🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.49 AU - 0.53 AU

Year: 133 Days

Day: 22.5 Hours

Environment

Temp: 229 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.55 AU - 0.61 AU

Year: 161 Days

Day: 44.9 Hours

Environment

Temp: 195 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.31 AU - 1.43 AU

Year: 586 Days

Day: 13.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 13,517,738 km

• M1: 43,982 km (0.071 R)
• M2: 1,058,704 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.73 AU - 1.91 AU

Year: 897 Days

Day: 24.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.6 AU - 3.68 AU

Year: 2537 Days

Day: 18.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.12 AU - 4.32 AU

Year: 2621 Days

Day: 23.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 13,517,738 km

• M1: 216,468 km (0.096 R)
• M2: 253,868 km (0.103 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.77 AU - 5.71 AU

Year: 3769 Days

Day: 34 Hours

Environment

Temp: -138 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 13,517,738 km

• M1: 45,179 km (0.076 R)
• M2: 559,346 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.7

Radius: 11.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.55 AU - 5.29 AU

Year: 3986 Days

Day: 11.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 13,517,738 km

• M1: 147,952 km (0.074 R)
• M2: 554,111 km (0.076 R)
• M3: 947,254 km (0.099 R)
• M4: 1,374,505 km (0.096 R)
• M5: 1,839,306 km (0.028 R)
• M6: 2,433,658 km (0.111 R)
• M7: 3,108,644 km (0.043 R)
• M8: 3,685,792 km (0.085 R)
• M9: 4,187,095 km (0.103 R)
• M10: 4,616,889 km (0.095 R)
• M11: 5,970,750 km (0.09 R)
• M12: 7,465,831 km (0.045 R)
• M13: 7,931,679 km (0.101 R)
• M14: 9,605,081 km (0.107 R)
• M15: 10,025,002 km (0.088 R)
• M16: 10,457,340 km (0.075 R)
• M17: 11,288,207 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 18,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit