🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.64 AU - 0.86 AU

Year: 240 Days

Day: 12.4 Hours

Environment

Temp: 132 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.64 AU - 1.02 AU

Year: 279 Days

Day: 41.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.93 AU - 0.95 AU

Year: 336 Days

Day: 15.3 Hours

Environment

Temp: 43 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.87 AU - 2.99 AU

Year: 1398 Days

Day: 32.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.05 AU - 4.25 AU

Year: 3119 Days

Day: 21 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,790,773 km

• M1: 547,229 km (0.093 R)

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.1

Radius: 11.9

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.85 AU - 4.97 AU

Year: 4014 Days

Day: 13.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,790,773 km

• M1: 147,952 km (0.111 R)
• M2: 722,558 km (0.064 R)
• M3: 1,289,234 km (0.082 R)
• M4: 1,814,323 km (0.118 R)
• M5: 2,403,439 km (0.093 R)
• M6: 3,227,424 km (0.103 R)
• M7: 3,614,285 km (0.072 R)
• M8: 4,032,411 km (0.119 R)
• M9: 4,436,325 km (0.112 R)
• M10: 5,813,672 km (0.073 R)
• M11: 7,068,649 km (0.117 R)
• M12: 7,794,199 km (0.107 R)
• M13: 9,278,509 km (0.112 R)
• M14: 12,657,027 km (0.065 R)
• M15: 13,978,724 km (0.052 R)
• M16: 14,387,426 km (0.111 R)
• M17: 15,992,012 km (0.104 R)
• M18: 18,802,657 km (0.09 R)
• M19: 19,744,675 km (0.103 R)
• M20: 22,829,981 km (0.058 R)
• M21: 23,757,189 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.8

Radius: 12.4

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.78 AU - 5.86 AU

Year: 5180 Days

Day: 8.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,790,773 km

• M1: 154,385 km (0.099 R)
• M2: 592,108 km (0.111 R)
• M3: 1,041,201 km (0.115 R)
• M4: 1,476,980 km (0.071 R)
• M5: 2,549,297 km (0.09 R)
• M6: 3,693,272 km (0.098 R)
• M7: 4,524,737 km (0.041 R)
• M8: 5,267,491 km (0.1 R)
• M9: 6,857,566 km (0.034 R)
• M10: 7,929,435 km (0.106 R)
• M11: 8,489,679 km (0.104 R)
• M12: 8,976,770 km (0.028 R)
• M13: 9,655,196 km (0.11 R)
• M14: 12,057,888 km (0.115 R)
• M15: 12,799,893 km (0.076 R)
• M16: 15,638,961 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.8

Radius: 8.2

Gravity: 14.29 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 8.78 AU - 14.02 AU

Year: 14202 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,790,773 km

• M1: 104,120 km (0.093 R)
• M2: 395,088 km (0.119 R)
• M3: 651,648 km (0.079 R)
• M4: 936,333 km (0.084 R)
• M5: 1,198,129 km (0.09 R)
• M6: 3,786,920 km (0.079 R)
• M7: 4,148,199 km (0.075 R)
• M8: 5,116,846 km (0.048 R)
• M9: 7,084,806 km (0.054 R)
• M10: 8,613,995 km (0.074 R)
• M11: 9,028,231 km (0.081 R)
• M12: 9,896,797 km (0.117 R)
• M13: 10,467,213 km (0.105 R)
• M14: 11,119,759 km (0.117 R)
• M15: 11,611,188 km (0.082 R)
• M16: 12,375,484 km (0.064 R)
• M17: 13,583,935 km (0.059 R)
• M18: 14,432,305 km (0.1 R)
• M19: 15,390,629 km (0.095 R)
• M20: 16,078,480 km (0.058 R)
• M21: 20,827,016 km (0.065 R)
• M22: 21,858,493 km (0.064 R)
• M23: 23,418,948 km (0.095 R)
• M24: 27,420,093 km (0.053 R)
• M25: 31,854,623 km (0.117 R)
• M26: 34,499,363 km (0.113 R)
• M27: 38,110,357 km (0.088 R)
• M28: 44,215,745 km (0.093 R)
• M29: 44,983,332 km (0.036 R)
• M30: 45,448,132 km (0.106 R)
• M31: 46,703,408 km (0.036 R)
• M32: 49,942,202 km (0.073 R)
• M33: 54,022,783 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 16,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit