🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.57 AU - 0.67 AU

Year: 171 Days

Day: 44.5 Hours

Environment

Temp: 212 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,055,210 km

• M1: 41,738 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.76 AU - 1.1 AU

Year: 314 Days

Day: 31.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.49 AU - 1.91 AU

Year: 775 Days

Day: 28.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.9 AU - 5.06 AU

Year: 3888 Days

Day: 24.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.8

Radius: 12.1

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.11 AU - 11.49 AU

Year: 9922 Days

Day: 8.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,055,210 km

• M1: 150,495 km (0.076 R)
• M2: 601,832 km (0.097 R)
• M3: 1,251,835 km (0.095 R)
• M4: 1,667,867 km (0.103 R)
• M5: 2,589,689 km (0.088 R)
• M6: 4,154,034 km (0.102 R)
• M7: 6,067,839 km (0.101 R)
• M8: 7,153,471 km (0.062 R)
• M9: 8,183,452 km (0.109 R)
• M10: 8,999,808 km (0.115 R)
• M11: 10,199,433 km (0.109 R)
• M12: 11,145,041 km (0.107 R)
• M13: 12,242,192 km (0.111 R)
• M14: 12,865,866 km (0.115 R)
• M15: 15,519,433 km (0.091 R)
• M16: 16,886,458 km (0.103 R)
• M17: 18,456,338 km (0.039 R)
• M18: 21,331,609 km (0.107 R)
• M19: 24,268,066 km (0.115 R)
• M20: 25,406,805 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 20.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112.6

Radius: 4.9

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 19.49 AU - 21.85 AU

Year: 32877 Days

Day: 21 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,055,210 km

• M1: 60,886 km (0.059 R)
• M2: 223,499 km (0.098 R)
• M3: 465,100 km (0.072 R)
• M4: 1,068,578 km (0.109 R)
• M5: 1,347,727 km (0.034 R)
• M6: 1,755,381 km (0.049 R)
• M7: 2,015,233 km (0.119 R)
• M8: 7,529,859 km (0.118 R)
• M9: 8,941,614 km (0.119 R)
• M10: 11,317,827 km (0.068 R)
• M11: 11,671,476 km (0.079 R)
• M12: 13,419,677 km (0.119 R)
• M13: 16,962,454 km (0.062 R)
• M14: 25,119,128 km (0.114 R)
• M15: 25,720,512 km (0.072 R)
• M16: 29,977,319 km (0.061 R)
• M17: 30,653,800 km (0.116 R)
• M18: 43,763,810 km (0.07 R)
• M19: 50,573,056 km (0.105 R)
• M20: 51,050,573 km (0.082 R)
• M21: 51,691,899 km (0.103 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 15,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit