🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.05 AU - 1.25 AU

Year: 440 Days

Day: 41.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.99 AU - 5.15 AU

Year: 3482 Days

Day: 27.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,796,975 km

• M1: 681,269 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.3

Radius: 10.6

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.04 AU - 7.46 AU

Year: 6958 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,796,975 km

• M1: 138,528 km (0.09 R)
• M2: 580,889 km (0.087 R)
• M3: 1,054,366 km (0.071 R)
• M4: 1,474,736 km (0.093 R)
• M5: 2,573,831 km (0.096 R)
• M6: 4,610,906 km (0.106 R)
• M7: 6,131,867 km (0.088 R)
• M8: 6,593,227 km (0.076 R)
• M9: 7,042,320 km (0.051 R)
• M10: 9,776,819 km (0.101 R)
• M11: 10,639,401 km (0.082 R)
• M12: 13,642,578 km (0.117 R)
• M13: 14,032,879 km (0.049 R)
• M14: 16,913,086 km (0.034 R)
• M15: 17,428,750 km (0.084 R)
• M16: 21,113,944 km (0.082 R)
• M17: 24,462,094 km (0.119 R)
• M18: 25,121,821 km (0.1 R)
• M19: 25,540,246 km (0.03 R)
• M20: 27,702,085 km (0.082 R)
• M21: 30,834,365 km (0.05 R)
• M22: 33,082,522 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 13.6

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.26 AU - 11.14 AU

Year: 12476 Days

Day: 15 Hours

Environment

Temp: -176 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,796,975 km

• M1: 169,195 km (0.112 R)
• M2: 601,234 km (0.12 R)
• M3: 1,187,059 km (0.12 R)
• M4: 1,768,546 km (0.098 R)
• M5: 2,208,813 km (0.088 R)
• M6: 3,180,600 km (0.045 R)
• M7: 3,908,095 km (0.051 R)
• M8: 6,233,743 km (0.095 R)
• M9: 7,171,124 km (0.076 R)
• M10: 8,387,354 km (0.101 R)
• M11: 9,488,694 km (0.043 R)
• M12: 20,672,032 km (0.085 R)
• M13: 21,231,827 km (0.083 R)
• M14: 21,658,181 km (0.109 R)
• M15: 24,727,331 km (0.085 R)
• M16: 25,677,876 km (0.119 R)
• M17: 27,316,122 km (0.063 R)
• M18: 27,990,510 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.4

Radius: 6.2

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 13.69 AU - 17.11 AU

Year: 21542 Days

Day: 20.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,796,975 km

• M1: 77,342 km (0.041 R)
• M2: 336,296 km (0.088 R)
• M3: 711,188 km (0.069 R)
• M4: 1,117,047 km (0.094 R)
• M5: 1,358,199 km (0.085 R)
• M6: 2,299,170 km (0.104 R)
• M7: 6,387,679 km (0.043 R)
• M8: 9,836,808 km (0.12 R)
• M9: 10,557,122 km (0.064 R)
• M10: 11,434,364 km (0.109 R)
• M11: 14,548,991 km (0.109 R)
• M12: 17,853,159 km (0.096 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 19,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit