🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.55 AU - 0.73 AU

Year: 228 Days

Day: 15.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.76 AU - 0.8 AU

Year: 307 Days

Day: 36.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,378,000 km

• M1: 330,611 km (0.116 R)

Asteroid Belt

Center: 2.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.5

Radius: 11.7

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.44 AU - 4.6 AU

Year: 3597 Days

Day: 13.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,378,000 km

• M1: 146,008 km (0.079 R)
• M2: 710,590 km (0.076 R)
• M3: 1,263,354 km (0.11 R)
• M4: 1,680,134 km (0.107 R)
• M5: 2,616,616 km (0.101 R)
• M6: 4,305,576 km (0.114 R)
• M7: 5,179,527 km (0.116 R)
• M8: 5,658,988 km (0.085 R)
• M9: 6,167,920 km (0.028 R)
• M10: 6,920,996 km (0.076 R)
• M11: 7,647,294 km (0.112 R)
• M12: 8,270,518 km (0.112 R)
• M13: 8,959,416 km (0.103 R)
• M14: 11,220,139 km (0.102 R)
• M15: 11,947,036 km (0.085 R)
• M16: 12,827,868 km (0.091 R)
• M17: 13,622,980 km (0.062 R)
• M18: 14,054,421 km (0.116 R)
• M19: 15,265,116 km (0.081 R)
• M20: 16,014,751 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.8

Radius: 12.1

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.89 AU - 4.37 AU

Year: 3745 Days

Day: 13.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,378,000 km

• M1: 166,652 km (0.093 R)
• M2: 745,895 km (0.056 R)
• M3: 1,166,115 km (0.101 R)
• M4: 1,728,603 km (0.059 R)
• M5: 2,544,809 km (0.094 R)
• M6: 3,804,872 km (0.093 R)
• M7: 4,381,722 km (0.057 R)
• M8: 4,892,898 km (0.098 R)
• M9: 5,895,203 km (0.096 R)
• M10: 6,519,774 km (0.094 R)
• M11: 7,511,309 km (0.072 R)
• M12: 8,630,900 km (0.035 R)
• M13: 9,152,547 km (0.085 R)
• M14: 10,157,845 km (0.091 R)
• M15: 10,879,804 km (0.045 R)
• M16: 11,598,772 km (0.036 R)
• M17: 12,736,464 km (0.082 R)
• M18: 13,781,554 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.5

Radius: 10.6

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.54 AU - 5.94 AU

Year: 5352 Days

Day: 11.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,378,000 km

• M1: 208,689 km (0.11 R)
• M2: 1,429,258 km (0.075 R)
• M3: 2,691,714 km (0.111 R)
• M4: 5,378,791 km (0.051 R)
• M5: 7,584,911 km (0.065 R)
• M6: 9,327,726 km (0.118 R)
• M7: 9,739,420 km (0.106 R)
• M8: 10,957,146 km (0.044 R)
• M9: 11,415,814 km (0.119 R)
• M10: 11,983,089 km (0.076 R)
• M11: 13,225,200 km (0.098 R)
• M12: 14,010,589 km (0.09 R)
• M13: 14,551,385 km (0.102 R)
• M14: 17,466,150 km (0.112 R)
• M15: 23,129,028 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 19,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit