🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.52 AU - 0.74 AU

Year: 176 Days

Day: 41.4 Hours

Environment

Temp: 240 °C

Axial Tilt: 39.5 °

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: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.65 AU - 0.67 AU

Year: 188 Days

Day: 47.2 Hours

Environment

Temp: 203 °C

Axial Tilt: 48.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,391,879 km

• M1: 18,849 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.4

Radius: 9.3

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 10.9 AU - 13.24 AU

Year: 14738 Days

Day: 10.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,391,879 km

• M1: 115,789 km (0.101 R)
• M2: 508,782 km (0.111 R)
• M3: 1,693,897 km (0.112 R)
• M4: 3,914,378 km (0.102 R)
• M5: 5,428,608 km (0.109 R)
• M6: 5,733,488 km (0.098 R)
• M7: 12,936,326 km (0.113 R)
• M8: 14,095,111 km (0.052 R)
• M9: 17,622,031 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.5

Radius: 4.9

Gravity: 23.59 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 12.79 AU - 15.13 AU

Year: 18332 Days

Day: 18.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,391,879 km

• M1: 60,886 km (0.074 R)
• M2: 234,121 km (0.052 R)
• M3: 552,615 km (0.116 R)
• M4: 827,875 km (0.06 R)
• M5: 1,075,609 km (0.06 R)
• M6: 3,150,232 km (0.116 R)
• M7: 6,320,061 km (0.12 R)
• M8: 8,732,327 km (0.035 R)
• M9: 17,877,394 km (0.096 R)
• M10: 22,664,077 km (0.047 R)
• M11: 27,455,847 km (0.118 R)
• M12: 32,881,014 km (0.027 R)
• M13: 36,779,085 km (0.1 R)
• M14: 41,264,777 km (0.059 R)
• M15: 43,337,007 km (0.09 R)
• M16: 46,101,725 km (0.06 R)
• M17: 57,606,699 km (0.06 R)
• M18: 59,259,457 km (0.064 R)
• M19: 63,820,995 km (0.074 R)
• M20: 66,587,209 km (0.116 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: 204 - 11,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit