🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.49 AU - 0.51 AU

Year: 135 Days

Day: 48 Hours

Environment

Temp: 187 °C

Axial Tilt: 138.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.45 AU - 0.57 AU

Year: 139 Days

Day: 20.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.67 AU - 0.71 AU

Year: 219 Days

Day: 41.6 Hours

Environment

Temp: 93 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,336,983 km

• M1: 370,404 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.62 AU - 0.78 AU

Year: 224 Days

Day: 12.2 Hours

Environment

Temp: 143 °C

Axial Tilt: 113.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,336,983 km

• M1: 578,495 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.13 AU - 1.57 AU

Year: 601 Days

Day: 29.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.89 AU - 2.31 AU

Year: 1165 Days

Day: 16.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.9

Radius: 8

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.69 AU - 10.23 AU

Year: 11141 Days

Day: 9.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,336,983 km

• M1: 106,364 km (0.09 R)
• M2: 377,735 km (0.075 R)
• M3: 632,500 km (0.085 R)
• M4: 1,187,059 km (0.091 R)
• M5: 1,583,793 km (0.095 R)
• M6: 2,271,943 km (0.078 R)
• M7: 2,929,426 km (0.1 R)
• M8: 3,234,755 km (0.113 R)
• M9: 3,782,582 km (0.094 R)
• M10: 4,172,285 km (0.117 R)
• M11: 5,311,921 km (0.116 R)
• M12: 6,463,974 km (0.066 R)
• M13: 9,721,767 km (0.112 R)
• M14: 12,083,469 km (0.104 R)
• M15: 13,456,179 km (0.079 R)
• M16: 15,640,158 km (0.081 R)
• M17: 16,237,802 km (0.065 R)
• M18: 16,850,555 km (0.098 R)
• M19: 20,303,872 km (0.103 R)
• M20: 21,824,534 km (0.04 R)
• M21: 24,466,433 km (0.104 R)
• M22: 25,818,199 km (0.096 R)
• M23: 26,840,551 km (0.085 R)
• M24: 27,600,957 km (0.104 R)
• M25: 29,665,258 km (0.099 R)
• M26: 30,580,647 km (0.061 R)
• M27: 31,830,238 km (0.05 R)
• M28: 32,897,320 km (0.067 R)
• M29: 34,319,996 km (0.031 R)
• M30: 37,170,284 km (0.117 R)
• M31: 38,114,695 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 15,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit