🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.43 AU - 0.61 AU

Year: 131 Days

Day: 35.4 Hours

Environment

Temp: 236 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.54 AU - 0.58 AU

Year: 147 Days

Day: 44.3 Hours

Environment

Temp: 243 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.56 AU - 0.78 AU

Year: 192 Days

Day: 19.7 Hours

Environment

Temp: 230 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.39 AU - 2.17 AU

Year: 831 Days

Day: 16.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.46 AU - 2.26 AU

Year: 887 Days

Day: 37.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2 AU - 2.26 AU

Year: 1088 Days

Day: 22.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.9

Radius: 10.3

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.05 AU - 6.43 AU

Year: 5453 Days

Day: 5.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 64.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,111,722 km

• M1: 129,552 km (0.104 R)
• M2: 503,546 km (0.065 R)
• M3: 1,069,026 km (0.05 R)
• M4: 1,395,000 km (0.067 R)
• M5: 1,843,046 km (0.037 R)
• M6: 2,402,392 km (0.076 R)
• M7: 4,048,567 km (0.05 R)
• M8: 4,518,604 km (0.09 R)
• M9: 4,860,884 km (0.094 R)
• M10: 8,337,389 km (0.099 R)
• M11: 8,814,007 km (0.105 R)
• M12: 9,909,064 km (0.111 R)
• M13: 11,767,518 km (0.066 R)
• M14: 12,215,713 km (0.084 R)
• M15: 12,935,728 km (0.102 R)
• M16: 14,460,130 km (0.105 R)
• M17: 14,917,002 km (0.108 R)
• M18: 17,410,799 km (0.107 R)
• M19: 17,993,333 km (0.116 R)
• M20: 21,690,943 km (0.073 R)
• M21: 27,485,318 km (0.103 R)
• M22: 28,452,767 km (0.11 R)
• M23: 28,990,123 km (0.045 R)
• M24: 30,269,932 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.9

Radius: 13.2

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.51 AU - 11.31 AU

Year: 10914 Days

Day: 11.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,111,722 km

• M1: 164,408 km (0.11 R)
• M2: 806,033 km (0.081 R)
• M3: 1,694,645 km (0.104 R)
• M4: 5,389,263 km (0.086 R)
• M5: 6,652,767 km (0.03 R)
• M6: 9,849,673 km (0.1 R)
• M7: 11,127,987 km (0.075 R)
• M8: 11,628,542 km (0.115 R)
• M9: 14,537,323 km (0.079 R)
• M10: 15,939,204 km (0.092 R)
• M11: 17,968,799 km (0.114 R)
• M12: 21,062,034 km (0.113 R)
• M13: 22,377,448 km (0.083 R)
• M14: 23,095,667 km (0.111 R)
• M15: 24,831,302 km (0.043 R)
• M16: 30,365,077 km (0.116 R)
• M17: 30,950,303 km (0.12 R)
• M18: 35,045,545 km (0.098 R)
• M19: 35,473,844 km (0.077 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 17,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit