🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.59 AU - 0.91 AU

Year: 234 Days

Day: 41.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,396,675 km

• M1: 44,879 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.62 AU - 3.56 AU

Year: 1955 Days

Day: 28.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.5 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.1

Radius: 6.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 12.35 AU - 19.45 AU

Year: 22817 Days

Day: 24.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,396,675 km

• M1: 85,271 km (0.067 R)
• M2: 308,770 km (0.119 R)
• M3: 791,822 km (0.104 R)
• M4: 1,101,639 km (0.099 R)
• M5: 1,545,196 km (0.104 R)
• M6: 2,998,390 km (0.099 R)
• M7: 3,483,386 km (0.108 R)
• M8: 5,383,878 km (0.101 R)
• M9: 7,844,314 km (0.073 R)
• M10: 8,991,131 km (0.051 R)
• M11: 9,799,109 km (0.107 R)
• M12: 13,098,042 km (0.108 R)
• M13: 15,489,364 km (0.109 R)
• M14: 17,571,766 km (0.087 R)
• M15: 18,679,837 km (0.088 R)
• M16: 20,871,745 km (0.054 R)
• M17: 30,095,501 km (0.105 R)
• M18: 37,475,314 km (0.061 R)
• M19: 41,195,364 km (0.109 R)
• M20: 41,967,738 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.5

Radius: 3.9

Gravity: 44.74 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 13.35 AU - 19.41 AU

Year: 23858 Days

Day: 17.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,396,675 km

• M1: 49,068 km (0.092 R)
• M2: 277,654 km (0.085 R)
• M3: 521,797 km (0.067 R)
• M4: 850,314 km (0.063 R)
• M5: 1,288,337 km (0.035 R)
• M6: 2,924,638 km (0.039 R)
• M7: 3,171,774 km (0.092 R)
• M8: 3,583,767 km (0.098 R)
• M9: 4,097,186 km (0.111 R)
• M10: 10,337,512 km (0.088 R)
• M11: 20,291,156 km (0.059 R)
• M12: 28,823,919 km (0.08 R)
• M13: 29,197,615 km (0.091 R)
• M14: 30,466,654 km (0.092 R)
• M15: 45,742,840 km (0.106 R)
• M16: 53,393,425 km (0.074 R)
• M17: 80,623,678 km (0.109 R)
• M18: 81,117,501 km (0.109 R)
• M19: 84,376,640 km (0.1 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 17,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit