🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.46 AU - 0.68 AU

Year: 153 Days

Day: 40.8 Hours

Environment

Temp: 239 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.58 AU - 0.8 AU

Year: 203 Days

Day: 18.3 Hours

Environment

Temp: 206 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.02 AU - 1.14 AU

Year: 398 Days

Day: 28.6 Hours

Environment

Temp: 48 °C

Axial Tilt: 16 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.21 AU - 1.71 AU

Year: 626 Days

Day: 45.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.74 AU - 2.04 AU

Year: 922 Days

Day: 46.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.27 AU - 5.25 AU

Year: 3119 Days

Day: 22.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,142,466 km

• M1: 36,801 km (0.107 R)
• M2: 111,450 km (0.093 R)

Asteroid Belt

Center: 10.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.9

Radius: 3.8

Gravity: 19.18 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.66 AU - 17.82 AU

Year: 23218 Days

Day: 15.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,142,466 km

• M1: 76,744 km (0.119 R)
• M2: 385,813 km (0.103 R)
• M3: 521,947 km (0.071 R)
• M4: 983,008 km (0.067 R)
• M5: 1,809,087 km (0.089 R)
• M6: 2,968,620 km (0.12 R)
• M7: 3,674,273 km (0.11 R)
• M8: 3,816,391 km (0.106 R)
• M9: 4,453,379 km (0.117 R)
• M10: 5,336,754 km (0.069 R)
• M11: 6,290,590 km (0.051 R)
• M12: 6,535,333 km (0.096 R)
• M13: 7,175,312 km (0.112 R)
• M14: 10,099,203 km (0.099 R)
• M15: 11,187,527 km (0.117 R)
• M16: 11,790,706 km (0.081 R)
• M17: 11,975,758 km (0.092 R)
• M18: 12,100,224 km (0.109 R)
• M19: 12,671,089 km (0.082 R)
• M20: 13,127,363 km (0.085 R)
• M21: 19,400,151 km (0.047 R)
• M22: 20,357,577 km (0.112 R)
• M23: 27,305,501 km (0.112 R)
• M24: 30,199,921 km (0.029 R)
• M25: 32,079,019 km (0.031 R)
• M26: 33,292,258 km (0.105 R)
• M27: 34,410,053 km (0.115 R)
• M28: 42,797,707 km (0.084 R)
• M29: 44,266,608 km (0.114 R)
• M30: 44,415,309 km (0.094 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 18,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit