🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.47 AU - 2.17 AU

Year: 879 Days

Day: 27.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,376,628 km

• M1: 141,520 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.29 AU - 4.35 AU

Year: 2674 Days

Day: 30 Hours

Environment

Temp: -113 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.18 AU - 4.5 AU

Year: 2695 Days

Day: 40.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,376,628 km

• M1: 1,769,593 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.8 AU - 4.8 AU

Year: 3194 Days

Day: 39.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,376,628 km

• M1: 1,100,143 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.9

Radius: 10.8

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.69 AU - 9.48 AU

Year: 7474 Days

Day: 14.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 16,376,628 km

• M1: 198,516 km (0.026 R)
• M2: 321,336 km (0.057 R)
• M3: 403,465 km (0.115 R)
• M4: 515,664 km (0.105 R)
• M5: 594,951 km (0.117 R)
• M6: 671,246 km (0.119 R)
• M7: 775,964 km (0.087 R)
• M8: 886,816 km (0.082 R)
• M9: 1,164,021 km (0.044 R)
• M10: 1,364,333 km (0.061 R)
• M11: 1,468,901 km (0.1 R)
• M12: 1,641,837 km (0.092 R)
• M13: 1,856,210 km (0.074 R)
• M14: 2,262,817 km (0.092 R)
• M15: 2,527,905 km (0.069 R)
• M16: 2,897,112 km (0.111 R)
• M17: 3,454,364 km (0.108 R)
• M18: 3,584,365 km (0.102 R)
• M19: 4,212,526 km (0.109 R)
• M20: 4,305,128 km (0.112 R)
• M21: 4,507,982 km (0.117 R)
• M22: 4,602,827 km (0.098 R)
• M23: 4,714,128 km (0.084 R)
• M24: 5,284,545 km (0.092 R)
• M25: 5,569,529 km (0.098 R)
• M26: 5,671,405 km (0.114 R)
• M27: 6,015,181 km (0.111 R)
• M28: 6,723,228 km (0.094 R)
• M29: 6,904,540 km (0.059 R)
• M30: 7,160,801 km (0.049 R)
• M31: 7,327,304 km (0.107 R)
• M32: 7,551,401 km (0.09 R)
• M33: 7,758,744 km (0.097 R)
• M34: 7,910,586 km (0.115 R)
• M35: 8,314,350 km (0.108 R)
• M36: 8,587,217 km (0.116 R)
• M37: 8,685,353 km (0.065 R)
• M38: 9,383,078 km (0.061 R)
• M39: 10,810,840 km (0.111 R)
• M40: 11,821,822 km (0.097 R)
• M41: 12,438,465 km (0.115 R)
• M42: 13,246,592 km (0.105 R)
• M43: 13,542,497 km (0.032 R)
• M44: 13,679,977 km (0.114 R)
• M45: 13,771,681 km (0.085 R)
• M46: 14,071,625 km (0.083 R)
• M47: 14,234,088 km (0.116 R)
• M48: 14,303,800 km (0.086 R)
• M49: 14,560,660 km (0.098 R)
• M50: 14,701,432 km (0.094 R)
• M51: 15,988,422 km (0.084 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 15,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit