🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.4

Radius: 9.9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.53 AU - 0.69 AU

Year: 318 Days

Day: 12.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,099,649 km

• M1: 123,119 km (0.108 R)
• M2: 514,916 km (0.12 R)
• M3: 1,429,108 km (0.103 R)
• M4: 1,769,144 km (0.077 R)
• M5: 2,542,715 km (0.1 R)
• M6: 3,180,301 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448

Radius: 11.5

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.6 AU - 0.9 AU

Year: 433 Days

Day: 6.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 168.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,099,649 km

• M1: 146,456 km (0.075 R)
• M2: 545,135 km (0.087 R)
• M3: 1,414,298 km (0.097 R)
• M4: 2,239,181 km (0.077 R)
• M5: 2,668,527 km (0.104 R)
• M6: 3,450,624 km (0.065 R)
• M7: 4,584,128 km (0.073 R)
• M8: 4,954,083 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.7

Radius: 9.6

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.03 AU - 1.67 AU

Year: 1046 Days

Day: 8.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,099,649 km

• M1: 119,379 km (0.077 R)
• M2: 649,554 km (0.086 R)
• M3: 997,219 km (0.112 R)
• M4: 1,421,629 km (0.1 R)
• M5: 1,728,454 km (0.106 R)
• M6: 2,048,144 km (0.072 R)
• M7: 2,467,318 km (0.105 R)
• M8: 3,358,472 km (0.08 R)
• M9: 4,523,690 km (0.036 R)
• M10: 4,843,530 km (0.106 R)
• M11: 5,259,562 km (0.071 R)
• M12: 5,613,810 km (0.1 R)
• M13: 6,140,843 km (0.12 R)
• M14: 6,797,129 km (0.115 R)
• M15: 8,194,373 km (0.029 R)
• M16: 8,786,332 km (0.034 R)
• M17: 9,773,977 km (0.085 R)
• M18: 10,246,706 km (0.034 R)
• M19: 10,900,598 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.9

Radius: 7.1

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.74 AU - 6.98 AU

Year: 9460 Days

Day: 15.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 32,099,649 km

• M1: 88,412 km (0.087 R)
• M2: 384,766 km (0.117 R)
• M3: 670,647 km (0.085 R)
• M4: 1,041,949 km (0.101 R)
• M5: 1,872,666 km (0.119 R)
• M6: 2,262,369 km (0.044 R)
• M7: 2,796,583 km (0.092 R)
• M8: 3,411,879 km (0.048 R)
• M9: 3,717,806 km (0.101 R)
• M10: 4,537,603 km (0.042 R)
• M11: 5,185,212 km (0.055 R)
• M12: 7,212,263 km (0.113 R)
• M13: 7,461,942 km (0.103 R)
• M14: 9,544,643 km (0.107 R)
• M15: 10,287,546 km (0.031 R)
• M16: 12,186,392 km (0.117 R)
• M17: 12,490,225 km (0.117 R)
• M18: 13,165,510 km (0.074 R)
• M19: 13,539,206 km (0.118 R)
• M20: 14,931,513 km (0.102 R)
• M21: 15,455,255 km (0.051 R)
• M22: 17,481,259 km (0.114 R)
• M23: 22,807,841 km (0.093 R)
• M24: 23,269,350 km (0.083 R)
• M25: 24,052,495 km (0.117 R)
• M26: 27,361,002 km (0.043 R)
• M27: 27,882,201 km (0.091 R)
• M28: 28,765,427 km (0.081 R)
• M29: 30,773,928 km (0.049 R)
• M30: 31,432,158 km (0.087 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 19,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit