🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.54 AU - 2.28 AU

Year: 950 Days

Day: 13.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.92 AU - 3.7 AU

Year: 2167 Days

Day: 34.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.58 AU - 4.14 AU

Year: 2729 Days

Day: 28.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346

Radius: 9.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.22 AU - 7.42 AU

Year: 5718 Days

Day: 7.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,837,165 km

• M1: 117,883 km (0.069 R)
• M2: 443,857 km (0.051 R)
• M3: 768,783 km (0.112 R)
• M4: 2,566,800 km (0.03 R)
• M5: 3,468,726 km (0.12 R)
• M6: 3,840,776 km (0.102 R)
• M7: 5,412,451 km (0.073 R)
• M8: 5,800,358 km (0.038 R)
• M9: 7,077,176 km (0.102 R)
• M10: 7,712,518 km (0.099 R)
• M11: 8,312,854 km (0.12 R)
• M12: 10,470,205 km (0.06 R)
• M13: 11,564,514 km (0.095 R)
• M14: 17,120,728 km (0.096 R)
• M15: 20,173,422 km (0.092 R)
• M16: 22,211,544 km (0.106 R)
• M17: 23,063,953 km (0.117 R)
• M18: 24,160,056 km (0.099 R)
• M19: 25,290,418 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.5

Radius: 7.3

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 12.68 AU - 12.96 AU

Year: 16520 Days

Day: 21.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,837,165 km

• M1: 90,806 km (0.094 R)
• M2: 347,815 km (0.025 R)
• M3: 680,222 km (0.117 R)
• M4: 1,193,641 km (0.092 R)
• M5: 1,701,676 km (0.081 R)
• M6: 2,645,040 km (0.05 R)
• M7: 3,167,137 km (0.069 R)
• M8: 3,426,240 km (0.087 R)
• M9: 3,899,418 km (0.11 R)
• M10: 5,923,627 km (0.115 R)
• M11: 6,238,231 km (0.049 R)
• M12: 7,563,668 km (0.108 R)
• M13: 8,076,041 km (0.059 R)
• M14: 8,611,601 km (0.093 R)
• M15: 9,066,977 km (0.08 R)
• M16: 9,861,641 km (0.05 R)
• M17: 10,701,932 km (0.116 R)
• M18: 11,589,048 km (0.082 R)
• M19: 12,144,355 km (0.084 R)
• M20: 12,460,455 km (0.056 R)
• M21: 13,109,112 km (0.109 R)
• M22: 14,473,594 km (0.059 R)
• M23: 22,834,320 km (0.1 R)
• M24: 23,316,175 km (0.076 R)
• M25: 25,107,011 km (0.078 R)
• M26: 35,323,797 km (0.1 R)
• M27: 38,218,366 km (0.102 R)
• M28: 42,559,846 km (0.104 R)
• M29: 44,474,250 km (0.092 R)
• M30: 45,225,680 km (0.104 R)
• M31: 46,291,864 km (0.074 R)
• M32: 51,215,280 km (0.109 R)
• M33: 53,887,995 km (0.115 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 20,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit