🌌 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: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.43 AU - 0.59 AU

Year: 135 Days

Day: 21.9 Hours

Environment

Temp: 244 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.54 AU - 0.58 AU

Year: 155 Days

Day: 38 Hours

Environment

Temp: 234 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.43 AU - 0.71 AU

Year: 160 Days

Day: 35 Hours

Environment

Temp: 218 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.76 AU - 1.98 AU

Year: 948 Days

Day: 27.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 62 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.29 AU - 2.59 AU

Year: 1413 Days

Day: 29.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,543,307 km

• M1: 949,946 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.4

Radius: 3.9

Gravity: 36.91 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.08 AU - 15 AU

Year: 18477 Days

Day: 22.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,543,307 km

• M1: 55,950 km (0.117 R)
• M2: 267,331 km (0.083 R)
• M3: 397,930 km (0.083 R)
• M4: 572,361 km (0.082 R)
• M5: 1,078,002 km (0.055 R)
• M6: 1,318,855 km (0.076 R)
• M7: 2,118,156 km (0.073 R)
• M8: 2,344,199 km (0.1 R)
• M9: 4,021,490 km (0.071 R)
• M10: 6,834,678 km (0.074 R)
• M11: 7,056,083 km (0.09 R)
• M12: 7,559,629 km (0.105 R)
• M13: 9,927,315 km (0.084 R)
• M14: 10,384,037 km (0.098 R)
• M15: 11,649,485 km (0.063 R)
• M16: 12,482,446 km (0.076 R)
• M17: 12,680,065 km (0.083 R)
• M18: 12,946,948 km (0.093 R)
• M19: 14,994,943 km (0.1 R)
• M20: 17,330,465 km (0.097 R)
• M21: 19,102,302 km (0.115 R)
• M22: 19,277,182 km (0.119 R)
• M23: 20,898,673 km (0.111 R)
• M24: 22,609,025 km (0.102 R)
• M25: 26,957,835 km (0.082 R)
• M26: 28,409,084 km (0.103 R)
• M27: 31,466,267 km (0.093 R)
• M28: 31,832,482 km (0.048 R)
• M29: 32,078,271 km (0.11 R)
• M30: 34,090,064 km (0.114 R)
• M31: 39,061,201 km (0.032 R)
• M32: 39,342,894 km (0.102 R)
• M33: 43,128,917 km (0.081 R)
• M34: 46,201,358 km (0.113 R)
• M35: 47,310,177 km (0.096 R)
• M36: 56,108,626 km (0.108 R)
• M37: 56,647,029 km (0.093 R)
• M38: 61,458,844 km (0.101 R)
• M39: 64,945,073 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 11,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit