🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.61 AU - 0.61 AU

Year: 170 Days

Day: 38.9 Hours

Environment

Temp: 190 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,792,965 km

• M1: 41,439 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.2 AU - 1.3 AU

Year: 498 Days

Day: 16.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,792,965 km

• M1: 978,520 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.71 AU - 2.05 AU

Year: 919 Days

Day: 34.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.62 AU - 2.34 AU

Year: 993 Days

Day: 36.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.76 AU - 3.32 AU

Year: 1889 Days

Day: 43.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,792,965 km

• M1: 882,777 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525

Radius: 10.3

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.23 AU - 12.31 AU

Year: 11731 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,792,965 km

• M1: 128,056 km (0.118 R)
• M2: 517,459 km (0.111 R)
• M3: 1,254,677 km (0.095 R)
• M4: 1,577,809 km (0.083 R)
• M5: 2,143,887 km (0.086 R)
• M6: 3,104,605 km (0.054 R)
• M7: 3,811,455 km (0.085 R)
• M8: 4,445,450 km (0.049 R)
• M9: 4,834,106 km (0.09 R)
• M10: 5,376,547 km (0.066 R)
• M11: 5,783,603 km (0.116 R)
• M12: 6,470,258 km (0.106 R)
• M13: 12,009,119 km (0.055 R)
• M14: 12,412,883 km (0.078 R)
• M15: 12,766,084 km (0.11 R)
• M16: 15,701,493 km (0.115 R)
• M17: 18,749,999 km (0.11 R)
• M18: 20,823,276 km (0.106 R)
• M19: 22,000,760 km (0.053 R)
• M20: 22,518,818 km (0.103 R)
• M21: 25,138,127 km (0.074 R)
• M22: 26,375,601 km (0.094 R)
• M23: 32,063,611 km (0.119 R)
• M24: 33,291,809 km (0.059 R)
• M25: 36,079,865 km (0.117 R)
• M26: 44,543,215 km (0.079 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 11,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit