🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.49 AU - 0.57 AU

Year: 136 Days

Day: 31.2 Hours

Environment

Temp: 241 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.55 AU - 0.67 AU

Year: 167 Days

Day: 35.6 Hours

Environment

Temp: 250 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.3 AU - 1.64 AU

Year: 626 Days

Day: 32.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.98 AU - 2.26 AU

Year: 1085 Days

Day: 29.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.26 AU - 2.32 AU

Year: 1218 Days

Day: 26.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.19 AU - 2.93 AU

Year: 1440 Days

Day: 24.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,498,760 km

• M1: 879,785 km (0.093 R)

Asteroid Belt

Center: 5.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.8

Radius: 11.2

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.14 AU - 10.98 AU

Year: 9585 Days

Day: 10.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 128 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,498,760 km

• M1: 139,724 km (0.1 R)
• M2: 488,138 km (0.108 R)
• M3: 956,379 km (0.039 R)
• M4: 1,360,892 km (0.116 R)
• M5: 3,597,380 km (0.08 R)
• M6: 3,995,011 km (0.116 R)
• M7: 4,571,113 km (0.089 R)
• M8: 5,201,817 km (0.111 R)
• M9: 7,156,313 km (0.106 R)
• M10: 9,708,902 km (0.111 R)
• M11: 12,100,373 km (0.105 R)
• M12: 14,461,477 km (0.102 R)
• M13: 20,076,333 km (0.079 R)
• M14: 21,078,639 km (0.036 R)
• M15: 24,755,456 km (0.094 R)
• M16: 26,398,190 km (0.101 R)
• M17: 28,009,509 km (0.066 R)
• M18: 28,422,399 km (0.099 R)
• M19: 34,637,891 km (0.083 R)
• M20: 35,714,696 km (0.106 R)
• M21: 36,322,513 km (0.095 R)
• M22: 37,558,640 km (0.078 R)
• M23: 49,221,888 km (0.113 R)
• M24: 50,430,041 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.4

Radius: 6.5

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.57 AU - 19.31 AU

Year: 24505 Days

Day: 23.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,498,760 km

• M1: 80,783 km (0.084 R)
• M2: 300,542 km (0.063 R)
• M3: 595,848 km (0.06 R)
• M4: 1,261,708 km (0.106 R)
• M5: 2,504,418 km (0.038 R)
• M6: 3,497,748 km (0.099 R)
• M7: 4,549,421 km (0.096 R)
• M8: 4,767,834 km (0.074 R)
• M9: 4,993,427 km (0.049 R)
• M10: 6,054,525 km (0.072 R)
• M11: 7,557,385 km (0.051 R)
• M12: 8,180,012 km (0.037 R)
• M13: 8,836,447 km (0.115 R)
• M14: 11,016,387 km (0.116 R)
• M15: 12,797,649 km (0.114 R)
• M16: 16,833,201 km (0.111 R)
• M17: 18,347,281 km (0.054 R)
• M18: 20,834,944 km (0.103 R)
• M19: 22,895,057 km (0.107 R)
• M20: 24,084,210 km (0.056 R)
• M21: 26,938,986 km (0.095 R)
• M22: 28,263,526 km (0.099 R)
• M23: 28,632,284 km (0.075 R)
• M24: 32,901,808 km (0.084 R)
• M25: 35,685,824 km (0.116 R)
• M26: 36,842,066 km (0.047 R)
• M27: 42,838,098 km (0.08 R)
• M28: 43,162,127 km (0.057 R)
• M29: 44,143,639 km (0.112 R)
• M30: 45,139,961 km (0.09 R)
• M31: 51,617,848 km (0.028 R)
• M32: 57,108,239 km (0.092 R)
• M33: 59,088,167 km (0.118 R)
• M34: 59,892,704 km (0.057 R)
• M35: 63,814,861 km (0.103 R)
• M36: 69,454,402 km (0.106 R)
• M37: 70,801,381 km (0.048 R)
• M38: 83,717,512 km (0.046 R)
• M39: 83,970,482 km (0.119 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 12,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit