🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.53 AU - 0.65 AU

Year: 168 Days

Day: 14.5 Hours

Environment

Temp: 212 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.98 AU - 1.24 AU

Year: 434 Days

Day: 41.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.8 AU - 4.9 AU

Year: 3365 Days

Day: 28.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,201,806 km

• M1: 220,806 km (0.096 R)

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887

Radius: 11.5

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.54 AU - 5.92 AU

Year: 4436 Days

Day: 9.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,201,806 km

• M1: 154,834 km (0.101 R)
• M2: 515,813 km (0.033 R)
• M3: 975,977 km (0.098 R)
• M4: 1,384,977 km (0.089 R)
• M5: 1,802,505 km (0.118 R)
• M6: 2,182,035 km (0.081 R)
• M7: 2,581,311 km (0.083 R)
• M8: 3,067,654 km (0.026 R)
• M9: 3,466,931 km (0.107 R)
• M10: 4,037,946 km (0.08 R)
• M11: 4,620,181 km (0.079 R)
• M12: 5,229,942 km (0.097 R)
• M13: 5,626,825 km (0.043 R)
• M14: 7,562,172 km (0.113 R)
• M15: 8,798,449 km (0.043 R)
• M16: 9,906,521 km (0.056 R)
• M17: 10,383,738 km (0.11 R)
• M18: 12,005,229 km (0.026 R)
• M19: 13,471,737 km (0.084 R)
• M20: 14,997,785 km (0.066 R)
• M21: 16,636,031 km (0.058 R)
• M22: 22,634,457 km (0.115 R)
• M23: 23,235,541 km (0.101 R)
• M24: 25,023,086 km (0.095 R)
• M25: 26,900,689 km (0.069 R)
• M26: 27,831,038 km (0.116 R)
• M27: 28,782,630 km (0.114 R)
• M28: 30,115,248 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.3

Radius: 13.6

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.72 AU - 6.96 AU

Year: 5234 Days

Day: 5.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,201,806 km

• M1: 170,542 km (0.112 R)
• M2: 964,457 km (0.093 R)
• M3: 1,510,041 km (0.106 R)
• M4: 2,115,314 km (0.036 R)
• M5: 2,740,633 km (0.072 R)
• M6: 3,528,116 km (0.039 R)
• M7: 5,415,443 km (0.066 R)
• M8: 7,178,603 km (0.096 R)
• M9: 8,487,585 km (0.095 R)
• M10: 12,377,877 km (0.11 R)
• M11: 13,066,925 km (0.047 R)
• M12: 13,677,733 km (0.071 R)
• M13: 14,792,686 km (0.085 R)
• M14: 16,430,783 km (0.109 R)
• M15: 17,203,007 km (0.094 R)
• M16: 20,064,814 km (0.104 R)
• M17: 22,790,188 km (0.114 R)
• M18: 26,231,538 km (0.073 R)
• M19: 27,122,692 km (0.085 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 18,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit