🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.41 AU - 0.63 AU

Year: 138 Days

Day: 30.3 Hours

Environment

Temp: 252 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.48 AU - 0.62 AU

Year: 150 Days

Day: 32.9 Hours

Environment

Temp: 177 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.06 AU - 1.68 AU

Year: 592 Days

Day: 31.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,475,726 km

• M1: 34,856 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.2 AU - 1.8 AU

Year: 678 Days

Day: 42.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,475,726 km

• M1: 199,115 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.56 AU - 2.78 AU

Year: 1610 Days

Day: 38 Hours

Environment

Temp: -94 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.49 AU - 2.91 AU

Year: 1637 Days

Day: 17.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.01 AU - 4.01 AU

Year: 2963 Days

Day: 13.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619

Radius: 11.4

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.8 AU - 6.04 AU

Year: 4656 Days

Day: 11.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,475,726 km

• M1: 141,819 km (0.095 R)
• M2: 496,665 km (0.103 R)
• M3: 1,066,334 km (0.057 R)
• M4: 1,602,193 km (0.096 R)
• M5: 2,150,021 km (0.048 R)
• M6: 2,582,209 km (0.119 R)
• M7: 2,962,487 km (0.118 R)
• M8: 3,380,164 km (0.117 R)
• M9: 3,815,494 km (0.076 R)
• M10: 6,552,536 km (0.106 R)
• M11: 8,067,813 km (0.109 R)
• M12: 9,722,814 km (0.088 R)
• M13: 10,608,583 km (0.115 R)
• M14: 13,133,347 km (0.107 R)
• M15: 16,733,120 km (0.062 R)
• M16: 17,880,536 km (0.073 R)
• M17: 22,203,466 km (0.028 R)
• M18: 22,707,012 km (0.107 R)
• M19: 23,071,432 km (0.088 R)
• M20: 24,263,578 km (0.044 R)
• M21: 24,644,454 km (0.119 R)
• M22: 26,608,973 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.3

Radius: 10.4

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.23 AU - 11.39 AU

Year: 11337 Days

Day: 12.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,475,726 km

• M1: 129,402 km (0.116 R)
• M2: 606,171 km (0.039 R)
• M3: 1,182,870 km (0.111 R)
• M4: 1,535,772 km (0.041 R)
• M5: 2,082,402 km (0.079 R)
• M6: 3,263,178 km (0.106 R)
• M7: 3,724,837 km (0.079 R)
• M8: 4,288,672 km (0.061 R)
• M9: 4,876,143 km (0.064 R)
• M10: 5,274,372 km (0.063 R)
• M11: 5,875,606 km (0.084 R)
• M12: 6,521,869 km (0.116 R)
• M13: 8,138,124 km (0.095 R)
• M14: 10,058,811 km (0.085 R)
• M15: 11,323,811 km (0.094 R)
• M16: 17,531,973 km (0.066 R)
• M17: 19,522,821 km (0.086 R)
• M18: 19,938,404 km (0.086 R)
• M19: 20,530,064 km (0.066 R)
• M20: 21,837,400 km (0.098 R)
• M21: 22,375,653 km (0.11 R)
• M22: 22,922,732 km (0.112 R)
• M23: 25,693,285 km (0.118 R)
• M24: 26,092,113 km (0.118 R)
• M25: 28,149,083 km (0.086 R)
• M26: 29,433,830 km (0.08 R)
• M27: 32,466,927 km (0.095 R)
• M28: 39,015,424 km (0.083 R)
• M29: 39,410,512 km (0.059 R)
• M30: 45,514,853 km (0.096 R)
• M31: 47,133,801 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 13,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit