🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.57 AU - 0.87 AU

Year: 222 Days

Day: 15.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.07 AU - 1.37 AU

Year: 490 Days

Day: 32.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 18,732,732 km

• M1: 293,661 km (0.082 R)
• M2: 886,068 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.99 AU - 1.63 AU

Year: 545 Days

Day: 21.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.01 AU - 2.29 AU

Year: 1146 Days

Day: 25 Hours

Environment

Temp: -63 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 18,732,732 km

• M1: 204,949 km (0.074 R)
• M2: 693,237 km (0.025 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.35 AU - 4.73 AU

Year: 3516 Days

Day: 29.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,732,732 km

• M1: 1,969,606 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.6

Radius: 11.2

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.84 AU - 7.44 AU

Year: 6218 Days

Day: 8.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,732,732 km

• M1: 142,268 km (0.106 R)
• M2: 782,098 km (0.094 R)
• M3: 1,261,260 km (0.103 R)
• M4: 1,760,617 km (0.092 R)
• M5: 2,229,906 km (0.086 R)
• M6: 3,863,215 km (0.116 R)
• M7: 7,601,068 km (0.088 R)
• M8: 11,950,775 km (0.12 R)
• M9: 14,443,375 km (0.08 R)
• M10: 17,379,533 km (0.104 R)
• M11: 18,141,734 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.6

Radius: 11.3

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.5 AU - 9.16 AU

Year: 7212 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 141.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 18,732,732 km

• M1: 144,960 km (0.045 R)
• M2: 540,048 km (0.117 R)
• M3: 1,251,835 km (0.035 R)
• M4: 3,768,071 km (0.081 R)
• M5: 6,168,967 km (0.109 R)
• M6: 7,952,772 km (0.099 R)
• M7: 12,553,206 km (0.076 R)
• M8: 16,744,340 km (0.069 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 16,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit