🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.64 AU - 0.7 AU

Year: 166 Days

Day: 22.2 Hours

Environment

Temp: 273 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,399,845 km

• M1: 264,788 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.99 AU - 1.09 AU

Year: 322 Days

Day: 17.1 Hours

Environment

Temp: 157 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.41 AU - 3.89 AU

Year: 2115 Days

Day: 12.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.18 AU - 4.96 AU

Year: 2963 Days

Day: 43.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,399,845 km

• M1: 57,595 km (0.104 R)
• M2: 417,528 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.83 AU - 6.53 AU

Year: 4106 Days

Day: 22.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 171.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,399,845 km

• M1: 706,700 km (0.106 R)
• M2: 833,559 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.76 AU - 7.84 AU

Year: 4796 Days

Day: 25.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,399,845 km

• M1: 45,927 km (0.043 R)
• M2: 909,405 km (0.063 R)

Asteroid Belt

Center: 9.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.8

Radius: 10.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 11.89 AU - 13.25 AU

Year: 13518 Days

Day: 6.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 107,399,845 km

• M1: 133,292 km (0.09 R)
• M2: 620,382 km (0.093 R)
• M3: 1,003,353 km (0.069 R)
• M4: 1,451,249 km (0.084 R)
• M5: 1,946,867 km (0.085 R)
• M6: 2,319,216 km (0.042 R)
• M7: 2,781,922 km (0.076 R)
• M8: 3,186,584 km (0.092 R)
• M9: 3,553,548 km (0.112 R)
• M10: 5,149,458 km (0.097 R)
• M11: 5,905,825 km (0.069 R)
• M12: 8,810,716 km (0.089 R)
• M13: 9,841,146 km (0.071 R)
• M14: 11,060,070 km (0.052 R)
• M15: 13,415,189 km (0.073 R)
• M16: 13,795,317 km (0.048 R)
• M17: 14,844,148 km (0.1 R)
• M18: 16,515,904 km (0.06 R)
• M19: 23,084,597 km (0.102 R)
• M20: 26,892,162 km (0.055 R)
• M21: 33,474,169 km (0.086 R)
• M22: 38,075,201 km (0.1 R)
• M23: 40,132,770 km (0.071 R)
• M24: 42,263,194 km (0.103 R)
• M25: 42,944,163 km (0.108 R)
• M26: 43,632,463 km (0.114 R)
• M27: 44,748,912 km (0.099 R)
• M28: 45,314,242 km (0.054 R)
• M29: 48,212,851 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.2

Radius: 3.4

Gravity: 86.35 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 16.11 AU - 24.53 AU

Year: 27784 Days

Day: 18 Hours

Environment

Temp: -176 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 107,399,845 km

• M1: 42,336 km (0.093 R)
• M2: 251,923 km (0.053 R)
• M3: 383,270 km (0.115 R)
• M4: 733,179 km (0.06 R)
• M5: 914,043 km (0.108 R)
• M6: 1,640,490 km (0.112 R)
• M7: 1,780,813 km (0.111 R)
• M8: 2,299,469 km (0.118 R)
• M9: 2,742,727 km (0.097 R)
• M10: 3,058,379 km (0.099 R)
• M11: 6,026,700 km (0.089 R)
• M12: 6,709,165 km (0.11 R)
• M13: 8,518,552 km (0.091 R)
• M14: 8,757,908 km (0.113 R)
• M15: 9,001,603 km (0.088 R)
• M16: 14,791,938 km (0.056 R)
• M17: 15,935,016 km (0.112 R)
• M18: 18,197,833 km (0.081 R)
• M19: 18,594,567 km (0.081 R)
• M20: 20,558,637 km (0.028 R)
• M21: 23,464,127 km (0.073 R)
• M22: 36,865,852 km (0.096 R)
• M23: 37,500,745 km (0.101 R)
• M24: 43,370,068 km (0.107 R)
• M25: 44,077,367 km (0.088 R)
• M26: 44,434,008 km (0.088 R)
• M27: 53,175,012 km (0.101 R)
• M28: 55,838,004 km (0.085 R)
• M29: 56,674,854 km (0.092 R)
• M30: 69,044,803 km (0.072 R)
• M31: 71,717,219 km (0.106 R)
• M32: 77,008,795 km (0.114 R)
• M33: 79,881,673 km (0.112 R)
• M34: 80,943,817 km (0.047 R)
• M35: 82,015,387 km (0.102 R)
• M36: 86,396,061 km (0.106 R)
• M37: 87,234,408 km (0.119 R)
• M38: 87,796,447 km (0.084 R)
• M39: 95,025,315 km (0.077 R)
• M40: 96,517,255 km (0.112 R)

Kuiper Belt

Range: 36.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 13,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit