🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.44 AU - 0.7 AU

Year: 187 Days

Day: 37.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.59 AU - 0.73 AU

Year: 232 Days

Day: 35.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 22,486,114 km

• M1: 14,661 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.87 AU - 2.65 AU

Year: 1473 Days

Day: 40 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.3

Radius: 13.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.59 AU - 4.37 AU

Year: 3442 Days

Day: 14 Hours

Environment

Temp: -164 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,486,114 km

• M1: 166,652 km (0.099 R)
• M2: 749,186 km (0.072 R)
• M3: 1,397,543 km (0.04 R)
• M4: 2,623,199 km (0.045 R)
• M5: 3,700,004 km (0.109 R)
• M6: 5,136,592 km (0.095 R)
• M7: 6,052,281 km (0.113 R)
• M8: 6,662,341 km (0.038 R)
• M9: 8,149,942 km (0.066 R)
• M10: 9,523,550 km (0.098 R)
• M11: 11,117,665 km (0.055 R)
• M12: 13,161,321 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.4

Radius: 10.9

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.43 AU - 4.63 AU

Year: 3507 Days

Day: 9.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 22,486,114 km

• M1: 228,586 km (0.099 R)
• M2: 582,684 km (0.093 R)
• M3: 1,104,032 km (0.116 R)
• M4: 1,459,776 km (0.111 R)
• M5: 2,347,191 km (0.071 R)
• M6: 5,926,619 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.2

Radius: 8

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.52 AU - 5.74 AU

Year: 4318 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,486,114 km

• M1: 108,159 km (0.108 R)
• M2: 382,671 km (0.112 R)
• M3: 703,858 km (0.102 R)
• M4: 987,196 km (0.05 R)
• M5: 1,251,985 km (0.073 R)
• M6: 1,532,181 km (0.094 R)
• M7: 2,881,105 km (0.048 R)
• M8: 3,470,222 km (0.115 R)
• M9: 3,763,434 km (0.038 R)
• M10: 4,094,494 km (0.096 R)
• M11: 5,081,540 km (0.117 R)
• M12: 5,332,267 km (0.111 R)
• M13: 5,617,550 km (0.101 R)
• M14: 6,361,649 km (0.085 R)
• M15: 7,550,055 km (0.105 R)
• M16: 8,665,905 km (0.115 R)
• M17: 11,433,017 km (0.081 R)
• M18: 17,645,667 km (0.072 R)
• M19: 20,216,806 km (0.12 R)
• M20: 22,419,036 km (0.095 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 17,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit