🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.45 AU - 0.65 AU

Year: 182 Days

Day: 33 Hours

Environment

Temp: 13 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.01 AU - 1.13 AU

Year: 494 Days

Day: 47 Hours

Environment

Temp: -76 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.11 AU - 1.13 AU

Year: 529 Days

Day: 39.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.5

Radius: 14.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.98 AU - 4.02 AU

Year: 3570 Days

Day: 8.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 78.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,971,621 km

• M1: 184,005 km (0.085 R)
• M2: 962,662 km (0.112 R)
• M3: 1,503,309 km (0.102 R)
• M4: 2,135,210 km (0.044 R)
• M5: 2,769,057 km (0.111 R)
• M6: 3,608,301 km (0.106 R)
• M7: 4,144,759 km (0.094 R)
• M8: 5,299,355 km (0.106 R)
• M9: 6,753,147 km (0.092 R)
• M10: 7,270,756 km (0.091 R)
• M11: 11,131,727 km (0.115 R)
• M12: 12,806,176 km (0.102 R)
• M13: 13,652,900 km (0.078 R)
• M14: 14,116,205 km (0.117 R)
• M15: 17,001,798 km (0.078 R)
• M16: 19,474,352 km (0.105 R)
• M17: 21,410,896 km (0.096 R)
• M18: 25,123,317 km (0.12 R)
• M19: 26,134,299 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.6

Radius: 9.7

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.24 AU - 4.8 AU

Year: 3597 Days

Day: 7.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 55,971,621 km

• M1: 158,873 km (0.07 R)
• M2: 808,876 km (0.065 R)
• M3: 2,827,400 km (0.118 R)
• M4: 5,588,079 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.9

Radius: 6

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.98 AU - 14.44 AU

Year: 23903 Days

Day: 20.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,971,621 km

• M1: 75,098 km (0.118 R)
• M2: 354,098 km (0.047 R)
• M3: 711,338 km (0.091 R)
• M4: 1,568,833 km (0.051 R)
• M5: 4,127,854 km (0.057 R)
• M6: 5,444,764 km (0.113 R)
• M7: 6,217,886 km (0.088 R)
• M8: 13,460,966 km (0.087 R)
• M9: 14,796,426 km (0.105 R)
• M10: 19,577,873 km (0.101 R)
• M11: 25,593,503 km (0.069 R)
• M12: 26,397,143 km (0.069 R)
• M13: 27,114,016 km (0.031 R)
• M14: 27,738,736 km (0.115 R)
• M15: 35,011,736 km (0.094 R)
• M16: 42,754,922 km (0.112 R)
• M17: 47,097,000 km (0.053 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit