🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.73 AU - 1.11 AU

Year: 322 Days

Day: 44.5 Hours

Environment

Temp: 106 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.98 AU - 1.6 AU

Year: 535 Days

Day: 45.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 41.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.55 AU - 1.59 AU

Year: 719 Days

Day: 12.5 Hours

Environment

Temp: -34 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.07 AU - 3.03 AU

Year: 1487 Days

Day: 17.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.16 AU - 5.32 AU

Year: 3769 Days

Day: 36.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.53 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174

Radius: 4.5

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 15.56 AU - 21.06 AU

Year: 28617 Days

Day: 23.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,188,272 km

• M1: 59,839 km (0.064 R)
• M2: 254,167 km (0.057 R)
• M3: 400,773 km (0.103 R)
• M4: 859,440 km (0.093 R)
• M5: 1,562,400 km (0.103 R)
• M6: 2,313,381 km (0.071 R)
• M7: 2,722,232 km (0.095 R)
• M8: 3,410,383 km (0.055 R)
• M9: 5,122,680 km (0.105 R)
• M10: 9,682,124 km (0.115 R)
• M11: 13,459,620 km (0.073 R)
• M12: 14,137,597 km (0.101 R)
• M13: 16,156,720 km (0.069 R)
• M14: 19,193,257 km (0.073 R)
• M15: 20,934,576 km (0.094 R)
• M16: 23,642,597 km (0.066 R)
• M17: 33,639,176 km (0.073 R)
• M18: 38,534,018 km (0.095 R)
• M19: 52,138,897 km (0.071 R)
• M20: 54,991,429 km (0.111 R)
• M21: 56,022,458 km (0.062 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 15,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit