🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.54 AU - 0.56 AU

Year: 148 Days

Day: 18.6 Hours

Environment

Temp: 253 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.72 AU - 0.78 AU

Year: 235 Days

Day: 44.9 Hours

Environment

Temp: 150 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.93 AU - 1.37 AU

Year: 446 Days

Day: 44.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 49.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 85,818,988 km

• M1: 96,790 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.03 AU - 4.15 AU

Year: 2460 Days

Day: 33.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,818,988 km

• M1: 380,427 km (0.08 R)
• M2: 1,351,467 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.33 AU - 4.01 AU

Year: 2543 Days

Day: 42.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.62 AU - 4.38 AU

Year: 2893 Days

Day: 16.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.6

Radius: 6.4

Gravity: 18.33 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.36 AU - 16.4 AU

Year: 22886 Days

Day: 24.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,818,988 km

• M1: 79,736 km (0.065 R)
• M2: 386,710 km (0.111 R)
• M3: 715,377 km (0.032 R)
• M4: 955,631 km (0.117 R)
• M5: 1,340,547 km (0.065 R)
• M6: 1,748,500 km (0.119 R)
• M7: 2,106,488 km (0.118 R)
• M8: 3,302,971 km (0.087 R)
• M9: 3,662,006 km (0.079 R)
• M10: 4,422,562 km (0.103 R)
• M11: 5,010,631 km (0.059 R)
• M12: 5,860,048 km (0.116 R)
• M13: 9,621,088 km (0.079 R)
• M14: 12,916,579 km (0.087 R)
• M15: 14,344,491 km (0.078 R)
• M16: 21,620,782 km (0.097 R)
• M17: 28,123,502 km (0.089 R)
• M18: 32,081,712 km (0.085 R)
• M19: 33,846,518 km (0.065 R)
• M20: 40,767,365 km (0.057 R)
• M21: 42,674,289 km (0.105 R)
• M22: 43,322,945 km (0.079 R)
• M23: 53,293,793 km (0.099 R)
• M24: 65,976,700 km (0.107 R)
• M25: 68,379,392 km (0.101 R)
• M26: 74,055,733 km (0.057 R)
• M27: 83,020,535 km (0.088 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 20,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit