🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.76 AU - 1.06 AU

Year: 331 Days

Day: 40.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 26,647,530 km

• M1: 91,255 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.55 AU - 4.65 AU

Year: 3161 Days

Day: 23 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.4

Radius: 10.6

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.74 AU - 9.26 AU

Year: 8617 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,647,530 km

• M1: 131,796 km (0.071 R)
• M2: 496,815 km (0.072 R)
• M3: 1,193,193 km (0.049 R)
• M4: 1,629,719 km (0.116 R)
• M5: 2,123,991 km (0.114 R)
• M6: 2,477,790 km (0.03 R)
• M7: 2,991,060 km (0.117 R)
• M8: 4,968,145 km (0.078 R)
• M9: 5,629,517 km (0.086 R)
• M10: 8,009,320 km (0.036 R)
• M11: 9,222,559 km (0.09 R)
• M12: 10,943,234 km (0.095 R)
• M13: 11,544,617 km (0.114 R)
• M14: 12,487,981 km (0.067 R)
• M15: 15,070,639 km (0.102 R)
• M16: 19,041,715 km (0.115 R)
• M17: 19,546,159 km (0.114 R)
• M18: 21,113,645 km (0.07 R)
• M19: 22,283,351 km (0.115 R)
• M20: 22,682,628 km (0.06 R)
• M21: 24,160,056 km (0.1 R)
• M22: 25,700,615 km (0.103 R)
• M23: 27,579,564 km (0.089 R)
• M24: 28,505,725 km (0.111 R)
• M25: 32,113,427 km (0.108 R)
• M26: 32,931,727 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.5

Radius: 10.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.27 AU - 10.27 AU

Year: 9056 Days

Day: 14.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,647,530 km

• M1: 133,740 km (0.053 R)
• M2: 493,823 km (0.079 R)
• M3: 854,952 km (0.114 R)
• M4: 1,328,130 km (0.08 R)
• M5: 2,181,735 km (0.113 R)
• M6: 2,613,026 km (0.093 R)
• M7: 3,009,610 km (0.097 R)
• M8: 3,860,074 km (0.091 R)
• M9: 5,094,256 km (0.098 R)
• M10: 5,577,607 km (0.109 R)
• M11: 6,091,326 km (0.115 R)
• M12: 7,515,049 km (0.055 R)
• M13: 10,920,196 km (0.049 R)
• M14: 13,758,815 km (0.119 R)
• M15: 15,568,800 km (0.038 R)
• M16: 16,016,846 km (0.097 R)
• M17: 17,174,434 km (0.116 R)
• M18: 19,720,590 km (0.079 R)
• M19: 22,437,736 km (0.093 R)
• M20: 22,865,735 km (0.093 R)
• M21: 24,257,295 km (0.106 R)
• M22: 24,708,183 km (0.041 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 13,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit