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,912,436 km

• M1: 84,523 km (0.079 R)
• M2: 462,706 km (0.087 R)
• M3: 1,660,536 km (0.078 R)
• M4: 1,884,335 km (0.116 R)
• M5: 2,198,640 km (0.05 R)
• M6: 2,600,310 km (0.119 R)
• M7: 3,616,379 km (0.065 R)
• M8: 4,325,473 km (0.061 R)
• M9: 6,450,211 km (0.117 R)
• M10: 8,048,365 km (0.094 R)
• M11: 9,504,102 km (0.114 R)
• M12: 11,414,617 km (0.118 R)
• M13: 19,683,789 km (0.077 R)
• M14: 30,385,422 km (0.089 R)
• M15: 42,809,525 km (0.067 R)
• M16: 46,233,072 km (0.052 R)
• M17: 49,834,940 km (0.1 R)
• M18: 60,640,095 km (0.044 R)
• M19: 65,412,716 km (0.039 R)
• M20: 67,532,668 km (0.047 R)
• M21: 91,305,864 km (0.117 R)
• M22: 94,844,152 km (0.084 R)
• M23: 96,949,892 km (0.094 R)
• M24: 101,254,421 km (0.033 R)
• M25: 109,912,398 km (0.1 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 19,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit