🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.6 AU - 0.62 AU

Year: 180 Days

Day: 43.7 Hours

Environment

Temp: 191 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,539,881 km

• M1: 173,234 km (0.115 R)
• M2: 472,580 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.92 AU - 1.14 AU

Year: 396 Days

Day: 14.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.99 AU - 1.31 AU

Year: 467 Days

Day: 29.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.11 AU - 1.33 AU

Year: 510 Days

Day: 47.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.86 AU - 4.2 AU

Year: 3064 Days

Day: 29.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,539,881 km

• M1: 491,728 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.4

Radius: 11.2

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.5 AU - 5 AU

Year: 3318 Days

Day: 12.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,539,881 km

• M1: 140,173 km (0.111 R)
• M2: 536,458 km (0.077 R)
• M3: 1,130,810 km (0.111 R)
• M4: 1,560,007 km (0.115 R)
• M5: 2,547,353 km (0.101 R)
• M6: 3,161,302 km (0.047 R)
• M7: 4,192,480 km (0.025 R)
• M8: 6,208,760 km (0.097 R)
• M9: 8,700,313 km (0.116 R)
• M10: 11,464,283 km (0.09 R)
• M11: 13,818,655 km (0.117 R)
• M12: 15,657,512 km (0.083 R)
• M13: 18,884,786 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407

Radius: 14.9

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.01 AU - 7.87 AU

Year: 6924 Days

Day: 8.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,539,881 km

• M1: 185,501 km (0.053 R)
• M2: 749,186 km (0.075 R)
• M3: 1,364,033 km (0.096 R)
• M4: 1,905,727 km (0.112 R)
• M5: 2,410,171 km (0.113 R)
• M6: 3,965,241 km (0.115 R)
• M7: 4,468,040 km (0.092 R)
• M8: 5,430,403 km (0.098 R)
• M9: 6,398,301 km (0.112 R)
• M10: 7,877,076 km (0.093 R)
• M11: 9,158,681 km (0.074 R)
• M12: 11,078,770 km (0.071 R)
• M13: 15,064,655 km (0.118 R)
• M14: 16,602,820 km (0.066 R)
• M15: 17,600,040 km (0.063 R)
• M16: 18,769,297 km (0.099 R)
• M17: 19,305,306 km (0.064 R)
• M18: 21,334,751 km (0.099 R)
• M19: 23,580,364 km (0.092 R)
• M20: 24,126,097 km (0.085 R)
• M21: 24,600,771 km (0.081 R)
• M22: 30,885,976 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 10,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit