🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.51 AU - 0.61 AU

Year: 157 Days

Day: 34.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.5 AU - 0.82 AU

Year: 201 Days

Day: 19.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,939,650 km

• M1: 127,757 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.87 AU - 2.53 AU

Year: 1223 Days

Day: 36.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.86 AU - 4.62 AU

Year: 2710 Days

Day: 31.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,939,650 km

• M1: 535,560 km (0.109 R)

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.4

Radius: 14.1

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.85 AU - 9.89 AU

Year: 9074 Days

Day: 12 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,939,650 km

• M1: 175,777 km (0.026 R)
• M2: 824,434 km (0.061 R)
• M3: 1,558,959 km (0.11 R)
• M4: 2,108,881 km (0.109 R)
• M5: 3,585,711 km (0.098 R)
• M6: 4,648,754 km (0.092 R)
• M7: 5,534,672 km (0.083 R)
• M8: 7,031,998 km (0.11 R)
• M9: 8,069,309 km (0.113 R)
• M10: 8,923,962 km (0.033 R)
• M11: 9,888,120 km (0.099 R)
• M12: 11,685,090 km (0.074 R)
• M13: 13,505,546 km (0.1 R)
• M14: 14,580,706 km (0.099 R)
• M15: 16,545,674 km (0.089 R)
• M16: 21,161,965 km (0.062 R)
• M17: 22,437,885 km (0.114 R)
• M18: 26,186,808 km (0.114 R)
• M19: 27,557,274 km (0.109 R)
• M20: 30,761,361 km (0.119 R)
• M21: 31,517,878 km (0.116 R)
• M22: 33,747,933 km (0.06 R)
• M23: 38,395,640 km (0.043 R)
• M24: 41,327,908 km (0.087 R)
• M25: 43,318,906 km (0.108 R)
• M26: 48,502,023 km (0.032 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: 259 - 11,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit