🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.84 AU - 1.38 AU

Year: 423 Days

Day: 30.5 Hours

Environment

Temp: 33 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.19 AU - 1.69 AU

Year: 625 Days

Day: 44.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,778,101 km

• M1: 135,984 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.4

Radius: 9

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.14 AU - 6.3 AU

Year: 4947 Days

Day: 11.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,778,101 km

• M1: 112,049 km (0.086 R)
• M2: 414,237 km (0.069 R)
• M3: 1,326,335 km (0.045 R)
• M4: 1,936,844 km (0.091 R)
• M5: 2,282,864 km (0.11 R)
• M6: 2,599,712 km (0.12 R)
• M7: 3,081,118 km (0.072 R)
• M8: 4,496,613 km (0.117 R)
• M9: 5,080,643 km (0.102 R)
• M10: 6,270,844 km (0.048 R)
• M11: 7,674,072 km (0.118 R)
• M12: 8,045,972 km (0.082 R)
• M13: 8,626,262 km (0.108 R)
• M14: 8,906,459 km (0.094 R)
• M15: 9,443,066 km (0.114 R)
• M16: 10,626,535 km (0.107 R)
• M17: 10,948,769 km (0.068 R)
• M18: 12,153,630 km (0.104 R)
• M19: 14,373,214 km (0.105 R)
• M20: 16,296,893 km (0.045 R)
• M21: 17,288,876 km (0.101 R)
• M22: 22,031,278 km (0.1 R)
• M23: 23,166,128 km (0.118 R)
• M24: 29,702,657 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.6

Radius: 3.2

Gravity: 55.63 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.27 AU - 15.24 AU

Year: 18439 Days

Day: 17.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 145.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,778,101 km

• M1: 45,927 km (0.083 R)
• M2: 206,445 km (0.044 R)
• M3: 623,374 km (0.098 R)
• M4: 1,691,802 km (0.103 R)
• M5: 3,611,891 km (0.096 R)
• M6: 5,276,616 km (0.063 R)
• M7: 9,292,272 km (0.086 R)
• M8: 11,999,544 km (0.03 R)
• M9: 12,192,526 km (0.081 R)
• M10: 13,462,462 km (0.097 R)
• M11: 14,598,209 km (0.117 R)
• M12: 19,249,955 km (0.1 R)
• M13: 19,870,487 km (0.11 R)
• M14: 20,687,890 km (0.118 R)
• M15: 32,557,433 km (0.104 R)
• M16: 42,526,785 km (0.091 R)
• M17: 43,729,103 km (0.108 R)
• M18: 60,533,881 km (0.108 R)
• M19: 61,481,135 km (0.106 R)
• M20: 67,575,153 km (0.061 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 20,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit