🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.46 AU - 0.66 AU

Year: 266 Days

Day: 13.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,444,586 km

• M1: 40,391 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.6

Radius: 12.2

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.66 AU - 0.78 AU

Year: 388 Days

Day: 9 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,444,586 km

• M1: 151,692 km (0.112 R)
• M2: 564,882 km (0.116 R)
• M3: 1,373,458 km (0.113 R)
• M4: 1,860,549 km (0.083 R)
• M5: 2,499,930 km (0.115 R)
• M6: 3,316,286 km (0.046 R)
• M7: 3,724,389 km (0.107 R)
• M8: 4,125,760 km (0.108 R)
• M9: 4,585,025 km (0.118 R)
• M10: 5,078,249 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.7

Radius: 11.2

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.77 AU - 1.09 AU

Year: 570 Days

Day: 8.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,444,586 km

• M1: 139,575 km (0.094 R)
• M2: 581,337 km (0.055 R)
• M3: 1,229,545 km (0.074 R)
• M4: 1,803,103 km (0.099 R)
• M5: 2,441,288 km (0.078 R)
• M6: 3,224,732 km (0.106 R)
• M7: 3,746,828 km (0.114 R)
• M8: 4,207,141 km (0.07 R)
• M9: 4,607,764 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.7

Radius: 12.6

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.95 AU - 2.03 AU

Year: 1785 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 20,444,586 km

• M1: 156,779 km (0.095 R)
• M2: 617,690 km (0.101 R)
• M3: 1,068,428 km (0.117 R)
• M4: 1,763,908 km (0.089 R)
• M5: 2,171,712 km (0.093 R)
• M6: 2,630,529 km (0.094 R)
• M7: 3,747,127 km (0.114 R)
• M8: 4,541,193 km (0.087 R)
• M9: 4,939,422 km (0.049 R)
• M10: 5,677,239 km (0.075 R)
• M11: 7,068,948 km (0.09 R)
• M12: 7,527,914 km (0.095 R)
• M13: 8,143,360 km (0.047 R)
• M14: 9,751,986 km (0.08 R)
• M15: 10,714,050 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.1

Radius: 11

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.01 AU - 4.57 AU

Year: 4691 Days

Day: 12.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 20,444,586 km

• M1: 182,360 km (0.096 R)
• M2: 746,344 km (0.084 R)
• M3: 1,101,639 km (0.062 R)
• M4: 1,597,855 km (0.082 R)
• M5: 2,288,099 km (0.062 R)
• M6: 3,068,252 km (0.117 R)
• M7: 6,293,433 km (0.09 R)
• M8: 7,237,246 km (0.095 R)
• M9: 7,854,935 km (0.044 R)
• M10: 9,278,958 km (0.082 R)
• M11: 10,545,752 km (0.07 R)
• M12: 11,727,575 km (0.094 R)
• M13: 16,470,277 km (0.037 R)
• M14: 18,855,316 km (0.032 R)
• M15: 19,606,746 km (0.099 R)
• M16: 21,388,606 km (0.099 R)
• M17: 22,813,376 km (0.1 R)
• M18: 23,745,072 km (0.066 R)
• M19: 24,864,064 km (0.084 R)
• M20: 26,353,909 km (0.117 R)
• M21: 27,814,882 km (0.096 R)
• M22: 28,699,155 km (0.097 R)
• M23: 29,968,343 km (0.094 R)
• M24: 31,941,838 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.5

Radius: 8.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.38 AU - 5.46 AU

Year: 5908 Days

Day: 11.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,444,586 km

• M1: 108,907 km (0.087 R)
• M2: 1,091,316 km (0.082 R)
• M3: 1,768,097 km (0.031 R)
• M4: 3,004,374 km (0.097 R)
• M5: 4,503,644 km (0.116 R)
• M6: 4,859,836 km (0.069 R)
• M7: 5,468,999 km (0.044 R)
• M8: 6,242,869 km (0.083 R)
• M9: 9,115,447 km (0.113 R)
• M10: 13,630,161 km (0.117 R)
• M11: 13,975,583 km (0.09 R)
• M12: 17,238,163 km (0.03 R)
• M13: 20,201,547 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42

Radius: 4.3

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.12 AU - 7.46 AU

Year: 11250 Days

Day: 18.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,444,586 km

• M1: 53,406 km (0.117 R)
• M2: 298,298 km (0.078 R)
• M3: 432,936 km (0.071 R)
• M4: 593,156 km (0.118 R)
• M5: 942,766 km (0.106 R)
• M6: 1,154,746 km (0.086 R)
• M7: 1,652,159 km (0.04 R)
• M8: 2,322,657 km (0.087 R)
• M9: 3,427,586 km (0.098 R)
• M10: 3,809,959 km (0.05 R)
• M11: 4,305,576 km (0.027 R)
• M12: 5,127,916 km (0.091 R)
• M13: 5,942,476 km (0.057 R)
• M14: 7,047,556 km (0.049 R)
• M15: 7,538,237 km (0.079 R)
• M16: 7,791,955 km (0.034 R)
• M17: 9,804,794 km (0.092 R)
• M18: 10,222,023 km (0.117 R)
• M19: 11,173,465 km (0.118 R)
• M20: 13,573,912 km (0.061 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 18,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit