🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.47 AU - 0.67 AU

Year: 159 Days

Day: 16.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.87 AU - 1.27 AU

Year: 408 Days

Day: 13.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.95 AU - 1.27 AU

Year: 431 Days

Day: 40.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.96 AU - 1.32 AU

Year: 449 Days

Day: 15.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.17 AU - 1.47 AU

Year: 560 Days

Day: 35.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 89.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 23,597,318 km

• M1: 116,836 km (0.1 R)
• M2: 634,295 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.1

Radius: 14.5

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.15 AU - 5.21 AU

Year: 3735 Days

Day: 13.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,597,318 km

• M1: 182,360 km (0.118 R)
• M2: 1,454,690 km (0.107 R)
• M3: 2,053,979 km (0.086 R)
• M4: 2,816,629 km (0.069 R)
• M5: 3,621,016 km (0.07 R)
• M6: 4,187,693 km (0.098 R)
• M7: 4,960,516 km (0.075 R)
• M8: 6,166,125 km (0.105 R)
• M9: 7,232,758 km (0.049 R)
• M10: 9,343,285 km (0.11 R)
• M11: 10,416,350 km (0.119 R)
• M12: 11,090,139 km (0.108 R)
• M13: 12,201,053 km (0.115 R)
• M14: 15,275,887 km (0.107 R)
• M15: 17,397,484 km (0.119 R)
• M16: 19,206,422 km (0.093 R)
• M17: 21,137,581 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.2

Radius: 10.9

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.79 AU - 5.03 AU

Year: 4014 Days

Day: 6.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,597,318 km

• M1: 136,284 km (0.107 R)
• M2: 587,172 km (0.101 R)
• M3: 940,971 km (0.071 R)
• M4: 1,392,756 km (0.099 R)
• M5: 1,886,280 km (0.059 R)
• M6: 2,316,523 km (0.097 R)
• M7: 4,060,385 km (0.048 R)
• M8: 4,784,589 km (0.082 R)
• M9: 5,203,313 km (0.09 R)
• M10: 7,160,502 km (0.07 R)
• M11: 9,565,886 km (0.107 R)
• M12: 10,846,594 km (0.1 R)
• M13: 12,420,363 km (0.103 R)
• M14: 13,214,130 km (0.05 R)
• M15: 14,748,405 km (0.06 R)
• M16: 18,345,486 km (0.118 R)
• M17: 21,614,798 km (0.074 R)
• M18: 22,082,590 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 10,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit