🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.87 AU

Year: 205 Days

Day: 42.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 46,889,181 km

• M1: 44,281 km (0.099 R)
• M2: 101,727 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.09 AU - 4.55 AU

Year: 2612 Days

Day: 34 Hours

Environment

Temp: -105 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.7

Radius: 8.6

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.04 AU - 15.68 AU

Year: 16134 Days

Day: 11 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,889,181 km

• M1: 107,561 km (0.074 R)
• M2: 394,190 km (0.119 R)
• M3: 3,342,166 km (0.099 R)
• M4: 4,328,315 km (0.047 R)
• M5: 5,774,927 km (0.097 R)
• M6: 8,126,904 km (0.048 R)
• M7: 9,051,419 km (0.059 R)
• M8: 10,303,553 km (0.051 R)
• M9: 10,998,585 km (0.111 R)
• M10: 12,481,848 km (0.077 R)
• M11: 13,086,523 km (0.058 R)
• M12: 31,055,471 km (0.045 R)
• M13: 35,410,714 km (0.073 R)
• M14: 37,360,273 km (0.118 R)
• M15: 40,026,257 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123

Radius: 7.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.41 AU - 18.01 AU

Year: 22832 Days

Day: 18.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,889,181 km

• M1: 208,390 km (0.097 R)
• M2: 978,968 km (0.115 R)
• M3: 1,251,237 km (0.109 R)
• M4: 2,191,609 km (0.09 R)
• M5: 2,645,489 km (0.097 R)
• M6: 5,403,325 km (0.043 R)
• M7: 5,704,915 km (0.098 R)
• M8: 6,196,194 km (0.109 R)
• M9: 10,459,883 km (0.058 R)
• M10: 10,771,196 km (0.027 R)
• M11: 11,467,126 km (0.067 R)
• M12: 16,704,098 km (0.065 R)
• M13: 24,689,633 km (0.098 R)
• M14: 27,930,521 km (0.092 R)
• M15: 29,652,692 km (0.103 R)
• M16: 32,312,242 km (0.111 R)
• M17: 39,962,827 km (0.114 R)
• M18: 40,215,648 km (0.055 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 14,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit