🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.49 AU - 0.75 AU

Year: 315 Days

Day: 39.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796

Radius: 12.5

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.76 AU - 1.02 AU

Year: 542 Days

Day: 9.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,248,700 km

• M1: 155,881 km (0.058 R)
• M2: 597,344 km (0.1 R)
• M3: 996,621 km (0.113 R)
• M4: 1,711,699 km (0.108 R)
• M5: 2,149,273 km (0.096 R)
• M6: 2,791,646 km (0.06 R)
• M7: 3,219,346 km (0.101 R)
• M8: 3,690,879 km (0.094 R)
• M9: 4,179,316 km (0.099 R)
• M10: 4,758,409 km (0.025 R)
• M11: 5,185,062 km (0.088 R)
• M12: 5,691,301 km (0.077 R)
• M13: 6,482,674 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.7

Radius: 13.9

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.15 AU - 1.41 AU

Year: 935 Days

Day: 7.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 74,248,700 km

• M1: 172,935 km (0.105 R)
• M2: 680,970 km (0.091 R)
• M3: 1,152,652 km (0.067 R)
• M4: 1,836,763 km (0.114 R)
• M5: 2,901,152 km (0.118 R)
• M6: 3,677,116 km (0.064 R)
• M7: 4,898,881 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.2

Radius: 11.5

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.64 AU - 3.16 AU

Year: 3189 Days

Day: 13.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,248,700 km

• M1: 143,464 km (0.116 R)
• M2: 570,716 km (0.077 R)
• M3: 1,043,296 km (0.109 R)
• M4: 1,411,755 km (0.12 R)
• M5: 2,410,470 km (0.044 R)
• M6: 2,940,047 km (0.096 R)
• M7: 3,472,765 km (0.096 R)
• M8: 3,889,395 km (0.055 R)
• M9: 4,688,248 km (0.109 R)
• M10: 6,060,808 km (0.036 R)
• M11: 7,254,450 km (0.05 R)
• M12: 8,531,118 km (0.095 R)
• M13: 9,223,008 km (0.077 R)
• M14: 10,140,192 km (0.112 R)
• M15: 14,233,938 km (0.089 R)
• M16: 17,725,253 km (0.116 R)
• M17: 18,452,299 km (0.071 R)
• M18: 19,846,701 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.7

Radius: 6.9

Gravity: 17.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.24 AU - 10.64 AU

Year: 17259 Days

Day: 19.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,248,700 km

• M1: 99,483 km (0.092 R)
• M2: 395,238 km (0.095 R)
• M3: 610,659 km (0.073 R)
• M4: 908,209 km (0.097 R)
• M5: 2,068,191 km (0.093 R)
• M6: 3,721,845 km (0.116 R)
• M7: 6,064,997 km (0.091 R)
• M8: 9,080,890 km (0.082 R)
• M9: 11,442,442 km (0.108 R)
• M10: 11,894,078 km (0.11 R)
• M11: 21,504,395 km (0.097 R)
• M12: 22,192,096 km (0.104 R)
• M13: 24,768,171 km (0.084 R)
• M14: 25,632,847 km (0.076 R)
• M15: 26,405,819 km (0.04 R)
• M16: 27,536,929 km (0.097 R)
• M17: 29,293,657 km (0.047 R)
• M18: 37,209,179 km (0.114 R)
• M19: 44,357,115 km (0.118 R)
• M20: 46,602,429 km (0.099 R)
• M21: 55,605,080 km (0.11 R)
• M22: 56,713,002 km (0.093 R)
• M23: 71,393,789 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 13,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit