🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.7 AU

Year: 275 Days

Day: 14.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108

Radius: 9.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.67 AU - 1.09 AU

Year: 542 Days

Day: 10.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 7,173,761 km

• M1: 116,986 km (0.067 R)
• M2: 177,722 km (0.118 R)
• M3: 260,599 km (0.028 R)
• M4: 353,201 km (0.049 R)
• M5: 423,661 km (0.035 R)
• M6: 484,847 km (0.091 R)
• M7: 576,401 km (0.115 R)
• M8: 640,279 km (0.12 R)
• M9: 712,684 km (0.119 R)
• M10: 822,339 km (0.044 R)
• M11: 934,687 km (0.112 R)
• M12: 1,011,431 km (0.12 R)
• M13: 1,104,481 km (0.098 R)
• M14: 1,200,523 km (0.075 R)
• M15: 1,269,787 km (0.089 R)
• M16: 1,329,327 km (0.064 R)
• M17: 1,397,394 km (0.104 R)
• M18: 1,501,963 km (0.108 R)
• M19: 1,609,075 km (0.109 R)
• M20: 1,669,811 km (0.078 R)
• M21: 1,747,752 km (0.111 R)
• M22: 1,869,375 km (0.053 R)
• M23: 1,959,134 km (0.1 R)
• M24: 2,063,553 km (0.102 R)
• M25: 2,165,429 km (0.101 R)
• M26: 2,300,815 km (0.056 R)
• M27: 2,369,630 km (0.087 R)
• M28: 2,589,689 km (0.099 R)
• M29: 2,714,304 km (0.104 R)
• M30: 2,782,371 km (0.081 R)
• M31: 2,895,317 km (0.056 R)
• M32: 3,095,330 km (0.106 R)
• M33: 3,161,302 km (0.059 R)
• M34: 3,430,279 km (0.076 R)
• M35: 3,498,645 km (0.097 R)
• M36: 3,567,460 km (0.116 R)
• M37: 3,695,815 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.7

Radius: 13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.35 AU - 1.53 AU

Year: 1134 Days

Day: 13.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 7,173,761 km

• M1: 174,581 km (0.091 R)
• M2: 311,463 km (0.118 R)
• M3: 393,442 km (0.087 R)
• M4: 501,751 km (0.06 R)
• M5: 631,602 km (0.055 R)
• M6: 865,573 km (0.047 R)
• M7: 955,332 km (0.067 R)
• M8: 1,054,067 km (0.071 R)
• M9: 1,325,437 km (0.037 R)
• M10: 1,484,908 km (0.11 R)
• M11: 1,570,329 km (0.092 R)
• M12: 1,701,526 km (0.11 R)
• M13: 1,784,852 km (0.083 R)
• M14: 2,029,594 km (0.102 R)
• M15: 2,125,038 km (0.105 R)
• M16: 2,363,646 km (0.056 R)
• M17: 2,464,475 km (0.118 R)
• M18: 2,566,800 km (0.095 R)
• M19: 2,655,661 km (0.044 R)
• M20: 2,745,719 km (0.04 R)
• M21: 2,851,934 km (0.099 R)
• M22: 2,944,236 km (0.051 R)
• M23: 3,068,701 km (0.073 R)
• M24: 3,274,997 km (0.05 R)
• M25: 3,404,249 km (0.036 R)
• M26: 3,576,586 km (0.072 R)
• M27: 3,667,990 km (0.067 R)
• M28: 3,785,574 km (0.086 R)
• M29: 3,887,301 km (0.105 R)
• M30: 3,990,074 km (0.104 R)
• M31: 4,137,129 km (0.111 R)
• M32: 4,374,391 km (0.084 R)
• M33: 4,481,354 km (0.116 R)
• M34: 4,725,198 km (0.08 R)
• M35: 4,871,954 km (0.112 R)
• M36: 5,076,005 km (0.103 R)
• M37: 5,179,078 km (0.038 R)
• M38: 5,349,470 km (0.107 R)
• M39: 5,444,764 km (0.088 R)
• M40: 5,579,402 km (0.114 R)
• M41: 5,930,508 km (0.117 R)
• M42: 6,029,393 km (0.106 R)
• M43: 6,168,668 km (0.102 R)
• M44: 6,389,774 km (0.058 R)
• M45: 6,531,892 km (0.034 R)
• M46: 6,705,874 km (0.04 R)
• M47: 6,798,475 km (0.083 R)
• M48: 7,006,117 km (0.03 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 19,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit