🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.28 AU - 1.6 AU

Year: 605 Days

Day: 20.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.81 AU - 2.99 AU

Year: 1301 Days

Day: 39.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.8

Radius: 14.8

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.05 AU - 8.21 AU

Year: 7373 Days

Day: 11.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,829,943 km

• M1: 187,895 km (0.116 R)
• M2: 684,709 km (0.102 R)
• M3: 1,184,666 km (0.114 R)
• M4: 1,758,523 km (0.044 R)
• M5: 2,359,158 km (0.111 R)
• M6: 2,929,874 km (0.101 R)
• M7: 3,960,604 km (0.09 R)
• M8: 5,033,968 km (0.062 R)
• M9: 6,543,710 km (0.086 R)
• M10: 7,097,821 km (0.099 R)
• M11: 9,969,950 km (0.118 R)
• M12: 10,794,683 km (0.113 R)
• M13: 12,580,583 km (0.079 R)
• M14: 14,339,106 km (0.117 R)
• M15: 14,941,835 km (0.064 R)
• M16: 16,612,096 km (0.102 R)
• M17: 17,461,662 km (0.04 R)
• M18: 18,212,643 km (0.085 R)
• M19: 20,458,406 km (0.112 R)
• M20: 21,082,529 km (0.057 R)
• M21: 21,862,532 km (0.113 R)
• M22: 24,473,314 km (0.073 R)
• M23: 25,974,529 km (0.119 R)
• M24: 26,461,021 km (0.078 R)
• M25: 28,297,634 km (0.049 R)
• M26: 29,334,497 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.1

Radius: 13.7

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.25 AU - 10.27 AU

Year: 9858 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,829,943 km

• M1: 170,542 km (0.062 R)
• M2: 643,420 km (0.088 R)
• M3: 1,151,305 km (0.063 R)
• M4: 1,638,695 km (0.11 R)
• M5: 2,408,975 km (0.088 R)
• M6: 2,837,423 km (0.096 R)
• M7: 3,317,333 km (0.115 R)
• M8: 4,386,808 km (0.051 R)
• M9: 5,608,275 km (0.118 R)
• M10: 7,280,480 km (0.064 R)
• M11: 8,895,987 km (0.041 R)
• M12: 10,082,298 km (0.096 R)
• M13: 10,947,423 km (0.064 R)
• M14: 14,088,379 km (0.052 R)
• M15: 17,714,632 km (0.112 R)
• M16: 21,260,101 km (0.052 R)
• M17: 23,373,171 km (0.115 R)
• M18: 23,989,215 km (0.074 R)
• M19: 25,715,874 km (0.082 R)
• M20: 26,277,913 km (0.107 R)
• M21: 27,719,139 km (0.108 R)
• M22: 29,010,318 km (0.114 R)
• M23: 31,926,878 km (0.114 R)
• M24: 34,578,052 km (0.112 R)
• M25: 36,425,137 km (0.038 R)
• M26: 39,565,495 km (0.098 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 17,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit