🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.47 AU - 0.57 AU

Year: 138 Days

Day: 30.4 Hours

Environment

Temp: 213 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.52 AU - 0.7 AU

Year: 176 Days

Day: 47.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 34,417,170 km

• M1: 20,196 km (0.101 R)
• M2: 66,272 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.61 AU - 0.85 AU

Year: 230 Days

Day: 18.7 Hours

Environment

Temp: 126 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.07 AU - 3.13 AU

Year: 2014 Days

Day: 35.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 51.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,417,170 km

• M1: 341,083 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79

Radius: 6

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 12.05 AU - 14.57 AU

Year: 17916 Days

Day: 21.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,417,170 km

• M1: 74,799 km (0.051 R)
• M2: 374,892 km (0.115 R)
• M3: 598,391 km (0.112 R)
• M4: 912,248 km (0.096 R)
• M5: 1,178,981 km (0.112 R)
• M6: 1,663,528 km (0.108 R)
• M7: 2,824,258 km (0.079 R)
• M8: 3,374,030 km (0.081 R)
• M9: 3,778,393 km (0.105 R)
• M10: 4,239,903 km (0.094 R)
• M11: 4,603,426 km (0.117 R)
• M12: 4,820,343 km (0.11 R)
• M13: 6,706,173 km (0.114 R)
• M14: 7,418,708 km (0.063 R)
• M15: 8,141,116 km (0.119 R)
• M16: 8,621,026 km (0.101 R)
• M17: 13,434,487 km (0.117 R)
• M18: 15,570,595 km (0.097 R)
• M19: 15,937,110 km (0.071 R)
• M20: 19,218,539 km (0.102 R)
• M21: 25,868,913 km (0.062 R)
• M22: 27,079,159 km (0.11 R)
• M23: 27,520,473 km (0.061 R)
• M24: 29,986,444 km (0.082 R)
• M25: 31,612,424 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 10,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit