🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.2

Radius: 13

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.04 AU - 1.4 AU

Year: 930 Days

Day: 7.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,082,436 km

• M1: 162,014 km (0.096 R)
• M2: 709,543 km (0.057 R)
• M3: 1,193,342 km (0.12 R)
• M4: 2,169,917 km (0.04 R)
• M5: 2,659,401 km (0.091 R)
• M6: 3,344,560 km (0.114 R)
• M7: 4,606,118 km (0.055 R)
• M8: 5,118,491 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.1

Radius: 8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.7 AU - 4.68 AU

Year: 5920 Days

Day: 12.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,082,436 km

• M1: 100,679 km (0.029 R)
• M2: 353,051 km (0.103 R)
• M3: 871,856 km (0.111 R)
• M4: 1,318,855 km (0.049 R)
• M5: 1,659,040 km (0.079 R)
• M6: 2,158,697 km (0.1 R)
• M7: 3,072,441 km (0.112 R)
• M8: 3,616,379 km (0.064 R)
• M9: 3,934,873 km (0.104 R)
• M10: 4,931,793 km (0.109 R)
• M11: 7,682,449 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.5

Radius: 8.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.27 AU - 4.53 AU

Year: 6371 Days

Day: 8.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,082,436 km

• M1: 108,309 km (0.084 R)
• M2: 397,332 km (0.115 R)
• M3: 677,379 km (0.07 R)
• M4: 1,217,577 km (0.107 R)
• M5: 4,707,546 km (0.113 R)
• M6: 5,618,447 km (0.109 R)
• M7: 18,734,590 km (0.115 R)
• M8: 21,315,901 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.2

Radius: 4.5

Gravity: 32.75 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.4 AU - 6.9 AU

Year: 9270 Days

Day: 24.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,082,436 km

• M1: 55,950 km (0.053 R)
• M2: 201,957 km (0.079 R)
• M3: 461,210 km (0.03 R)
• M4: 793,766 km (0.083 R)
• M5: 1,120,338 km (0.108 R)
• M6: 1,384,379 km (0.082 R)
• M7: 1,888,823 km (0.116 R)
• M8: 2,139,250 km (0.034 R)
• M9: 3,159,208 km (0.079 R)
• M10: 3,512,408 km (0.061 R)
• M11: 4,214,022 km (0.039 R)
• M12: 5,616,951 km (0.1 R)
• M13: 6,683,734 km (0.084 R)
• M14: 7,028,557 km (0.096 R)
• M15: 7,588,202 km (0.071 R)
• M16: 7,878,871 km (0.1 R)
• M17: 8,571,360 km (0.111 R)
• M18: 10,276,177 km (0.093 R)
• M19: 13,477,422 km (0.076 R)
• M20: 13,965,410 km (0.113 R)
• M21: 14,213,742 km (0.118 R)
• M22: 14,528,347 km (0.12 R)
• M23: 16,035,695 km (0.086 R)
• M24: 16,376,629 km (0.096 R)
• M25: 18,524,555 km (0.078 R)
• M26: 19,899,658 km (0.034 R)
• M27: 22,509,692 km (0.107 R)
• M28: 24,430,679 km (0.059 R)
• M29: 25,523,342 km (0.114 R)
• M30: 27,707,919 km (0.087 R)
• M31: 28,996,106 km (0.064 R)
• M32: 29,808,423 km (0.103 R)
• M33: 32,336,178 km (0.046 R)
• M34: 40,518,134 km (0.069 R)
• M35: 44,947,428 km (0.085 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 19,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit