🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.64 AU - 0.86 AU

Year: 242 Days

Day: 28.3 Hours

Environment

Temp: 152 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,761,110 km

• M1: 69,264 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.61 AU - 0.91 AU

Year: 247 Days

Day: 19.3 Hours

Environment

Temp: 169 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.62 AU - 0.92 AU

Year: 252 Days

Day: 25.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.95 AU - 1.53 AU

Year: 515 Days

Day: 25.1 Hours

Environment

Temp: -20 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 70,761,110 km

• M1: 41,588 km (0.099 R)
• M2: 196,123 km (0.113 R)

Asteroid Belt

Center: 1.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.86 AU - 2.78 AU

Year: 1317 Days

Day: 17.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.2

Radius: 5.7

Gravity: 26.81 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 12.03 AU - 12.39 AU

Year: 15905 Days

Day: 19.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 70 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,761,110 km

• M1: 71,358 km (0.1 R)
• M2: 290,818 km (0.066 R)
• M3: 619,634 km (0.054 R)
• M4: 803,191 km (0.094 R)
• M5: 1,011,880 km (0.078 R)
• M6: 1,606,083 km (0.054 R)
• M7: 2,752,451 km (0.094 R)
• M8: 3,101,762 km (0.104 R)
• M9: 3,828,658 km (0.05 R)
• M10: 4,427,499 km (0.113 R)
• M11: 8,185,547 km (0.103 R)
• M12: 9,229,141 km (0.071 R)
• M13: 9,953,195 km (0.073 R)
• M14: 13,024,888 km (0.106 R)
• M15: 13,300,447 km (0.06 R)
• M16: 13,650,507 km (0.107 R)
• M17: 15,263,770 km (0.098 R)
• M18: 15,802,621 km (0.113 R)
• M19: 16,037,490 km (0.091 R)
• M20: 16,433,924 km (0.073 R)
• M21: 17,329,268 km (0.086 R)
• M22: 24,110,390 km (0.081 R)
• M23: 24,840,876 km (0.101 R)
• M24: 25,052,407 km (0.105 R)
• M25: 28,600,271 km (0.107 R)
• M26: 33,875,839 km (0.118 R)
• M27: 39,190,005 km (0.064 R)
• M28: 40,199,192 km (0.079 R)
• M29: 48,738,687 km (0.119 R)
• M30: 50,580,237 km (0.09 R)
• M31: 52,990,558 km (0.078 R)
• M32: 58,038,738 km (0.109 R)
• M33: 58,411,087 km (0.068 R)
• M34: 65,389,379 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 16,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit