🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.95 AU - 1.27 AU

Year: 448 Days

Day: 27.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 87,148,711 km

• M1: 19,149 km (0.109 R)
• M2: 99,333 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.8 AU - 4.22 AU

Year: 2518 Days

Day: 14.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.61 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.4

Radius: 11.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.95 AU - 10.45 AU

Year: 11567 Days

Day: 8.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,148,711 km

• M1: 144,362 km (0.079 R)
• M2: 604,974 km (0.084 R)
• M3: 1,109,119 km (0.042 R)
• M4: 1,522,906 km (0.116 R)
• M5: 2,183,381 km (0.043 R)
• M6: 2,692,612 km (0.084 R)
• M7: 4,203,850 km (0.066 R)
• M8: 5,323,291 km (0.058 R)
• M9: 5,985,710 km (0.061 R)
• M10: 6,526,656 km (0.089 R)
• M11: 8,894,341 km (0.053 R)
• M12: 9,782,055 km (0.107 R)
• M13: 10,390,171 km (0.102 R)
• M14: 11,476,401 km (0.1 R)
• M15: 17,117,138 km (0.111 R)
• M16: 19,419,150 km (0.068 R)
• M17: 21,999,414 km (0.061 R)
• M18: 22,397,344 km (0.099 R)
• M19: 22,880,994 km (0.115 R)
• M20: 25,318,243 km (0.096 R)
• M21: 26,824,693 km (0.113 R)
• M22: 28,484,033 km (0.049 R)
• M23: 29,435,027 km (0.116 R)
• M24: 31,099,901 km (0.11 R)
• M25: 33,977,865 km (0.063 R)
• M26: 36,693,366 km (0.038 R)
• M27: 37,478,904 km (0.083 R)
• M28: 38,390,404 km (0.061 R)

Asteroid Belt

Center: 13.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.1

Radius: 5.6

Gravity: 17.45 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 17.16 AU - 17.34 AU

Year: 27432 Days

Day: 17 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,148,711 km

• M1: 70,311 km (0.117 R)
• M2: 400,174 km (0.11 R)
• M3: 577,448 km (0.102 R)
• M4: 798,105 km (0.117 R)
• M5: 1,143,077 km (0.084 R)
• M6: 1,653,804 km (0.101 R)
• M7: 1,920,388 km (0.104 R)
• M8: 2,282,564 km (0.072 R)
• M9: 3,552,949 km (0.117 R)
• M10: 4,847,869 km (0.053 R)
• M11: 5,235,028 km (0.108 R)
• M12: 5,436,387 km (0.113 R)
• M13: 7,041,422 km (0.092 R)
• M14: 8,004,683 km (0.072 R)
• M15: 9,461,168 km (0.069 R)
• M16: 9,942,723 km (0.102 R)
• M17: 13,479,067 km (0.115 R)
• M18: 16,196,064 km (0.08 R)
• M19: 17,236,218 km (0.099 R)
• M20: 19,544,812 km (0.072 R)
• M21: 22,260,911 km (0.071 R)
• M22: 24,094,233 km (0.1 R)
• M23: 25,218,461 km (0.069 R)
• M24: 28,551,651 km (0.102 R)
• M25: 29,050,710 km (0.113 R)
• M26: 30,323,488 km (0.035 R)
• M27: 31,765,911 km (0.114 R)
• M28: 37,545,774 km (0.105 R)
• M29: 43,166,316 km (0.072 R)
• M30: 59,209,491 km (0.111 R)
• M31: 60,224,512 km (0.117 R)
• M32: 60,428,863 km (0.074 R)
• M33: 76,871,165 km (0.101 R)
• M34: 77,111,569 km (0.094 R)
• M35: 80,779,709 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 10,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit