🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.42 AU - 0.68 AU

Year: 152 Days

Day: 21.9 Hours

Environment

Temp: 187 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.52 AU - 0.68 AU

Year: 173 Days

Day: 16.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,731,602 km

• M1: 41,738 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.31 AU - 2.69 AU

Year: 1474 Days

Day: 20.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.5

Radius: 13.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.86 AU - 8.94 AU

Year: 9076 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 161.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,731,602 km

• M1: 182,659 km (0.108 R)
• M2: 708,346 km (0.1 R)
• M3: 1,184,965 km (0.104 R)
• M4: 1,947,465 km (0.073 R)
• M5: 2,422,887 km (0.113 R)
• M6: 3,489,071 km (0.103 R)
• M7: 4,033,458 km (0.114 R)
• M8: 4,725,198 km (0.098 R)
• M9: 5,734,685 km (0.119 R)
• M10: 6,535,033 km (0.107 R)
• M11: 8,313,902 km (0.04 R)
• M12: 8,770,325 km (0.117 R)
• M13: 11,700,648 km (0.059 R)
• M14: 12,158,717 km (0.099 R)
• M15: 14,565,896 km (0.108 R)
• M16: 17,055,803 km (0.049 R)
• M17: 18,096,705 km (0.108 R)
• M18: 23,764,370 km (0.103 R)
• M19: 24,874,386 km (0.104 R)
• M20: 31,167,220 km (0.1 R)
• M21: 35,150,862 km (0.047 R)
• M22: 37,821,633 km (0.082 R)
• M23: 41,149,288 km (0.041 R)
• M24: 46,785,986 km (0.101 R)
• M25: 50,012,962 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.2

Radius: 11.2

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.98 AU - 10.12 AU

Year: 11877 Days

Day: 7.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,731,602 km

• M1: 140,024 km (0.055 R)
• M2: 528,230 km (0.093 R)
• M3: 941,868 km (0.063 R)
• M4: 1,577,210 km (0.114 R)
• M5: 2,000,572 km (0.098 R)
• M6: 2,554,084 km (0.037 R)
• M7: 3,315,986 km (0.105 R)
• M8: 4,934,486 km (0.09 R)
• M9: 5,410,656 km (0.093 R)
• M10: 5,852,269 km (0.12 R)
• M11: 6,525,160 km (0.069 R)
• M12: 8,350,852 km (0.081 R)
• M13: 9,072,512 km (0.119 R)
• M14: 12,707,292 km (0.067 R)
• M15: 16,814,352 km (0.085 R)
• M16: 17,484,850 km (0.071 R)
• M17: 19,094,672 km (0.063 R)
• M18: 25,203,501 km (0.107 R)
• M19: 26,799,112 km (0.098 R)
• M20: 27,437,446 km (0.091 R)
• M21: 29,509,975 km (0.044 R)
• M22: 32,193,462 km (0.077 R)
• M23: 35,361,496 km (0.116 R)
• M24: 38,385,318 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 18,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit