🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.51 AU - 0.55 AU

Year: 147 Days

Day: 41.5 Hours

Environment

Temp: 218 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.81 AU - 0.99 AU

Year: 325 Days

Day: 15.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.89 AU - 0.95 AU

Year: 336 Days

Day: 27.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 113.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.04 AU - 3.04 AU

Year: 1542 Days

Day: 32.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,432,194 km

• M1: 476,469 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.48 AU - 3.54 AU

Year: 1989 Days

Day: 44.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,432,194 km

• M1: 1,260,811 km (0.071 R)

Asteroid Belt

Center: 6.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.9

Radius: 9.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 8.27 AU - 12.91 AU

Year: 13123 Days

Day: 15 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 43,432,194 km

• M1: 137,032 km (0.08 R)
• M2: 277,953 km (0.103 R)
• M3: 450,439 km (0.082 R)
• M4: 586,723 km (0.114 R)
• M5: 885,021 km (0.075 R)
• M6: 1,097,001 km (0.053 R)
• M7: 1,247,646 km (0.11 R)
• M8: 2,100,504 km (0.03 R)
• M9: 2,241,574 km (0.116 R)
• M10: 2,385,936 km (0.074 R)
• M11: 2,483,773 km (0.071 R)
• M12: 2,734,649 km (0.066 R)
• M13: 2,889,034 km (0.101 R)
• M14: 3,675,919 km (0.097 R)
• M15: 3,789,464 km (0.115 R)
• M16: 4,078,636 km (0.092 R)
• M17: 4,225,841 km (0.109 R)
• M18: 4,315,151 km (0.082 R)
• M19: 4,556,153 km (0.101 R)
• M20: 5,337,502 km (0.066 R)
• M21: 5,466,456 km (0.036 R)
• M22: 5,596,456 km (0.114 R)
• M23: 6,637,957 km (0.11 R)
• M24: 6,741,927 km (0.068 R)
• M25: 7,234,403 km (0.067 R)
• M26: 7,484,830 km (0.062 R)
• M27: 8,290,864 km (0.109 R)
• M28: 8,440,461 km (0.066 R)
• M29: 8,932,638 km (0.111 R)
• M30: 9,356,300 km (0.12 R)
• M31: 10,183,426 km (0.1 R)
• M32: 10,464,371 km (0.062 R)
• M33: 11,991,317 km (0.077 R)
• M34: 12,202,848 km (0.039 R)
• M35: 12,587,015 km (0.04 R)
• M36: 12,715,969 km (0.086 R)
• M37: 12,845,371 km (0.083 R)
• M38: 13,279,653 km (0.112 R)
• M39: 13,807,435 km (0.046 R)
• M40: 14,073,719 km (0.072 R)
• M41: 14,252,339 km (0.114 R)
• M42: 14,747,208 km (0.118 R)
• M43: 15,339,317 km (0.066 R)
• M44: 15,846,454 km (0.103 R)
• M45: 17,114,595 km (0.084 R)
• M46: 17,496,518 km (0.116 R)
• M47: 19,249,955 km (0.097 R)
• M48: 19,348,989 km (0.092 R)
• M49: 20,905,854 km (0.103 R)
• M50: 21,007,580 km (0.091 R)
• M51: 21,879,736 km (0.105 R)
• M52: 22,190,451 km (0.064 R)
• M53: 22,554,721 km (0.072 R)
• M54: 23,236,439 km (0.11 R)
• M55: 23,341,905 km (0.116 R)
• M56: 23,659,352 km (0.076 R)
• M57: 23,818,674 km (0.112 R)
• M58: 25,485,044 km (0.069 R)
• M59: 27,746,067 km (0.074 R)
• M60: 27,914,065 km (0.078 R)
• M61: 28,589,350 km (0.061 R)
• M62: 28,872,239 km (0.082 R)
• M63: 29,440,861 km (0.05 R)
• M64: 29,669,447 km (0.112 R)
• M65: 29,955,777 km (0.089 R)
• M66: 30,358,345 km (0.094 R)
• M67: 31,110,822 km (0.071 R)
• M68: 31,285,253 km (0.1 R)
• M69: 32,398,112 km (0.115 R)
• M70: 32,752,210 km (0.082 R)
• M71: 33,226,285 km (0.088 R)
• M72: 34,963,865 km (0.107 R)
• M73: 35,024,302 km (0.102 R)
• M74: 35,327,088 km (0.065 R)
• M75: 38,776,815 km (0.088 R)
• M76: 40,097,914 km (0.042 R)
• M77: 42,203,654 km (0.108 R)
• M78: 42,719,467 km (0.096 R)
• M79: 42,784,093 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 12,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit