🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.49 AU - 0.55 AU

Year: 142 Days

Day: 36.8 Hours

Environment

Temp: 196 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.31 AU - 2.15 AU

Year: 862 Days

Day: 39.8 Hours

Environment

Temp: -71 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,700,257 km

• M1: 83,625 km (0.114 R)
• M2: 97,687 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.9

Radius: 14.9

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.77 AU - 6.11 AU

Year: 4159 Days

Day: 13.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,700,257 km

• M1: 186,698 km (0.104 R)
• M2: 729,589 km (0.119 R)
• M3: 1,224,758 km (0.06 R)
• M4: 1,871,021 km (0.055 R)
• M5: 2,649,378 km (0.091 R)
• M6: 3,341,867 km (0.099 R)
• M7: 4,029,867 km (0.111 R)
• M8: 5,141,380 km (0.086 R)
• M9: 5,901,187 km (0.064 R)
• M10: 6,735,195 km (0.097 R)
• M11: 7,583,266 km (0.104 R)
• M12: 8,569,864 km (0.089 R)
• M13: 9,752,285 km (0.086 R)
• M14: 10,959,839 km (0.081 R)
• M15: 11,833,042 km (0.065 R)
• M16: 12,396,577 km (0.097 R)
• M17: 13,298,503 km (0.117 R)
• M18: 14,195,492 km (0.107 R)
• M19: 14,931,812 km (0.072 R)
• M20: 17,795,864 km (0.081 R)
• M21: 18,363,887 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.4

Radius: 13.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.68 AU - 8.88 AU

Year: 7440 Days

Day: 12.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,700,257 km

• M1: 173,982 km (0.112 R)
• M2: 775,665 km (0.075 R)
• M3: 1,327,980 km (0.076 R)
• M4: 2,406,132 km (0.053 R)
• M5: 3,388,841 km (0.078 R)
• M6: 4,721,309 km (0.065 R)
• M7: 6,289,094 km (0.113 R)
• M8: 7,030,950 km (0.117 R)
• M9: 9,219,717 km (0.104 R)
• M10: 9,811,227 km (0.074 R)
• M11: 10,853,475 km (0.116 R)
• M12: 16,793,259 km (0.104 R)
• M13: 18,161,032 km (0.034 R)
• M14: 19,860,165 km (0.105 R)
• M15: 20,781,837 km (0.106 R)
• M16: 21,457,421 km (0.066 R)
• M17: 22,568,933 km (0.086 R)
• M18: 24,382,059 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.6

Radius: 7.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 13.8 AU - 17.08 AU

Year: 22978 Days

Day: 21.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 120.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,700,257 km

• M1: 94,546 km (0.095 R)
• M2: 396,734 km (0.058 R)
• M3: 734,825 km (0.091 R)
• M4: 1,094,907 km (0.115 R)
• M5: 2,032,885 km (0.109 R)
• M6: 2,322,357 km (0.112 R)
• M7: 2,827,849 km (0.087 R)
• M8: 3,339,024 km (0.118 R)
• M9: 4,181,709 km (0.092 R)
• M10: 5,072,116 km (0.082 R)
• M11: 6,793,090 km (0.075 R)
• M12: 9,428,406 km (0.085 R)
• M13: 13,273,819 km (0.117 R)
• M14: 15,418,155 km (0.096 R)
• M15: 16,861,625 km (0.044 R)
• M16: 21,349,262 km (0.118 R)
• M17: 32,590,943 km (0.077 R)
• M18: 33,915,034 km (0.099 R)
• M19: 34,852,564 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 19,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit