🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.65 AU - 0.93 AU

Year: 249 Days

Day: 18.3 Hours

Environment

Temp: 142 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.73 AU - 1.17 AU

Year: 328 Days

Day: 26.3 Hours

Environment

Temp: 107 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.88 AU - 1.1 AU

Year: 349 Days

Day: 44.4 Hours

Environment

Temp: 140 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.35 AU - 1.39 AU

Year: 569 Days

Day: 22.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.94 AU - 3.92 AU

Year: 2254 Days

Day: 19.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.6

Radius: 5.5

Gravity: 20.09 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.93 AU - 19.79 AU

Year: 25660 Days

Day: 21.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 86,321,130 km

• M1: 71,209 km (0.116 R)
• M2: 320,588 km (0.088 R)
• M3: 492,177 km (0.107 R)
• M4: 822,339 km (0.114 R)
• M5: 1,515,426 km (0.057 R)
• M6: 2,373,969 km (0.096 R)
• M7: 2,662,842 km (0.047 R)
• M8: 3,488,473 km (0.112 R)
• M9: 4,508,581 km (0.032 R)
• M10: 5,630,116 km (0.079 R)
• M11: 5,926,469 km (0.117 R)
• M12: 7,415,716 km (0.079 R)
• M13: 7,772,058 km (0.07 R)
• M14: 8,354,891 km (0.114 R)
• M15: 9,312,318 km (0.081 R)
• M16: 9,787,291 km (0.118 R)
• M17: 11,781,281 km (0.073 R)
• M18: 13,350,563 km (0.115 R)
• M19: 14,813,630 km (0.105 R)
• M20: 16,637,527 km (0.1 R)
• M21: 17,072,109 km (0.083 R)
• M22: 17,782,848 km (0.082 R)
• M23: 21,329,066 km (0.074 R)
• M24: 22,257,770 km (0.062 R)
• M25: 22,679,037 km (0.114 R)
• M26: 22,891,616 km (0.06 R)
• M27: 26,713,243 km (0.098 R)
• M28: 50,103,020 km (0.088 R)
• M29: 50,826,475 km (0.11 R)
• M30: 51,008,386 km (0.05 R)
• M31: 55,699,027 km (0.034 R)
• M32: 56,475,291 km (0.067 R)
• M33: 56,670,516 km (0.098 R)
• M34: 59,248,835 km (0.103 R)
• M35: 61,284,713 km (0.069 R)
• M36: 62,319,930 km (0.104 R)
• M37: 66,360,119 km (0.072 R)
• M38: 72,166,761 km (0.038 R)
• M39: 74,722,192 km (0.074 R)
• M40: 80,012,571 km (0.044 R)
• M41: 85,290,234 km (0.118 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 20,224 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit