🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.73 AU - 0.75 AU

Year: 224 Days

Day: 18.7 Hours

Environment

Temp: 165 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.76 AU - 4.96 AU

Year: 3766 Days

Day: 20.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.4

Radius: 12.9

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.57 AU - 7.09 AU

Year: 4947 Days

Day: 14.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,464,112 km

• M1: 160,668 km (0.098 R)
• M2: 732,282 km (0.06 R)
• M3: 1,172,997 km (0.104 R)
• M4: 2,532,692 km (0.073 R)
• M5: 3,483,386 km (0.092 R)
• M6: 5,932,304 km (0.074 R)
• M7: 6,748,360 km (0.096 R)
• M8: 8,681,464 km (0.102 R)
• M9: 9,442,318 km (0.088 R)
• M10: 9,860,295 km (0.029 R)
• M11: 10,334,371 km (0.05 R)
• M12: 11,801,028 km (0.104 R)
• M13: 12,634,587 km (0.069 R)
• M14: 13,402,174 km (0.051 R)
• M15: 14,146,573 km (0.117 R)
• M16: 17,905,519 km (0.09 R)
• M17: 24,563,222 km (0.083 R)
• M18: 25,436,425 km (0.112 R)
• M19: 26,002,952 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.4

Radius: 13.4

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.03 AU - 12.75 AU

Year: 15328 Days

Day: 7.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,464,112 km

• M1: 166,652 km (0.095 R)
• M2: 1,139,337 km (0.114 R)
• M3: 2,903,545 km (0.081 R)
• M4: 3,575,988 km (0.084 R)
• M5: 4,763,944 km (0.104 R)
• M6: 5,898,494 km (0.076 R)
• M7: 8,741,004 km (0.103 R)
• M8: 11,857,576 km (0.071 R)
• M9: 12,615,140 km (0.049 R)
• M10: 21,981,462 km (0.114 R)
• M11: 38,210,587 km (0.119 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 15,998 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit