🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.52 AU - 0.66 AU

Year: 172 Days

Day: 28.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.73 AU - 0.79 AU

Year: 251 Days

Day: 19.8 Hours

Environment

Temp: 140 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.2 AU - 1.34 AU

Year: 542 Days

Day: 18.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.4 AU - 1.68 AU

Year: 724 Days

Day: 46.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.5

Radius: 11.1

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.37 AU - 7.61 AU

Year: 6999 Days

Day: 7.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,440,269 km

• M1: 138,079 km (0.05 R)
• M2: 484,996 km (0.077 R)
• M3: 934,687 km (0.111 R)
• M4: 1,761,066 km (0.092 R)
• M5: 2,147,477 km (0.098 R)
• M6: 2,590,886 km (0.113 R)
• M7: 3,003,776 km (0.106 R)
• M8: 3,748,025 km (0.077 R)
• M9: 4,278,649 km (0.078 R)
• M10: 4,783,691 km (0.106 R)
• M11: 5,574,017 km (0.058 R)
• M12: 8,001,541 km (0.104 R)
• M13: 8,434,926 km (0.108 R)
• M14: 8,884,019 km (0.091 R)
• M15: 9,348,969 km (0.074 R)
• M16: 11,017,434 km (0.054 R)
• M17: 15,207,222 km (0.092 R)
• M18: 16,675,525 km (0.069 R)
• M19: 22,847,036 km (0.105 R)
• M20: 24,693,522 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.7

Radius: 5.2

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 10.77 AU - 13.67 AU

Year: 16179 Days

Day: 20.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,440,269 km

• M1: 64,626 km (0.088 R)
• M2: 241,152 km (0.094 R)
• M3: 986,897 km (0.099 R)
• M4: 1,910,365 km (0.119 R)
• M5: 2,664,188 km (0.054 R)
• M6: 3,499,992 km (0.115 R)
• M7: 4,675,981 km (0.12 R)
• M8: 5,046,385 km (0.103 R)
• M9: 7,776,097 km (0.057 R)
• M10: 9,260,557 km (0.109 R)
• M11: 11,686,586 km (0.086 R)
• M12: 12,777,304 km (0.081 R)
• M13: 18,043,897 km (0.083 R)
• M14: 18,722,772 km (0.096 R)
• M15: 28,750,467 km (0.064 R)
• M16: 31,154,205 km (0.098 R)
• M17: 31,477,337 km (0.077 R)
• M18: 34,832,219 km (0.032 R)
• M19: 38,665,365 km (0.048 R)
• M20: 44,517,783 km (0.088 R)
• M21: 45,755,107 km (0.093 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 12,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit