🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.51 AU - 0.67 AU

Year: 168 Days

Day: 40.7 Hours

Environment

Temp: 212 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,361,583 km

• M1: 453,282 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.72 AU - 0.94 AU

Year: 280 Days

Day: 21.6 Hours

Environment

Temp: 129 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,361,583 km

• M1: 539,300 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.77 AU - 0.97 AU

Year: 301 Days

Day: 44.6 Hours

Environment

Temp: 70 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,361,583 km

• M1: 462,108 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.08 AU - 1.22 AU

Year: 457 Days

Day: 22.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.24 AU - 1.74 AU

Year: 675 Days

Day: 36.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 149.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,361,583 km

• M1: 1,047,185 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.94 AU - 2.26 AU

Year: 1129 Days

Day: 33.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,361,583 km

• M1: 28,573 km (0.072 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.03 AU - 2.75 AU

Year: 1370 Days

Day: 20.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,361,583 km

• M1: 181,911 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192

Radius: 13.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.56 AU - 9.7 AU

Year: 8597 Days

Day: 6.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,361,583 km

• M1: 164,109 km (0.106 R)
• M2: 659,727 km (0.12 R)
• M3: 1,592,469 km (0.094 R)
• M4: 2,107,535 km (0.111 R)
• M5: 3,054,489 km (0.118 R)
• M6: 3,625,804 km (0.093 R)
• M7: 4,804,485 km (0.065 R)
• M8: 9,467,600 km (0.082 R)
• M9: 10,086,786 km (0.099 R)
• M10: 12,251,318 km (0.087 R)
• M11: 13,856,503 km (0.06 R)
• M12: 16,170,782 km (0.101 R)
• M13: 22,553,525 km (0.11 R)
• M14: 24,800,933 km (0.072 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 14,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit