🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.47 AU - 0.57 AU

Year: 139 Days

Day: 18.4 Hours

Environment

Temp: 239 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.74 AU - 4.4 AU

Year: 2502 Days

Day: 30.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.2

Radius: 12.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.07 AU - 8.59 AU

Year: 8125 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,328,781 km

• M1: 151,842 km (0.088 R)
• M2: 578,196 km (0.085 R)
• M3: 1,162,675 km (0.086 R)
• M4: 1,774,530 km (0.105 R)
• M5: 2,171,413 km (0.098 R)
• M6: 2,936,905 km (0.108 R)
• M7: 3,563,571 km (0.078 R)
• M8: 4,630,503 km (0.115 R)
• M9: 5,140,482 km (0.103 R)
• M10: 7,352,287 km (0.1 R)
• M11: 7,823,969 km (0.106 R)
• M12: 9,113,353 km (0.079 R)
• M13: 10,539,469 km (0.079 R)
• M14: 12,461,652 km (0.118 R)
• M15: 14,494,538 km (0.108 R)
• M16: 15,887,294 km (0.066 R)
• M17: 16,677,919 km (0.085 R)
• M18: 18,470,101 km (0.106 R)
• M19: 19,140,150 km (0.09 R)
• M20: 20,814,749 km (0.108 R)
• M21: 21,320,988 km (0.069 R)
• M22: 29,210,480 km (0.073 R)
• M23: 29,754,268 km (0.098 R)
• M24: 30,397,091 km (0.066 R)
• M25: 31,996,890 km (0.068 R)

Asteroid Belt

Center: 10.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.8

Radius: 5.1

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.54 AU - 16.84 AU

Year: 18785 Days

Day: 21.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,328,781 km

• M1: 63,429 km (0.089 R)
• M2: 330,013 km (0.115 R)
• M3: 502,200 km (0.114 R)
• M4: 790,924 km (0.12 R)
• M5: 1,248,843 km (0.074 R)
• M6: 1,605,335 km (0.069 R)
• M7: 1,765,853 km (0.108 R)
• M8: 2,781,922 km (0.091 R)
• M9: 4,079,085 km (0.109 R)
• M10: 5,997,678 km (0.069 R)
• M11: 7,747,075 km (0.107 R)
• M12: 8,640,025 km (0.08 R)
• M13: 9,916,843 km (0.104 R)
• M14: 12,648,799 km (0.07 R)
• M15: 13,030,124 km (0.088 R)
• M16: 13,353,704 km (0.101 R)
• M17: 14,288,392 km (0.096 R)
• M18: 15,770,907 km (0.118 R)
• M19: 17,430,994 km (0.076 R)
• M20: 18,062,447 km (0.066 R)
• M21: 23,293,136 km (0.048 R)
• M22: 32,071,689 km (0.069 R)
• M23: 32,306,707 km (0.113 R)
• M24: 35,468,159 km (0.095 R)
• M25: 47,232,536 km (0.109 R)
• M26: 48,303,357 km (0.105 R)
• M27: 51,291,425 km (0.09 R)
• M28: 51,612,911 km (0.114 R)
• M29: 54,567,319 km (0.072 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 18,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit