🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.42 AU - 0.62 AU

Year: 142 Days

Day: 17.2 Hours

Environment

Temp: 150 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,088,364 km

• M1: 193,430 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.3 AU - 2 AU

Year: 803 Days

Day: 27.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.98 AU - 2.84 AU

Year: 1417 Days

Day: 17.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.6

Radius: 11

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.19 AU - 6.33 AU

Year: 4569 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,088,364 km

• M1: 137,480 km (0.1 R)
• M2: 933,192 km (0.119 R)
• M3: 1,572,872 km (0.078 R)
• M4: 3,240,888 km (0.06 R)
• M5: 3,586,160 km (0.096 R)
• M6: 4,235,714 km (0.101 R)
• M7: 6,559,567 km (0.111 R)
• M8: 6,953,758 km (0.041 R)
• M9: 7,447,730 km (0.117 R)
• M10: 8,053,452 km (0.055 R)
• M11: 8,817,149 km (0.07 R)
• M12: 9,265,494 km (0.113 R)
• M13: 11,176,158 km (0.074 R)
• M14: 12,883,668 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.7

Radius: 4.4

Gravity: 12.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 14.97 AU - 16.71 AU

Year: 23877 Days

Day: 19.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,088,364 km

• M1: 54,753 km (0.079 R)
• M2: 1,503,758 km (0.073 R)
• M3: 2,950,070 km (0.063 R)
• M4: 3,868,152 km (0.092 R)
• M5: 6,903,643 km (0.114 R)
• M6: 7,924,947 km (0.055 R)
• M7: 10,882,497 km (0.096 R)
• M8: 11,114,075 km (0.043 R)
• M9: 18,435,993 km (0.078 R)
• M10: 23,697,948 km (0.112 R)
• M11: 24,678,862 km (0.025 R)
• M12: 27,676,204 km (0.085 R)
• M13: 31,139,096 km (0.097 R)
• M14: 35,636,906 km (0.059 R)
• M15: 36,792,848 km (0.096 R)
• M16: 57,953,018 km (0.113 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 17,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit