🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.53 AU - 0.73 AU

Year: 212 Days

Day: 23.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.64 AU - 0.74 AU

Year: 243 Days

Day: 27.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.5 AU - 1.8 AU

Year: 900 Days

Day: 20.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.97 AU - 2.75 AU

Year: 1539 Days

Day: 24.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,211,810 km

• M1: 40,092 km (0.062 R)

Asteroid Belt

Center: 3.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.7

Radius: 15

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.94 AU - 4.32 AU

Year: 3564 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,211,810 km

• M1: 186,698 km (0.047 R)
• M2: 660,923 km (0.104 R)
• M3: 1,407,716 km (0.12 R)
• M4: 2,041,861 km (0.102 R)
• M5: 2,913,568 km (0.097 R)
• M6: 3,880,270 km (0.029 R)
• M7: 4,406,106 km (0.092 R)
• M8: 6,029,093 km (0.086 R)
• M9: 6,621,501 km (0.099 R)
• M10: 7,471,666 km (0.118 R)
• M11: 8,022,635 km (0.039 R)
• M12: 11,576,631 km (0.038 R)
• M13: 13,273,520 km (0.076 R)
• M14: 13,890,611 km (0.058 R)
• M15: 14,378,151 km (0.104 R)
• M16: 18,761,069 km (0.07 R)
• M17: 21,031,815 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.2

Radius: 4.4

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 10.36 AU - 12.14 AU

Year: 16021 Days

Day: 20.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,211,810 km

• M1: 54,753 km (0.048 R)
• M2: 277,205 km (0.068 R)
• M3: 629,657 km (0.072 R)
• M4: 814,112 km (0.079 R)
• M5: 1,425,967 km (0.092 R)
• M6: 3,372,086 km (0.113 R)
• M7: 4,248,280 km (0.11 R)
• M8: 4,543,886 km (0.074 R)
• M9: 8,011,564 km (0.114 R)
• M10: 8,630,750 km (0.107 R)
• M11: 9,550,478 km (0.119 R)
• M12: 11,685,838 km (0.101 R)
• M13: 12,265,529 km (0.096 R)
• M14: 12,480,950 km (0.112 R)
• M15: 14,119,496 km (0.115 R)
• M16: 15,832,391 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 11,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit