🌌 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: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.64 AU

Year: 131 Days

Day: 44.1 Hours

Environment

Temp: 257 °C

Axial Tilt: 99.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,207,211 km

• M1: 36,053 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.48 AU - 0.68 AU

Year: 154 Days

Day: 39.5 Hours

Environment

Temp: 229 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,207,211 km

• M1: 488,138 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.5 AU - 2.14 AU

Year: 855 Days

Day: 33.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 126.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,207,211 km

• M1: 282,590 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.8

Radius: 7.9

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 20.31 AU - 21.69 AU

Year: 33514 Days

Day: 19.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,207,211 km

• M1: 173,384 km (0.104 R)
• M2: 497,263 km (0.103 R)
• M3: 1,889,720 km (0.07 R)
• M4: 2,854,477 km (0.077 R)
• M5: 3,321,073 km (0.077 R)
• M6: 9,001,753 km (0.048 R)
• M7: 11,644,399 km (0.109 R)
• M8: 12,909,698 km (0.103 R)
• M9: 15,103,850 km (0.115 R)
• M10: 16,154,476 km (0.116 R)
• M11: 20,424,896 km (0.08 R)
• M12: 20,846,912 km (0.072 R)
• M13: 22,931,259 km (0.117 R)
• M14: 25,880,282 km (0.059 R)
• M15: 31,950,216 km (0.104 R)
• M16: 42,050,017 km (0.112 R)
• M17: 47,723,217 km (0.087 R)
• M18: 72,297,958 km (0.049 R)
• M19: 78,569,101 km (0.056 R)
• M20: 81,704,223 km (0.119 R)
• M21: 84,650,254 km (0.114 R)
• M22: 85,465,862 km (0.052 R)
• M23: 97,143,621 km (0.116 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 13,380 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit