🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.65 AU

Year: 141 Days

Day: 14.9 Hours

Environment

Temp: 229 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.95 AU - 1.55 AU

Year: 498 Days

Day: 42.9 Hours

Environment

Temp: -0 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,912,547 km

• M1: 789,278 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.92 AU - 6.5 AU

Year: 4239 Days

Day: 39.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.9

Radius: 7.3

Gravity: 15.82 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 15.07 AU - 20.13 AU

Year: 26319 Days

Day: 24.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 97,912,547 km

• M1: 90,806 km (0.104 R)
• M2: 633,248 km (0.101 R)
• M3: 1,076,656 km (0.069 R)
• M4: 1,770,790 km (0.102 R)
• M5: 2,103,047 km (0.098 R)
• M6: 3,768,370 km (0.118 R)
• M7: 5,290,678 km (0.052 R)
• M8: 5,586,583 km (0.109 R)
• M9: 5,983,167 km (0.093 R)
• M10: 6,832,733 km (0.085 R)
• M11: 8,595,295 km (0.061 R)
• M12: 9,427,359 km (0.091 R)
• M13: 11,181,842 km (0.046 R)
• M14: 20,181,351 km (0.094 R)
• M15: 20,696,417 km (0.09 R)
• M16: 21,220,308 km (0.098 R)
• M17: 25,137,828 km (0.114 R)
• M18: 25,975,277 km (0.07 R)
• M19: 27,454,052 km (0.104 R)
• M20: 31,670,468 km (0.116 R)
• M21: 32,086,649 km (0.097 R)
• M22: 33,071,751 km (0.042 R)
• M23: 35,102,243 km (0.057 R)
• M24: 36,907,739 km (0.052 R)
• M25: 38,458,770 km (0.08 R)
• M26: 39,569,983 km (0.064 R)
• M27: 39,891,469 km (0.04 R)
• M28: 44,057,321 km (0.049 R)
• M29: 46,334,051 km (0.098 R)
• M30: 47,955,393 km (0.04 R)
• M31: 48,504,118 km (0.081 R)
• M32: 51,885,029 km (0.063 R)
• M33: 54,224,142 km (0.073 R)
• M34: 58,902,366 km (0.036 R)
• M35: 65,623,649 km (0.105 R)
• M36: 69,517,981 km (0.066 R)
• M37: 78,774,349 km (0.094 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 10,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit