🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.64 AU - 0.68 AU

Year: 187 Days

Day: 16.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,394,960 km

• M1: 165,006 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.66 AU - 1.04 AU

Year: 273 Days

Day: 16.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 7.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 15.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.4

Radius: 5.6

Gravity: 30.98 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 14.37 AU - 15.85 AU

Year: 20455 Days

Day: 18.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 96,394,960 km

• M1: 71,508 km (0.089 R)
• M2: 255,812 km (0.04 R)
• M3: 566,976 km (0.059 R)
• M4: 773,720 km (0.068 R)
• M5: 1,057,208 km (0.077 R)
• M6: 1,457,233 km (0.064 R)
• M7: 2,578,469 km (0.108 R)
• M8: 2,779,678 km (0.089 R)
• M9: 3,692,375 km (0.041 R)
• M10: 3,948,785 km (0.098 R)
• M11: 5,413,349 km (0.118 R)
• M12: 6,045,549 km (0.086 R)
• M13: 8,023,532 km (0.062 R)
• M14: 9,479,867 km (0.074 R)
• M15: 9,961,423 km (0.11 R)
• M16: 10,208,110 km (0.119 R)
• M17: 10,585,994 km (0.086 R)
• M18: 10,973,004 km (0.074 R)
• M19: 15,460,342 km (0.058 R)
• M20: 16,042,576 km (0.084 R)
• M21: 16,725,790 km (0.113 R)
• M22: 19,365,594 km (0.111 R)
• M23: 19,653,570 km (0.072 R)
• M24: 23,444,230 km (0.082 R)
• M25: 24,434,867 km (0.075 R)
• M26: 24,771,313 km (0.094 R)
• M27: 29,176,970 km (0.043 R)
• M28: 31,365,587 km (0.055 R)
• M29: 36,941,997 km (0.111 R)
• M30: 42,495,070 km (0.054 R)
• M31: 48,579,365 km (0.09 R)
• M32: 51,644,177 km (0.112 R)
• M33: 52,569,589 km (0.111 R)
• M34: 54,453,326 km (0.12 R)
• M35: 57,956,758 km (0.119 R)
• M36: 58,355,137 km (0.119 R)
• M37: 70,037,235 km (0.052 R)
• M38: 70,262,829 km (0.095 R)
• M39: 81,426,869 km (0.113 R)
• M40: 83,184,494 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.8

Radius: 7.9

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 16.08 AU - 20.5 AU

Year: 27240 Days

Day: 20.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 96,394,960 km

• M1: 99,931 km (0.032 R)
• M2: 485,295 km (0.074 R)
• M3: 812,316 km (0.105 R)
• M4: 1,195,137 km (0.114 R)
• M5: 1,771,239 km (0.119 R)
• M6: 3,283,374 km (0.099 R)
• M7: 4,442,907 km (0.054 R)
• M8: 4,819,445 km (0.114 R)
• M9: 8,873,248 km (0.075 R)
• M10: 12,797,051 km (0.119 R)
• M11: 15,600,964 km (0.067 R)
• M12: 36,794,793 km (0.115 R)
• M13: 46,148,400 km (0.112 R)
• M14: 48,483,473 km (0.114 R)
• M15: 71,002,889 km (0.102 R)
• M16: 75,083,321 km (0.072 R)
• M17: 76,808,035 km (0.114 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 18,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit