🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.07 AU - 2.35 AU

Year: 1231 Days

Day: 25.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,859,016 km

• M1: 53,855 km (0.113 R)
• M2: 1,835,715 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.5

Radius: 9.1

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.18 AU - 6.68 AU

Year: 4742 Days

Day: 11.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,859,016 km

• M1: 114,592 km (0.118 R)
• M2: 553,662 km (0.065 R)
• M3: 995,424 km (0.041 R)
• M4: 1,538,016 km (0.08 R)
• M5: 2,922,245 km (0.038 R)
• M6: 4,325,772 km (0.081 R)
• M7: 5,989,300 km (0.088 R)
• M8: 6,367,334 km (0.057 R)
• M9: 7,075,231 km (0.105 R)
• M10: 7,598,076 km (0.067 R)
• M11: 9,632,756 km (0.119 R)
• M12: 10,818,020 km (0.112 R)
• M13: 12,989,284 km (0.086 R)
• M14: 14,797,473 km (0.116 R)
• M15: 16,203,693 km (0.053 R)
• M16: 17,054,307 km (0.093 R)
• M17: 22,724,814 km (0.117 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483

Radius: 5.5

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 16.92 AU - 19.86 AU

Year: 29553 Days

Day: 18.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,859,016 km

• M1: 68,516 km (0.083 R)
• M2: 248,183 km (0.106 R)
• M3: 470,037 km (0.074 R)
• M4: 1,874,312 km (0.068 R)
• M5: 2,079,410 km (0.102 R)
• M6: 2,559,320 km (0.118 R)
• M7: 3,704,791 km (0.106 R)
• M8: 3,930,086 km (0.093 R)
• M9: 5,729,299 km (0.044 R)
• M10: 9,656,543 km (0.089 R)
• M11: 10,523,911 km (0.116 R)
• M12: 12,341,376 km (0.074 R)
• M13: 14,279,865 km (0.043 R)
• M14: 18,561,057 km (0.03 R)
• M15: 19,605,699 km (0.101 R)
• M16: 19,799,877 km (0.102 R)
• M17: 22,124,927 km (0.069 R)
• M18: 23,190,213 km (0.097 R)
• M19: 24,177,858 km (0.113 R)
• M20: 30,051,669 km (0.05 R)
• M21: 34,784,946 km (0.092 R)
• M22: 40,933,568 km (0.103 R)
• M23: 41,729,578 km (0.09 R)
• M24: 42,698,374 km (0.102 R)
• M25: 43,847,585 km (0.068 R)
• M26: 46,551,417 km (0.042 R)
• M27: 48,828,446 km (0.111 R)
• M28: 54,173,279 km (0.119 R)
• M29: 54,555,651 km (0.115 R)
• M30: 55,519,510 km (0.076 R)
• M31: 59,285,487 km (0.101 R)
• M32: 66,443,146 km (0.094 R)
• M33: 66,881,318 km (0.081 R)
• M34: 79,451,429 km (0.113 R)
• M35: 85,509,993 km (0.117 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: 364 - 13,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit