🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.69 AU - 1.15 AU

Year: 322 Days

Day: 22.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 20,351,223 km

• M1: 289,472 km (0.104 R)
• M2: 316,399 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.17 AU - 1.95 AU

Year: 712 Days

Day: 25.1 Hours

Environment

Temp: -34 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.56 AU - 4.36 AU

Year: 2878 Days

Day: 32.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.5

Radius: 12.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.65 AU - 6.09 AU

Year: 3925 Days

Day: 12.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,351,223 km

• M1: 158,574 km (0.092 R)
• M2: 598,990 km (0.114 R)
• M3: 1,267,842 km (0.049 R)
• M4: 1,842,148 km (0.089 R)
• M5: 2,403,589 km (0.102 R)
• M6: 3,451,672 km (0.06 R)
• M7: 4,129,948 km (0.055 R)
• M8: 4,918,030 km (0.03 R)
• M9: 5,931,406 km (0.066 R)
• M10: 9,071,914 km (0.093 R)
• M11: 10,141,838 km (0.091 R)
• M12: 14,042,154 km (0.062 R)
• M13: 15,178,798 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.8

Radius: 14.6

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.37 AU - 5.69 AU

Year: 4120 Days

Day: 13.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,351,223 km

• M1: 181,911 km (0.118 R)
• M2: 668,403 km (0.046 R)
• M3: 1,236,726 km (0.09 R)
• M4: 2,672,716 km (0.039 R)
• M5: 4,076,392 km (0.104 R)
• M6: 5,669,759 km (0.094 R)
• M7: 6,302,409 km (0.112 R)
• M8: 7,461,643 km (0.054 R)
• M9: 10,781,818 km (0.094 R)
• M10: 11,589,646 km (0.117 R)
• M11: 12,394,184 km (0.087 R)
• M12: 12,921,366 km (0.091 R)
• M13: 16,144,901 km (0.112 R)
• M14: 16,721,152 km (0.118 R)
• M15: 17,474,527 km (0.097 R)
• M16: 18,363,139 km (0.106 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 18,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit