🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.01 AU - 1.31 AU

Year: 439 Days

Day: 40.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.6

Radius: 10.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.21 AU - 10.67 AU

Year: 11856 Days

Day: 10 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,588,191 km

• M1: 135,685 km (0.112 R)
• M2: 549,922 km (0.037 R)
• M3: 996,023 km (0.036 R)
• M4: 2,180,239 km (0.054 R)
• M5: 4,110,949 km (0.093 R)
• M6: 4,588,615 km (0.072 R)
• M7: 4,936,431 km (0.096 R)
• M8: 5,476,778 km (0.114 R)
• M9: 6,183,329 km (0.092 R)
• M10: 6,984,276 km (0.107 R)
• M11: 10,069,582 km (0.058 R)
• M12: 11,515,446 km (0.053 R)
• M13: 12,110,845 km (0.08 R)
• M14: 12,778,800 km (0.076 R)
• M15: 16,431,381 km (0.109 R)
• M16: 17,122,523 km (0.06 R)
• M17: 19,870,487 km (0.089 R)
• M18: 21,757,963 km (0.103 R)
• M19: 26,224,208 km (0.058 R)
• M20: 27,780,474 km (0.096 R)
• M21: 28,851,595 km (0.037 R)

Planet 3 - Ice Giant

Semi-Major Axis: 20.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380

Radius: 7.8

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 18.6 AU - 22.38 AU

Year: 32598 Days

Day: 22 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,588,191 km

• M1: 97,987 km (0.112 R)
• M2: 653,593 km (0.073 R)
• M3: 1,322,744 km (0.099 R)
• M4: 3,348,599 km (0.103 R)
• M5: 5,928,115 km (0.115 R)
• M6: 9,366,472 km (0.096 R)
• M7: 16,368,849 km (0.087 R)
• M8: 17,059,842 km (0.098 R)
• M9: 17,770,282 km (0.092 R)
• M10: 18,685,821 km (0.111 R)
• M11: 22,347,678 km (0.052 R)
• M12: 24,737,504 km (0.071 R)
• M13: 42,417,429 km (0.091 R)
• M14: 58,039,336 km (0.106 R)
• M15: 78,305,061 km (0.113 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 19,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit