🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.67 AU - 0.91 AU

Year: 259 Days

Day: 35.5 Hours

Environment

Temp: 173 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.79 AU - 0.95 AU

Year: 299 Days

Day: 42.2 Hours

Environment

Temp: 101 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,542,172 km

• M1: 160,070 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.74 AU - 1.02 AU

Year: 305 Days

Day: 38 Hours

Environment

Temp: 113 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.76 AU - 1.1 AU

Year: 331 Days

Day: 19.2 Hours

Environment

Temp: 42 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,542,172 km

• M1: 556,504 km (0.081 R)

Asteroid Belt

Center: 5.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.4

Radius: 8.9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.54 AU - 9.62 AU

Year: 10095 Days

Day: 7 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 93,542,172 km

• M1: 111,002 km (0.091 R)
• M2: 1,461,870 km (0.031 R)
• M3: 1,842,747 km (0.077 R)
• M4: 2,942,590 km (0.063 R)
• M5: 4,643,668 km (0.088 R)
• M6: 6,953,159 km (0.057 R)
• M7: 7,689,630 km (0.117 R)
• M8: 11,559,278 km (0.106 R)
• M9: 12,591,653 km (0.059 R)
• M10: 13,294,912 km (0.045 R)
• M11: 16,690,784 km (0.113 R)
• M12: 21,908,159 km (0.072 R)
• M13: 22,845,540 km (0.068 R)
• M14: 26,512,183 km (0.119 R)
• M15: 28,028,059 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.1

Radius: 4.7

Gravity: 37.89 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.49 AU - 19.45 AU

Year: 24661 Days

Day: 20.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 93,542,172 km

• M1: 58,792 km (0.115 R)
• M2: 224,098 km (0.069 R)
• M3: 380,278 km (0.109 R)
• M4: 669,750 km (0.089 R)
• M5: 936,632 km (0.098 R)
• M6: 1,095,206 km (0.108 R)
• M7: 1,271,731 km (0.087 R)
• M8: 1,572,423 km (0.079 R)
• M9: 1,778,569 km (0.057 R)
• M10: 2,557,376 km (0.114 R)
• M11: 3,179,553 km (0.096 R)
• M12: 3,964,344 km (0.102 R)
• M13: 4,679,421 km (0.097 R)
• M14: 5,107,571 km (0.091 R)
• M15: 6,314,676 km (0.059 R)
• M16: 9,457,727 km (0.117 R)
• M17: 13,127,363 km (0.098 R)
• M18: 15,025,461 km (0.111 R)
• M19: 15,867,697 km (0.114 R)
• M20: 20,250,914 km (0.095 R)
• M21: 21,486,892 km (0.039 R)
• M22: 25,850,063 km (0.052 R)
• M23: 26,569,779 km (0.079 R)
• M24: 30,902,432 km (0.065 R)
• M25: 34,950,999 km (0.085 R)
• M26: 39,972,102 km (0.118 R)
• M27: 45,452,919 km (0.096 R)
• M28: 46,324,776 km (0.035 R)
• M29: 58,283,480 km (0.057 R)
• M30: 59,726,950 km (0.096 R)
• M31: 65,077,019 km (0.074 R)
• M32: 70,737,503 km (0.088 R)
• M33: 72,616,003 km (0.109 R)
• M34: 75,010,467 km (0.104 R)
• M35: 81,225,809 km (0.05 R)
• M36: 83,025,621 km (0.047 R)
• M37: 88,314,205 km (0.054 R)
• M38: 92,424,856 km (0.116 R)
• M39: 93,262,005 km (0.102 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: 413 - 16,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit