🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.52 AU - 0.56 AU

Year: 146 Days

Day: 45.1 Hours

Environment

Temp: 216 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 44,989,724 km

• M1: 51,462 km (0.106 R)
• M2: 187,895 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.04 AU - 1.04 AU

Year: 389 Days

Day: 43.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,989,724 km

• M1: 31,565 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.6 AU - 2.08 AU

Year: 916 Days

Day: 42.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,989,724 km

• M1: 120,725 km (0.09 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.6

Radius: 14.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.97 AU - 9.75 AU

Year: 8089 Days

Day: 7 Hours

Environment

Temp: -161 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,989,724 km

• M1: 186,100 km (0.084 R)
• M2: 716,275 km (0.074 R)
• M3: 1,546,094 km (0.088 R)
• M4: 2,223,922 km (0.105 R)
• M5: 2,863,602 km (0.067 R)
• M6: 3,797,542 km (0.111 R)
• M7: 5,296,812 km (0.043 R)
• M8: 6,376,759 km (0.11 R)
• M9: 9,623,182 km (0.12 R)
• M10: 11,388,437 km (0.096 R)
• M11: 16,769,473 km (0.1 R)
• M12: 21,365,717 km (0.081 R)
• M13: 25,896,588 km (0.082 R)
• M14: 27,895,515 km (0.071 R)
• M15: 30,510,486 km (0.092 R)
• M16: 34,620,837 km (0.068 R)
• M17: 39,331,973 km (0.079 R)
• M18: 39,949,363 km (0.11 R)
• M19: 41,203,742 km (0.07 R)
• M20: 43,396,098 km (0.109 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 15,663 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit