🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.9 AU - 2.5 AU

Year: 1249 Days

Day: 15.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.29 AU - 2.41 AU

Year: 1379 Days

Day: 34.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.44 AU - 3 AU

Year: 1718 Days

Day: 44.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,986,118 km

• M1: 2,376,512 km (0.119 R)

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.4

Radius: 9.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.1 AU - 7.88 AU

Year: 7076 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,986,118 km

• M1: 116,836 km (0.086 R)
• M2: 471,084 km (0.114 R)
• M3: 772,823 km (0.047 R)
• M4: 1,114,504 km (0.114 R)
• M5: 1,606,083 km (0.109 R)
• M6: 3,160,405 km (0.047 R)
• M7: 3,504,929 km (0.099 R)
• M8: 5,563,994 km (0.053 R)
• M9: 7,877,225 km (0.083 R)
• M10: 9,721,767 km (0.095 R)
• M11: 15,131,675 km (0.088 R)
• M12: 15,997,697 km (0.064 R)
• M13: 23,310,340 km (0.117 R)
• M14: 23,614,473 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788

Radius: 11.3

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.55 AU - 9.57 AU

Year: 8761 Days

Day: 13.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,986,118 km

• M1: 140,622 km (0.087 R)
• M2: 524,041 km (0.068 R)
• M3: 1,390,811 km (0.104 R)
• M4: 1,818,213 km (0.103 R)
• M5: 2,839,218 km (0.065 R)
• M6: 3,277,241 km (0.089 R)
• M7: 4,318,143 km (0.074 R)
• M8: 4,992,081 km (0.108 R)
• M9: 7,082,412 km (0.119 R)
• M10: 8,365,513 km (0.107 R)
• M11: 9,460,869 km (0.065 R)
• M12: 10,597,812 km (0.104 R)
• M13: 11,066,802 km (0.051 R)
• M14: 13,441,069 km (0.055 R)
• M15: 14,940,788 km (0.097 R)
• M16: 20,424,896 km (0.062 R)
• M17: 20,907,948 km (0.107 R)
• M18: 24,145,545 km (0.062 R)
• M19: 31,382,941 km (0.048 R)
• M20: 33,897,232 km (0.056 R)
• M21: 35,839,910 km (0.053 R)
• M22: 39,199,728 km (0.102 R)
• M23: 41,210,922 km (0.097 R)
• M24: 42,112,100 km (0.048 R)
• M25: 43,026,442 km (0.096 R)
• M26: 45,301,826 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 13,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit