🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.57 AU - 0.59 AU

Year: 165 Days

Day: 46.7 Hours

Environment

Temp: 216 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,227,014 km

• M1: 59,690 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.49 AU - 0.77 AU

Year: 186 Days

Day: 24.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.7 AU - 0.98 AU

Year: 287 Days

Day: 39.4 Hours

Environment

Temp: 131 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,227,014 km

• M1: 34,557 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.9 AU - 1.44 AU

Year: 472 Days

Day: 38.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 149.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,227,014 km

• M1: 150,346 km (0.054 R)
• M2: 187,147 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.37 AU - 1.44 AU

Year: 618 Days

Day: 19.4 Hours

Environment

Temp: -30 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.39 AU - 1.97 AU

Year: 812 Days

Day: 20.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.7

Radius: 8.6

Gravity: 13.29 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.45 AU - 8.87 AU

Year: 8689 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,227,014 km

• M1: 107,411 km (0.105 R)
• M2: 433,385 km (0.107 R)
• M3: 1,329,925 km (0.116 R)
• M4: 1,686,566 km (0.115 R)
• M5: 2,781,024 km (0.11 R)
• M6: 3,418,611 km (0.073 R)
• M7: 4,067,117 km (0.077 R)
• M8: 4,642,920 km (0.119 R)
• M9: 5,505,351 km (0.1 R)
• M10: 5,992,741 km (0.095 R)
• M11: 6,546,403 km (0.112 R)
• M12: 7,053,540 km (0.082 R)
• M13: 8,458,862 km (0.109 R)
• M14: 9,690,800 km (0.091 R)
• M15: 10,298,168 km (0.112 R)
• M16: 11,813,594 km (0.065 R)
• M17: 12,214,666 km (0.105 R)
• M18: 14,682,881 km (0.051 R)
• M19: 16,384,108 km (0.087 R)
• M20: 17,687,555 km (0.107 R)
• M21: 18,594,118 km (0.093 R)
• M22: 20,499,695 km (0.062 R)
• M23: 20,829,409 km (0.118 R)
• M24: 22,531,833 km (0.054 R)
• M25: 23,417,003 km (0.074 R)
• M26: 23,868,191 km (0.093 R)
• M27: 25,635,540 km (0.091 R)
• M28: 29,116,682 km (0.114 R)
• M29: 35,677,297 km (0.096 R)
• M30: 37,612,645 km (0.089 R)
• M31: 42,889,710 km (0.085 R)
• M32: 45,634,382 km (0.067 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 10,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit