🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.44 AU - 0.72 AU

Year: 290 Days

Day: 31.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 9,463,107 km

• M1: 182,659 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.8

Radius: 10.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.61 AU - 0.77 AU

Year: 376 Days

Day: 8.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 9,463,107 km

• M1: 131,945 km (0.084 R)
• M2: 197,619 km (0.077 R)
• M3: 305,479 km (0.062 R)
• M4: 394,190 km (0.117 R)
• M5: 474,973 km (0.119 R)
• M6: 547,678 km (0.12 R)
• M7: 627,413 km (0.084 R)
• M8: 722,857 km (0.107 R)
• M9: 850,464 km (0.112 R)
• M10: 957,726 km (0.081 R)
• M11: 1,037,162 km (0.105 R)
• M12: 1,162,824 km (0.057 R)
• M13: 1,255,126 km (0.085 R)
• M14: 1,325,288 km (0.025 R)
• M15: 1,458,729 km (0.082 R)
• M16: 1,525,300 km (0.044 R)
• M17: 1,646,325 km (0.068 R)
• M18: 1,906,326 km (0.075 R)
• M19: 1,979,479 km (0.066 R)
• M20: 2,082,851 km (0.109 R)
• M21: 2,150,021 km (0.06 R)
• M22: 2,256,385 km (0.099 R)
• M23: 2,321,011 km (0.105 R)
• M24: 2,403,888 km (0.09 R)
• M25: 2,554,683 km (0.071 R)
• M26: 2,640,402 km (0.111 R)
• M27: 2,708,619 km (0.081 R)
• M28: 2,903,246 km (0.054 R)
• M29: 3,011,704 km (0.114 R)
• M30: 3,112,085 km (0.065 R)
• M31: 3,345,457 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.5

Radius: 13.7

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.49 AU - 1.65 AU

Year: 1291 Days

Day: 10.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 9,463,107 km

• M1: 170,691 km (0.104 R)
• M2: 286,929 km (0.112 R)
• M3: 372,798 km (0.056 R)
• M4: 477,516 km (0.082 R)
• M5: 688,749 km (0.088 R)
• M6: 798,853 km (0.104 R)
• M7: 891,903 km (0.076 R)
• M8: 995,275 km (0.099 R)
• M9: 1,109,717 km (0.102 R)
• M10: 1,423,723 km (0.106 R)
• M11: 1,584,241 km (0.112 R)
• M12: 1,674,449 km (0.101 R)
• M13: 1,939,985 km (0.094 R)
• M14: 2,160,941 km (0.11 R)
• M15: 2,347,191 km (0.111 R)
• M16: 2,459,838 km (0.082 R)
• M17: 2,556,628 km (0.093 R)
• M18: 2,645,788 km (0.038 R)
• M19: 2,772,348 km (0.1 R)
• M20: 2,901,152 km (0.104 R)
• M21: 3,098,022 km (0.076 R)
• M22: 3,357,724 km (0.059 R)
• M23: 3,515,101 km (0.086 R)
• M24: 4,095,990 km (0.101 R)
• M25: 4,521,745 km (0.059 R)
• M26: 4,696,027 km (0.05 R)
• M27: 5,006,592 km (0.087 R)
• M28: 5,141,679 km (0.061 R)
• M29: 5,461,818 km (0.115 R)
• M30: 5,589,425 km (0.107 R)
• M31: 5,682,924 km (0.103 R)
• M32: 5,906,872 km (0.079 R)
• M33: 6,109,876 km (0.072 R)
• M34: 6,315,125 km (0.103 R)
• M35: 6,608,935 km (0.049 R)
• M36: 6,819,718 km (0.036 R)
• M37: 6,957,348 km (0.052 R)
• M38: 7,478,398 km (0.105 R)
• M39: 7,698,306 km (0.111 R)
• M40: 7,985,983 km (0.059 R)
• M41: 8,117,928 km (0.082 R)
• M42: 8,571,958 km (0.069 R)
• M43: 8,666,504 km (0.069 R)
• M44: 8,815,803 km (0.071 R)
• M45: 9,034,365 km (0.08 R)
• M46: 9,158,082 km (0.059 R)
• M47: 9,268,635 km (0.096 R)
• M48: 9,463,113 km (0.116 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 19,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit