🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.61 AU - 0.77 AU

Year: 256 Days

Day: 21.1 Hours

Environment

Temp: -18 °C

Axial Tilt: 68.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.78 AU - 1.02 AU

Year: 381 Days

Day: 42.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,728,869 km

• M1: 44,879 km (0.093 R)
• M2: 409,898 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.22 AU - 1.64 AU

Year: 763 Days

Day: 25.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,728,869 km

• M1: 109,356 km (0.049 R)
• M2: 153,787 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.2

Radius: 12.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.69 AU - 6.05 AU

Year: 4796 Days

Day: 11.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,728,869 km

• M1: 150,645 km (0.109 R)
• M2: 1,062,444 km (0.087 R)
• M3: 3,212,764 km (0.073 R)
• M4: 3,832,398 km (0.057 R)
• M5: 4,295,254 km (0.059 R)
• M6: 4,899,929 km (0.116 R)
• M7: 7,559,180 km (0.118 R)
• M8: 10,032,183 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247

Radius: 10.1

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.5 AU - 6.12 AU

Year: 5460 Days

Day: 7.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,728,869 km

• M1: 130,001 km (0.116 R)
• M2: 505,940 km (0.085 R)
• M3: 834,008 km (0.059 R)
• M4: 1,174,343 km (0.104 R)
• M5: 2,360,654 km (0.098 R)
• M6: 5,346,478 km (0.09 R)
• M7: 5,766,100 km (0.092 R)
• M8: 6,378,853 km (0.07 R)
• M9: 7,283,920 km (0.09 R)
• M10: 9,015,516 km (0.105 R)
• M11: 11,428,380 km (0.092 R)
• M12: 11,817,633 km (0.106 R)
• M13: 15,996,650 km (0.067 R)
• M14: 17,660,029 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.8

Radius: 6.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.56 AU - 10.86 AU

Year: 15640 Days

Day: 23.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,728,869 km

• M1: 87,216 km (0.062 R)
• M2: 296,204 km (0.118 R)
• M3: 526,734 km (0.097 R)
• M4: 804,837 km (0.115 R)
• M5: 2,058,616 km (0.067 R)
• M6: 2,664,039 km (0.026 R)
• M7: 3,029,506 km (0.118 R)
• M8: 3,615,781 km (0.1 R)
• M9: 5,011,977 km (0.115 R)
• M10: 5,473,936 km (0.085 R)
• M11: 6,202,178 km (0.042 R)
• M12: 6,734,597 km (0.093 R)
• M13: 7,297,085 km (0.079 R)
• M14: 11,504,226 km (0.062 R)
• M15: 11,874,481 km (0.107 R)
• M16: 15,764,773 km (0.11 R)
• M17: 16,353,590 km (0.092 R)
• M18: 25,132,442 km (0.093 R)
• M19: 27,312,233 km (0.085 R)
• M20: 37,640,171 km (0.098 R)
• M21: 38,104,822 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 12,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit