🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.52 AU - 0.64 AU

Year: 157 Days

Day: 18.3 Hours

Environment

Temp: 195 °C

Axial Tilt: 177.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,742,566 km

• M1: 41,588 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.66 AU - 0.82 AU

Year: 227 Days

Day: 41 Hours

Environment

Temp: 118 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.75 AU - 0.83 AU

Year: 250 Days

Day: 26.9 Hours

Environment

Temp: 120 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,742,566 km

• M1: 426,204 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.02 AU - 1.28 AU

Year: 440 Days

Day: 35.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.34 AU - 1.92 AU

Year: 742 Days

Day: 43.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.25 AU - 3.13 AU

Year: 1573 Days

Day: 36.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 168.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.94 AU - 3.26 AU

Year: 1946 Days

Day: 19.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.4

Radius: 7.7

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.86 AU - 16.96 AU

Year: 19498 Days

Day: 22.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,742,566 km

• M1: 95,892 km (0.088 R)
• M2: 2,797,031 km (0.106 R)
• M3: 4,029,867 km (0.059 R)
• M4: 4,814,508 km (0.104 R)
• M5: 5,449,551 km (0.114 R)
• M6: 7,133,574 km (0.107 R)
• M7: 7,868,549 km (0.075 R)
• M8: 10,269,295 km (0.109 R)
• M9: 11,840,522 km (0.119 R)
• M10: 14,623,491 km (0.099 R)
• M11: 16,238,849 km (0.026 R)
• M12: 18,125,876 km (0.115 R)
• M13: 18,440,780 km (0.11 R)
• M14: 23,334,874 km (0.028 R)
• M15: 25,928,901 km (0.076 R)
• M16: 27,761,326 km (0.119 R)
• M17: 31,568,442 km (0.106 R)
• M18: 45,051,399 km (0.114 R)
• M19: 49,050,599 km (0.065 R)
• M20: 54,252,266 km (0.12 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 15,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit