🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.86 AU - 0.98 AU

Year: 310 Days

Day: 34.7 Hours

Environment

Temp: 95 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,494,215 km

• M1: 71,209 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.98 AU - 3.54 AU

Year: 2069 Days

Day: 19.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.2

Radius: 14.2

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.97 AU - 12.29 AU

Year: 11332 Days

Day: 8.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,494,215 km

• M1: 178,171 km (0.071 R)
• M2: 763,996 km (0.101 R)
• M3: 1,766,601 km (0.116 R)
• M4: 2,240,827 km (0.12 R)
• M5: 2,757,986 km (0.093 R)
• M6: 4,266,082 km (0.102 R)
• M7: 4,907,558 km (0.073 R)
• M8: 5,826,388 km (0.119 R)
• M9: 7,143,298 km (0.052 R)
• M10: 9,631,111 km (0.108 R)
• M11: 10,739,182 km (0.079 R)
• M12: 11,352,683 km (0.057 R)
• M13: 13,208,594 km (0.063 R)
• M14: 13,654,246 km (0.09 R)
• M15: 19,002,221 km (0.102 R)
• M16: 24,634,730 km (0.079 R)
• M17: 25,802,342 km (0.091 R)
• M18: 28,038,231 km (0.116 R)
• M19: 28,989,225 km (0.04 R)
• M20: 31,067,289 km (0.112 R)
• M21: 31,857,465 km (0.074 R)
• M22: 32,429,976 km (0.117 R)
• M23: 45,519,042 km (0.095 R)
• M24: 50,303,930 km (0.078 R)
• M25: 50,924,761 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24

Radius: 5.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 14.21 AU - 22.03 AU

Year: 27109 Days

Day: 22.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,494,215 km

• M1: 93,648 km (0.092 R)
• M2: 473,477 km (0.104 R)
• M3: 1,010,384 km (0.118 R)
• M4: 1,181,823 km (0.107 R)
• M5: 2,322,657 km (0.095 R)
• M6: 2,804,212 km (0.118 R)
• M7: 3,561,028 km (0.052 R)
• M8: 4,010,121 km (0.118 R)
• M9: 4,939,722 km (0.09 R)
• M10: 8,156,973 km (0.12 R)
• M11: 11,330,393 km (0.03 R)
• M12: 13,424,614 km (0.051 R)
• M13: 14,507,104 km (0.09 R)
• M14: 14,842,802 km (0.117 R)
• M15: 16,178,112 km (0.092 R)
• M16: 17,909,408 km (0.086 R)
• M17: 18,295,820 km (0.106 R)
• M18: 25,259,002 km (0.12 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 15,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit