🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.59 AU - 0.65 AU

Year: 181 Days

Day: 25.6 Hours

Environment

Temp: 158 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.21 AU - 1.53 AU

Year: 595 Days

Day: 12.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.3

Radius: 13.5

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.74 AU - 8.08 AU

Year: 7481 Days

Day: 14.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,908,375 km

• M1: 168,148 km (0.118 R)
• M2: 592,108 km (0.099 R)
• M3: 1,068,428 km (0.094 R)
• M4: 1,599,949 km (0.057 R)
• M5: 2,127,282 km (0.08 R)
• M6: 2,700,690 km (0.077 R)
• M7: 3,733,364 km (0.103 R)
• M8: 5,067,777 km (0.107 R)
• M9: 6,699,292 km (0.089 R)
• M10: 7,512,057 km (0.079 R)
• M11: 8,735,768 km (0.1 R)
• M12: 9,706,359 km (0.083 R)
• M13: 13,309,872 km (0.098 R)
• M14: 13,888,816 km (0.078 R)
• M15: 15,267,211 km (0.111 R)
• M16: 15,785,268 km (0.117 R)
• M17: 19,210,012 km (0.086 R)
• M18: 20,018,289 km (0.097 R)
• M19: 21,775,017 km (0.106 R)
• M20: 22,653,905 km (0.072 R)
• M21: 25,754,769 km (0.081 R)
• M22: 27,070,931 km (0.088 R)
• M23: 29,747,836 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.4

Radius: 6.8

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10.28 AU - 15.44 AU

Year: 17103 Days

Day: 20.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,908,375 km

• M1: 87,814 km (0.089 R)
• M2: 332,406 km (0.056 R)
• M3: 557,551 km (0.067 R)
• M4: 931,546 km (0.112 R)
• M5: 1,648,718 km (0.114 R)
• M6: 2,241,126 km (0.119 R)
• M7: 3,089,495 km (0.087 R)
• M8: 3,956,415 km (0.107 R)
• M9: 4,414,484 km (0.071 R)
• M10: 6,120,198 km (0.05 R)
• M11: 7,251,757 km (0.057 R)
• M12: 9,758,867 km (0.101 R)
• M13: 10,941,139 km (0.076 R)
• M14: 13,384,970 km (0.107 R)
• M15: 18,559,710 km (0.075 R)
• M16: 20,902,712 km (0.089 R)
• M17: 21,448,894 km (0.081 R)
• M18: 22,569,831 km (0.067 R)
• M19: 22,952,053 km (0.084 R)
• M20: 29,555,004 km (0.075 R)
• M21: 37,854,993 km (0.062 R)
• M22: 40,323,508 km (0.109 R)
• M23: 40,745,074 km (0.062 R)
• M24: 49,324,512 km (0.09 R)
• M25: 56,364,738 km (0.052 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 17,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit