🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121

Radius: 9.8

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.77 AU - 0.91 AU

Year: 531 Days

Day: 7.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,316,636 km

• M1: 121,922 km (0.089 R)
• M2: 454,927 km (0.12 R)
• M3: 806,931 km (0.105 R)
• M4: 1,299,407 km (0.108 R)
• M5: 1,668,016 km (0.113 R)
• M6: 2,135,809 km (0.099 R)
• M7: 2,603,901 km (0.098 R)
• M8: 2,922,245 km (0.08 R)
• M9: 3,246,872 km (0.083 R)
• M10: 3,801,431 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.1

Radius: 11.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.08 AU - 1.58 AU

Year: 1059 Days

Day: 11.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,316,636 km

• M1: 146,756 km (0.11 R)
• M2: 695,032 km (0.079 R)
• M3: 1,442,123 km (0.088 R)
• M4: 1,822,401 km (0.116 R)
• M5: 2,288,099 km (0.064 R)
• M6: 2,947,976 km (0.115 R)
• M7: 3,934,424 km (0.05 R)
• M8: 5,036,212 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.9

Radius: 9.6

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.42 AU - 2.18 AU

Year: 1667 Days

Day: 12.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,316,636 km

• M1: 119,379 km (0.117 R)
• M2: 436,377 km (0.072 R)
• M3: 888,013 km (0.118 R)
• M4: 1,516,025 km (0.112 R)
• M5: 1,832,873 km (0.068 R)
• M6: 3,297,885 km (0.1 R)
• M7: 4,093,297 km (0.061 R)
• M8: 4,397,429 km (0.063 R)
• M9: 4,774,715 km (0.054 R)
• M10: 5,132,553 km (0.068 R)
• M11: 5,925,123 km (0.067 R)
• M12: 6,723,228 km (0.058 R)
• M13: 7,199,547 km (0.027 R)
• M14: 7,725,084 km (0.109 R)
• M15: 9,895,002 km (0.112 R)
• M16: 10,511,794 km (0.093 R)
• M17: 11,397,263 km (0.072 R)
• M18: 12,591,802 km (0.107 R)

Asteroid Belt

Center: 3.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.4

Radius: 10.7

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.51 AU - 4.81 AU

Year: 6944 Days

Day: 7.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,316,636 km

• M1: 153,487 km (0.078 R)
• M2: 494,720 km (0.078 R)
• M3: 839,543 km (0.088 R)
• M4: 1,321,548 km (0.095 R)
• M5: 1,763,310 km (0.036 R)
• M6: 2,586,248 km (0.119 R)
• M7: 3,007,516 km (0.055 R)
• M8: 4,843,530 km (0.079 R)
• M9: 7,582,817 km (0.102 R)
• M10: 8,688,944 km (0.087 R)
• M11: 9,053,364 km (0.107 R)
• M12: 9,470,144 km (0.114 R)
• M13: 10,797,825 km (0.112 R)
• M14: 18,270,388 km (0.025 R)
• M15: 21,107,512 km (0.113 R)
• M16: 21,767,537 km (0.053 R)
• M17: 22,668,865 km (0.115 R)
• M18: 25,687,600 km (0.111 R)
• M19: 28,252,605 km (0.1 R)
• M20: 30,983,813 km (0.059 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 19,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit