🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.93 AU - 1.03 AU

Year: 347 Days

Day: 18.2 Hours

Environment

Temp: 117 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.4 AU - 1.44 AU

Year: 606 Days

Day: 34.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,238,994 km

• M1: 958,324 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.89 AU - 2.21 AU

Year: 1051 Days

Day: 33.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,238,994 km

• M1: 41,738 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.46 AU - 5.1 AU

Year: 3171 Days

Day: 38.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.01 AU - 4.87 AU

Year: 3351 Days

Day: 15.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.1

Radius: 14.6

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.68 AU - 7.82 AU

Year: 6992 Days

Day: 5.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,238,994 km

• M1: 181,612 km (0.113 R)
• M2: 718,519 km (0.118 R)
• M3: 1,670,709 km (0.117 R)
• M4: 2,227,961 km (0.104 R)
• M5: 3,110,738 km (0.044 R)
• M6: 3,991,122 km (0.074 R)
• M7: 5,356,801 km (0.1 R)
• M8: 10,021,113 km (0.047 R)
• M9: 11,782,478 km (0.053 R)
• M10: 15,472,908 km (0.102 R)
• M11: 17,144,365 km (0.111 R)
• M12: 19,004,614 km (0.038 R)
• M13: 21,611,956 km (0.111 R)
• M14: 24,029,756 km (0.105 R)
• M15: 27,344,845 km (0.105 R)
• M16: 29,589,262 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.7

Radius: 6.9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 13.9 AU - 20.76 AU

Year: 25839 Days

Day: 22.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,238,994 km

• M1: 86,019 km (0.118 R)
• M2: 976,724 km (0.093 R)
• M3: 3,720,499 km (0.083 R)
• M4: 5,443,567 km (0.108 R)
• M5: 6,408,474 km (0.077 R)
• M6: 7,521,931 km (0.077 R)
• M7: 16,622,119 km (0.113 R)
• M8: 21,982,958 km (0.081 R)
• M9: 23,884,796 km (0.11 R)
• M10: 35,721,877 km (0.043 R)
• M11: 39,759,075 km (0.033 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 12,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit